./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 f4b24e32 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-?-f4b24e3 [2022-07-14 02:23:31,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:23:31,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:23:31,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:23:31,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:23:31,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:23:31,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:23:31,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:23:31,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:23:31,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:23:31,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:23:31,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:23:31,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:23:31,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:23:31,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:23:31,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:23:31,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:23:31,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:23:31,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:23:31,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:23:31,578 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:23:31,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:23:31,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:23:31,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:23:31,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:23:31,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:23:31,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:23:31,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:23:31,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:23:31,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:23:31,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:23:31,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:23:31,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:23:31,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:23:31,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:23:31,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:23:31,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:23:31,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:23:31,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:23:31,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:23:31,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:23:31,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:23:31,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:23:31,622 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:23:31,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:23:31,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:23:31,623 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:23:31,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:23:31,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:23:31,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:23:31,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:23:31,624 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:23:31,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:23:31,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:23:31,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:23:31,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:23:31,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:23:31,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:23:31,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:23:31,626 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:23:31,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:23:31,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:23:31,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:23:31,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:23:31,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:23:31,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:23:31,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:23:31,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:23:31,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:23:31,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:23:31,629 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:23:31,629 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:23:31,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:23:31,629 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a1a5884933bcba18239575fcdd90e80287d1e97f83c153d30cbf6ef2bf14a2 [2022-07-14 02:23:31,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:23:31,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:23:31,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:23:31,834 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:23:31,836 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:23:31,836 INFO L432 ainManager$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 [2022-07-14 02:23:31,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b6e75b8/2155f8dc9eda47969ed53d1aadd1cd1c/FLAG85f9ed26e [2022-07-14 02:23:32,584 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:23:32,585 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 [2022-07-14 02:23:32,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b6e75b8/2155f8dc9eda47969ed53d1aadd1cd1c/FLAG85f9ed26e [2022-07-14 02:23:32,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b6e75b8/2155f8dc9eda47969ed53d1aadd1cd1c [2022-07-14 02:23:32,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:23:32,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:23:32,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:23:32,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:23:32,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:23:32,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:23:32" (1/1) ... [2022-07-14 02:23:32,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbcab2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:32, skipping insertion in model container [2022-07-14 02:23:32,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:23:32" (1/1) ... [2022-07-14 02:23:32,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:23:33,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:23:36,942 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] [2022-07-14 02:23:36,945 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] [2022-07-14 02:23:36,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:23:37,038 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:23:37,169 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) [2022-07-14 02:23:37,199 INFO L158 Benchmark]: Toolchain (without parser) took 4279.13ms. Allocated memory was 111.1MB in the beginning and 203.4MB in the end (delta: 92.3MB). Free memory was 79.4MB in the beginning and 129.2MB in the end (delta: -49.8MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2022-07-14 02:23:37,200 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 86.0MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 02:23:37,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4277.74ms. Allocated memory was 111.1MB in the beginning and 203.4MB in the end (delta: 92.3MB). Free memory was 79.4MB in the beginning and 129.2MB in the end (delta: -49.8MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2022-07-14 02:23:37,201 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 86.0MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4277.74ms. Allocated memory was 111.1MB in the beginning and 203.4MB in the end (delta: 92.3MB). Free memory was 79.4MB in the beginning and 129.2MB in the end (delta: -49.8MB). Peak memory consumption was 96.4MB. 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-?