./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.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 8e14f2a21a56a60e783d0aab2506240481fbe23123ec2497fb50b7b6292e33af --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 12:50:45,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:50:45,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:50:45,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:50:45,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:50:45,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:50:45,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:50:45,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:50:45,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:50:45,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:50:45,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:50:45,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:50:45,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:50:45,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:50:45,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:50:45,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:50:45,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:50:45,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:50:45,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:50:45,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:50:45,420 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:50:45,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:50:45,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:50:45,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:50:45,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:50:45,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:50:45,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:50:45,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:50:45,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:50:45,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:50:45,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:50:45,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:50:45,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:50:45,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:50:45,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:50:45,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:50:45,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:50:45,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:50:45,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:50:45,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:50:45,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:50:45,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:50:45,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 12:50:45,468 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:50:45,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:50:45,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:50:45,469 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:50:45,470 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:50:45,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:50:45,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:50:45,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:50:45,471 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:50:45,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:50:45,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 12:50:45,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:50:45,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:50:45,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:50:45,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:50:45,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:50:45,473 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:50:45,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:50:45,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:50:45,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:50:45,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:50:45,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:50:45,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:50:45,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:50:45,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:50:45,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 12:50:45,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 12:50:45,476 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:50:45,476 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:50:45,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:50:45,477 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e14f2a21a56a60e783d0aab2506240481fbe23123ec2497fb50b7b6292e33af [2022-07-12 12:50:45,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:50:45,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:50:45,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:50:45,702 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:50:45,707 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:50:45,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-12 12:50:45,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/723d9d46c/f235ba04297948b99502e575b76eeada/FLAGd525fbfe8 [2022-07-12 12:50:46,604 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:50:46,604 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-12 12:50:46,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/723d9d46c/f235ba04297948b99502e575b76eeada/FLAGd525fbfe8 [2022-07-12 12:50:46,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/723d9d46c/f235ba04297948b99502e575b76eeada [2022-07-12 12:50:46,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:50:46,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:50:46,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:50:46,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:50:46,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:50:46,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:50:46" (1/1) ... [2022-07-12 12:50:46,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4742bc9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:50:46, skipping insertion in model container [2022-07-12 12:50:46,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:50:46" (1/1) ... [2022-07-12 12:50:46,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:50:46,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:50:47,522 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6571] [2022-07-12 12:50:47,523 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6572-6573] [2022-07-12 12:50:48,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[202382,202395] [2022-07-12 12:50:51,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:50:51,401 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:50:51,519 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6571] [2022-07-12 12:50:51,520 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6572-6573] [2022-07-12 12:50:51,534 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[202382,202395] [2022-07-12 12:50:51,586 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) 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.