-f4b24e3 [2022-07-14 02:23:38,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:23:38,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:23:38,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:23:38,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:23:38,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:23:38,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:23:38,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:23:38,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:23:38,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:23:38,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:23:38,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:23:38,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:23:38,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:23:38,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:23:38,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:23:38,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:23:38,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:23:38,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:23:38,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:23:38,772 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:23:38,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:23:38,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:23:38,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:23:38,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:23:38,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:23:38,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:23:38,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:23:38,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:23:38,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:23:38,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:23:38,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:23:38,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:23:38,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:23:38,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:23:38,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:23:38,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:23:38,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:23:38,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:23:38,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:23:38,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:23:38,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:23:38,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 02:23:38,817 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:23:38,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:23:38,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:23:38,818 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:23:38,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:23:38,819 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:23:38,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:23:38,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:23:38,820 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:23:38,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:23:38,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:23:38,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:23:38,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:23:38,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:23:38,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 02:23:38,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 02:23:38,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 02:23:38,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:23:38,822 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:23:38,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:23:38,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:23:38,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:23:38,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:23:38,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:23:38,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:23:38,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:23:38,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:23:38,823 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 02:23:38,824 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 02:23:38,824 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:23:38,824 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:23:38,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:23:38,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 02:23:38,825 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a1a5884933bcba18239575fcdd90e80287d1e97f83c153d30cbf6ef2bf14a2 [2022-07-14 02:23:39,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:23:39,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:23:39,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:23:39,104 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:23:39,104 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:23:39,106 INFO L432 ainManager$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 [2022-07-14 02:23:39,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea8e9e70/a3f462c6404e432c9db69281ca72b20e/FLAG7800f0eb5 [2022-07-14 02:23:39,934 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:23:39,935 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 [2022-07-14 02:23:39,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea8e9e70/a3f462c6404e432c9db69281ca72b20e/FLAG7800f0eb5 [2022-07-14 02:23:40,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea8e9e70/a3f462c6404e432c9db69281ca72b20e [2022-07-14 02:23:40,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:23:40,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:23:40,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:23:40,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:23:40,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:23:40,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:23:40" (1/1) ... [2022-07-14 02:23:40,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2a6ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:40, skipping insertion in model container [2022-07-14 02:23:40,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:23:40" (1/1) ... [2022-07-14 02:23:40,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:23:40,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:23:43,697 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] [2022-07-14 02:23:43,699 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] [2022-07-14 02:23:43,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:23:43,761 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 02:23:43,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:23:44,172 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] [2022-07-14 02:23:44,172 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] [2022-07-14 02:23:44,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:23:44,213 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:23:44,575 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] [2022-07-14 02:23:44,575 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] [2022-07-14 02:23:44,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:23:44,809 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:23:44,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44 WrapperNode [2022-07-14 02:23:44,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:23:44,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:23:44,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:23:44,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:23:44,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:44,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,063 INFO L137 Inliner]: procedures = 711, calls = 4163, calls flagged for inlining = 369, calls inlined = 343, statements flattened = 10006 [2022-07-14 02:23:45,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:23:45,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:23:45,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:23:45,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:23:45,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:23:45,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:23:45,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:23:45,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:23:45,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (1/1) ... [2022-07-14 02:23:45,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:23:45,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:23:45,412 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) [2022-07-14 02:23:45,417 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 [2022-07-14 02:23:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-14 02:23:45,436 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-14 02:23:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-14 02:23:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-14 02:23:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_core [2022-07-14 02:23:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_core [2022-07-14 02:23:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-07-14 02:23:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-07-14 02:23:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_post_phy_linkchg [2022-07-14 02:23:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_post_phy_linkchg [2022-07-14 02:23:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 02:23:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 02:23:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:23:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:23:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-14 02:23:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-14 02:23:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:23:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:23:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_rx_ring [2022-07-14 02:23:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_rx_ring [2022-07-14 02:23:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-14 02:23:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-14 02:23:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 02:23:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 02:23:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 02:23:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 02:23:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_current_addr [2022-07-14 02:23:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_current_addr [2022-07-14 02:23:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 02:23:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 02:23:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-14 02:23:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-14 02:23:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_mac [2022-07-14 02:23:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_mac [2022-07-14 02:23:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_disable [2022-07-14 02:23:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_disable [2022-07-14 02:23:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_stop_phy_polling [2022-07-14 02:23:45,441 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_stop_phy_polling [2022-07-14 02:23:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 02:23:45,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 02:23:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:23:45,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 02:23:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 02:23:45,441 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 02:23:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 02:23:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 02:23:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 02:23:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 02:23:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:23:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:23:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 02:23:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 02:23:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-14 02:23:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-14 02:23:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-14 02:23:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-14 02:23:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:23:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 02:23:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 02:23:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_speed_and_duplex [2022-07-14 02:23:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_speed_and_duplex [2022-07-14 02:23:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-14 02:23:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 02:23:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 02:23:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 02:23:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2022-07-14 02:23:45,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2022-07-14 02:23:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-14 02:23:45,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-14 02:23:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_close [2022-07-14 02:23:45,444 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_close [2022-07-14 02:23:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 02:23:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 02:23:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_110 [2022-07-14 02:23:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_110 [2022-07-14 02:23:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_reg [2022-07-14 02:23:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_reg [2022-07-14 02:23:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_init [2022-07-14 02:23:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_init [2022-07-14 02:23:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_dbg [2022-07-14 02:23:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_dbg [2022-07-14 02:23:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_regs_len [2022-07-14 02:23:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_regs_len [2022-07-14 02:23:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 02:23:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 02:23:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 02:23:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 02:23:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_ring_resources [2022-07-14 02:23:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_ring_resources [2022-07-14 02:23:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 02:23:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 02:23:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 02:23:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 02:23:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 02:23:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 02:23:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-14 02:23:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-14 02:23:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:23:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:23:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 02:23:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 02:23:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-14 02:23:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-14 02:23:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 02:23:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 02:23:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 02:23:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 02:23:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:23:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:23:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 02:23:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 02:23:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_multi [2022-07-14 02:23:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_multi [2022-07-14 02:23:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:23:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 02:23:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 02:23:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 02:23:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 02:23:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 02:23:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 02:23:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-14 02:23:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-14 02:23:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:23:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-14 02:23:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-14 02:23:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 02:23:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 02:23:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:23:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:23:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:23:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_start_phy_polling [2022-07-14 02:23:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_start_phy_polling [2022-07-14 02:23:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-14 02:23:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-14 02:23:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 02:23:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 02:23:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 02:23:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:23:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:23:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 02:23:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-07-14 02:23:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-07-14 02:23:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:23:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:23:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-14 02:23:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-14 02:23:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-07-14 02:23:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-07-14 02:23:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-14 02:23:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-14 02:23:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_core [2022-07-14 02:23:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_core [2022-07-14 02:23:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_until_idle [2022-07-14 02:23:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_until_idle [2022-07-14 02:23:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-14 02:23:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-14 02:23:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-14 02:23:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-14 02:23:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:23:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:23:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_link_status [2022-07-14 02:23:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_link_status [2022-07-14 02:23:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 02:23:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 02:23:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_alloc_rx_buffer [2022-07-14 02:23:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_alloc_rx_buffer [2022-07-14 02:23:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2022-07-14 02:23:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2022-07-14 02:23:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_io_resume [2022-07-14 02:23:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_io_resume [2022-07-14 02:23:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_dbg [2022-07-14 02:23:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_dbg [2022-07-14 02:23:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_mdio_idle [2022-07-14 02:23:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_mdio_idle [2022-07-14 02:23:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-14 02:23:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-14 02:23:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 02:23:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 02:23:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 02:23:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_vlan_mode [2022-07-14 02:23:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_vlan_mode [2022-07-14 02:23:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tx_buffer [2022-07-14 02:23:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tx_buffer [2022-07-14 02:23:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_down [2022-07-14 02:23:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_down [2022-07-14 02:23:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_suspend [2022-07-14 02:23:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_suspend [2022-07-14 02:23:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:23:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:23:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-14 02:23:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-14 02:23:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 02:23:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 02:23:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:23:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:23:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:23:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-14 02:23:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-14 02:23:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_tx_timeout [2022-07-14 02:23:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_tx_timeout [2022-07-14 02:23:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-14 02:23:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-14 02:23:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 02:23:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 02:23:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tpd [2022-07-14 02:23:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tpd [2022-07-14 02:23:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_hw_set_mac_addr [2022-07-14 02:23:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_hw_set_mac_addr [2022-07-14 02:23:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 02:23:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 02:23:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-14 02:23:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-14 02:23:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-14 02:23:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-14 02:23:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_restart_autoneg [2022-07-14 02:23:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_restart_autoneg [2022-07-14 02:23:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_rxbufsize [2022-07-14 02:23:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_rxbufsize [2022-07-14 02:23:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-14 02:23:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-14 02:23:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:23:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:23:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_irq [2022-07-14 02:23:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_irq [2022-07-14 02:23:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-14 02:23:45,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-14 02:23:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_ext [2022-07-14 02:23:45,462 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_ext [2022-07-14 02:23:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-14 02:23:45,462 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-14 02:23:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 02:23:45,462 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 02:23:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:23:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-14 02:23:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-14 02:23:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_nway_reset [2022-07-14 02:23:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_nway_reset [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_118 [2022-07-14 02:23:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_118 [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_dma_ring [2022-07-14 02:23:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_dma_ring [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 02:23:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_enable [2022-07-14 02:23:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_enable [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-14 02:23:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 02:23:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_eeprom_len [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_eeprom_len [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_eeprom_exist [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_eeprom_exist [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_netpoll [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_netpoll [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_configure [2022-07-14 02:23:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_configure [2022-07-14 02:23:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_tx_ring [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_tx_ring [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_reset [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_reset [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_open [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_open [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_intr [2022-07-14 02:23:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_intr [2022-07-14 02:23:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_power_saving [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_power_saving [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_setup_adv [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_setup_adv [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_buffer [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_buffer [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_remove [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_remove [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 02:23:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:23:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_up [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_up [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_disable_l0s_l1 [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_disable_l0s_l1 [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_resume [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_resume [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_pcie [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_pcie [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_shutdown [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_shutdown [2022-07-14 02:23:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_aspm [2022-07-14 02:23:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_aspm [2022-07-14 02:23:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-14 02:23:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-14 02:23:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-14 02:23:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-14 02:23:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 02:23:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 02:23:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_reg [2022-07-14 02:23:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_reg [2022-07-14 02:23:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 02:23:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 02:23:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_109 [2022-07-14 02:23:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_109 [2022-07-14 02:23:46,460 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:23:46,465 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:23:46,698 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:24:39,912 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 02:24:40,004 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:24:40,023 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:24:40,023 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 02:24:40,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:24:40 BoogieIcfgContainer [2022-07-14 02:24:40,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:24:40,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:24:40,029 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:24:40,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:24:40,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:23:40" (1/3) ... [2022-07-14 02:24:40,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553d684f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:24:40, skipping insertion in model container [2022-07-14 02:24:40,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:23:44" (2/3) ... [2022-07-14 02:24:40,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553d684f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:24:40, skipping insertion in model container [2022-07-14 02:24:40,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:24:40" (3/3) ... [2022-07-14 02:24:40,034 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-07-14 02:24:40,044 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:24:40,044 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:24:40,123 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:24:40,130 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@25b425b3, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5ad0ff29 [2022-07-14 02:24:40,131 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:24:40,143 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) [2022-07-14 02:24:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-07-14 02:24:40,178 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:24:40,179 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] [2022-07-14 02:24:40,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:24:40,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:24:40,184 INFO L85 PathProgramCache]: Analyzing trace with hash -642178380, now seen corresponding path program 1 times [2022-07-14 02:24:40,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:24:40,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [111867585] [2022-07-14 02:24:40,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:24:40,196 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:24:40,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:24:40,198 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) [2022-07-14 02:24:40,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 02:24:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:24:42,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 2084 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:24:42,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:24:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-07-14 02:24:42,487 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:24:42,487 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:24:42,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [111867585] [2022-07-14 02:24:42,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [111867585] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:24:42,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:24:42,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:24:42,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678891970] [2022-07-14 02:24:42,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:24:42,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:24:42,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:24:42,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:24:42,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:24:42,521 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) [2022-07-14 02:24:43,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:24:43,560 INFO L93 Difference]: Finished difference Result 11668 states and 16734 transitions. [2022-07-14 02:24:43,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:24:43,563 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 [2022-07-14 02:24:43,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:24:43,623 INFO L225 Difference]: With dead ends: 11668 [2022-07-14 02:24:43,623 INFO L226 Difference]: Without dead ends: 7552 [2022-07-14 02:24:43,644 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 [2022-07-14 02:24:43,646 INFO L413 NwaCegarLoop]: 6768 mSDtfsCounter, 5033 mSDsluCounter, 5696 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-07-14 02:24:43,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5033 Valid, 12464 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-14 02:24:43,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7552 states. [2022-07-14 02:24:44,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7552 to 7549. [2022-07-14 02:24:44,073 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) [2022-07-14 02:24:44,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7549 states to 7549 states and 10654 transitions. [2022-07-14 02:24:44,131 INFO L78 Accepts]: Start accepts. Automaton has 7549 states and 10654 transitions. Word has length 242 [2022-07-14 02:24:44,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:24:44,134 INFO L495 AbstractCegarLoop]: Abstraction has 7549 states and 10654 transitions. [2022-07-14 02:24:44,134 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) [2022-07-14 02:24:44,135 INFO L276 IsEmpty]: Start isEmpty. Operand 7549 states and 10654 transitions. [2022-07-14 02:24:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-07-14 02:24:44,145 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:24:44,145 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] [2022-07-14 02:24:44,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-14 02:24:44,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:24:44,351 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:24:44,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:24:44,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1557462479, now seen corresponding path program 1 times [2022-07-14 02:24:44,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:24:44,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1593948232] [2022-07-14 02:24:44,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:24:44,353 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:24:44,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:24:44,356 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 02:24:44,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 02:24:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:24:46,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 2085 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:24:46,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:24:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-07-14 02:24:46,533 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:24:46,533 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:24:46,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1593948232] [2022-07-14 02:24:46,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1593948232] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:24:46,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:24:46,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:24:46,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836901270] [2022-07-14 02:24:46,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:24:46,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:24:46,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:24:46,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:24:46,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:24:46,536 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) [2022-07-14 02:24:47,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:24:47,871 INFO L93 Difference]: Finished difference Result 22081 states and 31174 transitions. [2022-07-14 02:24:47,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:24:47,871 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 [2022-07-14 02:24:47,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:24:47,970 INFO L225 Difference]: With dead ends: 22081 [2022-07-14 02:24:47,970 INFO L226 Difference]: Without dead ends: 14571 [2022-07-14 02:24:48,009 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 [2022-07-14 02:24:48,012 INFO L413 NwaCegarLoop]: 7865 mSDtfsCounter, 5296 mSDsluCounter, 5595 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-07-14 02:24:48,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5296 Valid, 13460 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-14 02:24:48,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14571 states. [2022-07-14 02:24:48,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14571 to 14565. [2022-07-14 02:24:48,630 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) [2022-07-14 02:24:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14565 states to 14565 states and 20513 transitions. [2022-07-14 02:24:48,695 INFO L78 Accepts]: Start accepts. Automaton has 14565 states and 20513 transitions. Word has length 243 [2022-07-14 02:24:48,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:24:48,696 INFO L495 AbstractCegarLoop]: Abstraction has 14565 states and 20513 transitions. [2022-07-14 02:24:48,696 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) [2022-07-14 02:24:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 14565 states and 20513 transitions. [2022-07-14 02:24:48,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-07-14 02:24:48,703 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:24:48,703 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] [2022-07-14 02:24:48,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 02:24:48,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:24:48,922 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:24:48,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:24:48,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1942523070, now seen corresponding path program 1 times [2022-07-14 02:24:48,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:24:48,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [43446436] [2022-07-14 02:24:48,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:24:48,925 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:24:48,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:24:48,928 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) [2022-07-14 02:24:48,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 02:24:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:24:50,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 2081 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:24:50,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:24:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 1228 trivial. 0 not checked. [2022-07-14 02:24:51,140 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:24:51,141 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:24:51,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [43446436] [2022-07-14 02:24:51,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [43446436] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:24:51,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:24:51,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:24:51,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357649901] [2022-07-14 02:24:51,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:24:51,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:24:51,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:24:51,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:24:51,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:24:51,143 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) [2022-07-14 02:24:52,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:24:52,403 INFO L93 Difference]: Finished difference Result 39489 states and 55480 transitions. [2022-07-14 02:24:52,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:24:52,414 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 [2022-07-14 02:24:52,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:24:52,534 INFO L225 Difference]: With dead ends: 39489 [2022-07-14 02:24:52,535 INFO L226 Difference]: Without dead ends: 24963 [2022-07-14 02:24:52,585 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 [2022-07-14 02:24:52,589 INFO L413 NwaCegarLoop]: 6504 mSDtfsCounter, 4180 mSDsluCounter, 5575 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-14 02:24:52,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4180 Valid, 12079 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-14 02:24:52,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24963 states. [2022-07-14 02:24:53,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24963 to 24956. [2022-07-14 02:24:53,506 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) [2022-07-14 02:24:53,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24956 states to 24956 states and 34997 transitions. [2022-07-14 02:24:53,606 INFO L78 Accepts]: Start accepts. Automaton has 24956 states and 34997 transitions. Word has length 262 [2022-07-14 02:24:53,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:24:53,607 INFO L495 AbstractCegarLoop]: Abstraction has 24956 states and 34997 transitions. [2022-07-14 02:24:53,607 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) [2022-07-14 02:24:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 24956 states and 34997 transitions. [2022-07-14 02:24:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-14 02:24:53,613 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:24:53,614 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] [2022-07-14 02:24:53,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 02:24:53,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:24:53,827 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:24:53,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:24:53,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1922111819, now seen corresponding path program 1 times [2022-07-14 02:24:53,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:24:53,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1156538934] [2022-07-14 02:24:53,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:24:53,830 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:24:53,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:24:53,831 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) [2022-07-14 02:24:53,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 02:24:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:24:55,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 2118 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:24:55,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:24:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-07-14 02:24:56,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:24:56,019 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:24:56,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1156538934] [2022-07-14 02:24:56,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1156538934] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:24:56,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:24:56,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:24:56,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780619010] [2022-07-14 02:24:56,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:24:56,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:24:56,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:24:56,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:24:56,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:24:56,021 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) [2022-07-14 02:24:57,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:24:57,269 INFO L93 Difference]: Finished difference Result 72118 states and 101071 transitions. [2022-07-14 02:24:57,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:24:57,269 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 [2022-07-14 02:24:57,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:24:57,497 INFO L225 Difference]: With dead ends: 72118 [2022-07-14 02:24:57,498 INFO L226 Difference]: Without dead ends: 47201 [2022-07-14 02:24:57,586 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 [2022-07-14 02:24:57,588 INFO L413 NwaCegarLoop]: 8690 mSDtfsCounter, 5516 mSDsluCounter, 5644 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:24:57,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5516 Valid, 14334 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-14 02:24:57,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47201 states. [2022-07-14 02:24:59,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47201 to 47183. [2022-07-14 02:24:59,271 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) [2022-07-14 02:24:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47183 states to 47183 states and 66033 transitions. [2022-07-14 02:24:59,445 INFO L78 Accepts]: Start accepts. Automaton has 47183 states and 66033 transitions. Word has length 268 [2022-07-14 02:24:59,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:24:59,446 INFO L495 AbstractCegarLoop]: Abstraction has 47183 states and 66033 transitions. [2022-07-14 02:24:59,446 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) [2022-07-14 02:24:59,447 INFO L276 IsEmpty]: Start isEmpty. Operand 47183 states and 66033 transitions. [2022-07-14 02:24:59,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-07-14 02:24:59,457 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:24:59,457 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] [2022-07-14 02:24:59,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-14 02:24:59,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:24:59,684 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:24:59,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:24:59,684 INFO L85 PathProgramCache]: Analyzing trace with hash 917192354, now seen corresponding path program 1 times [2022-07-14 02:24:59,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:24:59,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1601648440] [2022-07-14 02:24:59,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:24:59,687 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:24:59,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:24:59,688 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) [2022-07-14 02:24:59,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-14 02:25:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:25:01,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 2148 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:25:01,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:25:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1403 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2022-07-14 02:25:01,808 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:25:01,809 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:25:01,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1601648440] [2022-07-14 02:25:01,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1601648440] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:25:01,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:25:01,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:25:01,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546840207] [2022-07-14 02:25:01,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:25:01,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:25:01,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:25:01,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:25:01,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:25:01,810 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) [2022-07-14 02:25:03,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:25:03,242 INFO L93 Difference]: Finished difference Result 95060 states and 132867 transitions. [2022-07-14 02:25:03,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:25:03,242 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 [2022-07-14 02:25:03,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:25:03,428 INFO L225 Difference]: With dead ends: 95060 [2022-07-14 02:25:03,428 INFO L226 Difference]: Without dead ends: 47916 [2022-07-14 02:25:03,554 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 [2022-07-14 02:25:03,555 INFO L413 NwaCegarLoop]: 5791 mSDtfsCounter, 740 mSDsluCounter, 5633 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2022-07-14 02:25:03,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [740 Valid, 11424 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-14 02:25:03,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47916 states. [2022-07-14 02:25:05,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47916 to 47916. [2022-07-14 02:25:05,821 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) [2022-07-14 02:25:05,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47916 states to 47916 states and 66884 transitions. [2022-07-14 02:25:06,005 INFO L78 Accepts]: Start accepts. Automaton has 47916 states and 66884 transitions. Word has length 290 [2022-07-14 02:25:06,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:25:06,005 INFO L495 AbstractCegarLoop]: Abstraction has 47916 states and 66884 transitions. [2022-07-14 02:25:06,006 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) [2022-07-14 02:25:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand 47916 states and 66884 transitions. [2022-07-14 02:25:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-07-14 02:25:06,016 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:25:06,016 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] [2022-07-14 02:25:06,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-14 02:25:06,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:25:06,244 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:25:06,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:25:06,244 INFO L85 PathProgramCache]: Analyzing trace with hash 970215688, now seen corresponding path program 1 times [2022-07-14 02:25:06,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:25:06,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71046000] [2022-07-14 02:25:06,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:25:06,246 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:25:06,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:25:06,248 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) [2022-07-14 02:25:06,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-14 02:25:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:25:08,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 2228 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:25:08,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:25:08,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1473 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 1344 trivial. 0 not checked. [2022-07-14 02:25:08,819 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:25:08,820 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:25:08,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71046000] [2022-07-14 02:25:08,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [71046000] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:25:08,820 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:25:08,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:25:08,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839203267] [2022-07-14 02:25:08,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:25:08,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:25:08,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:25:08,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:25:08,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:25:08,822 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) [2022-07-14 02:25:10,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:25:10,797 INFO L93 Difference]: Finished difference Result 115805 states and 161730 transitions. [2022-07-14 02:25:10,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:25:10,798 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 [2022-07-14 02:25:10,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:25:11,230 INFO L225 Difference]: With dead ends: 115805 [2022-07-14 02:25:11,230 INFO L226 Difference]: Without dead ends: 68489 [2022-07-14 02:25:11,361 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 [2022-07-14 02:25:11,361 INFO L413 NwaCegarLoop]: 8606 mSDtfsCounter, 4938 mSDsluCounter, 5618 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:25:11,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4938 Valid, 14224 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-14 02:25:11,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68489 states. [2022-07-14 02:25:13,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68489 to 68479. [2022-07-14 02:25:13,622 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) [2022-07-14 02:25:13,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68479 states to 68479 states and 95484 transitions. [2022-07-14 02:25:13,947 INFO L78 Accepts]: Start accepts. Automaton has 68479 states and 95484 transitions. Word has length 308 [2022-07-14 02:25:13,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:25:13,948 INFO L495 AbstractCegarLoop]: Abstraction has 68479 states and 95484 transitions. [2022-07-14 02:25:13,948 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) [2022-07-14 02:25:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 68479 states and 95484 transitions. [2022-07-14 02:25:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-07-14 02:25:13,966 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:25:13,966 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] [2022-07-14 02:25:14,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-14 02:25:14,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:25:14,192 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:25:14,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:25:14,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1549142913, now seen corresponding path program 1 times [2022-07-14 02:25:14,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:25:14,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [511050182] [2022-07-14 02:25:14,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:25:14,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:25:14,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:25:14,195 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) [2022-07-14 02:25:14,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-14 02:25:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:25:16,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 2275 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:25:16,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:25:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-07-14 02:25:16,552 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:25:16,552 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:25:16,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [511050182] [2022-07-14 02:25:16,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [511050182] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:25:16,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:25:16,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:25:16,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50040835] [2022-07-14 02:25:16,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:25:16,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:25:16,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:25:16,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:25:16,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:25:16,554 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) [2022-07-14 02:25:19,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:25:19,286 INFO L93 Difference]: Finished difference Result 202965 states and 283286 transitions. [2022-07-14 02:25:19,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:25:19,287 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 [2022-07-14 02:25:19,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:25:19,892 INFO L225 Difference]: With dead ends: 202965 [2022-07-14 02:25:19,893 INFO L226 Difference]: Without dead ends: 135086 [2022-07-14 02:25:20,251 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 [2022-07-14 02:25:20,252 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 [2022-07-14 02:25:20,252 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] [2022-07-14 02:25:20,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135086 states. [2022-07-14 02:25:24,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135086 to 135084. [2022-07-14 02:25:24,616 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) [2022-07-14 02:25:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135084 states to 135084 states and 188448 transitions. [2022-07-14 02:25:25,186 INFO L78 Accepts]: Start accepts. Automaton has 135084 states and 188448 transitions. Word has length 348 [2022-07-14 02:25:25,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:25:25,187 INFO L495 AbstractCegarLoop]: Abstraction has 135084 states and 188448 transitions. [2022-07-14 02:25:25,187 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) [2022-07-14 02:25:25,187 INFO L276 IsEmpty]: Start isEmpty. Operand 135084 states and 188448 transitions. [2022-07-14 02:25:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-07-14 02:25:25,211 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:25:25,211 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] [2022-07-14 02:25:25,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-07-14 02:25:25,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:25:25,744 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:25:25,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:25:25,744 INFO L85 PathProgramCache]: Analyzing trace with hash -848327617, now seen corresponding path program 1 times [2022-07-14 02:25:25,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:25:25,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [986068045] [2022-07-14 02:25:25,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:25:25,746 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:25:25,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:25:25,747 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) [2022-07-14 02:25:25,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-14 02:25:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:25:27,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 2275 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:25:27,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:25:27,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-07-14 02:25:27,808 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:25:27,808 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:25:27,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [986068045] [2022-07-14 02:25:27,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [986068045] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:25:27,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:25:27,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:25:27,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456626352] [2022-07-14 02:25:27,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:25:27,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:25:27,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:25:27,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:25:27,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:25:27,810 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) [2022-07-14 02:25:32,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:25:32,075 INFO L93 Difference]: Finished difference Result 336199 states and 469238 transitions. [2022-07-14 02:25:32,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:25:32,075 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 [2022-07-14 02:25:32,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:25:33,324 INFO L225 Difference]: With dead ends: 336199 [2022-07-14 02:25:33,324 INFO L226 Difference]: Without dead ends: 200936 [2022-07-14 02:25:33,744 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 [2022-07-14 02:25:33,745 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, 0.3s IncrementalHoareTripleChecker+Time [2022-07-14 02:25:33,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5552 Valid, 16816 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-14 02:25:33,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200936 states. [2022-07-14 02:25:40,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200936 to 200934. [2022-07-14 02:25:40,278 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) [2022-07-14 02:25:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200934 states to 200934 states and 280477 transitions. [2022-07-14 02:25:41,553 INFO L78 Accepts]: Start accepts. Automaton has 200934 states and 280477 transitions. Word has length 348 [2022-07-14 02:25:41,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:25:41,554 INFO L495 AbstractCegarLoop]: Abstraction has 200934 states and 280477 transitions. [2022-07-14 02:25:41,554 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) [2022-07-14 02:25:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 200934 states and 280477 transitions. [2022-07-14 02:25:41,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-07-14 02:25:41,581 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:25:41,581 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] [2022-07-14 02:25:41,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-07-14 02:25:41,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:25:41,808 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:25:41,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:25:41,808 INFO L85 PathProgramCache]: Analyzing trace with hash 638767542, now seen corresponding path program 1 times [2022-07-14 02:25:41,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:25:41,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125740758] [2022-07-14 02:25:41,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:25:41,810 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:25:41,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:25:41,811 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) [2022-07-14 02:25:41,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-14 02:25:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:25:43,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 2368 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:25:43,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:25:44,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1716 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2022-07-14 02:25:44,217 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:25:44,217 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:25:44,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2125740758] [2022-07-14 02:25:44,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2125740758] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:25:44,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:25:44,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:25:44,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281008035] [2022-07-14 02:25:44,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:25:44,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:25:44,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:25:44,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:25:44,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:25:44,218 INFO L87 Difference]: Start difference. First operand 200934 states and 280477 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36)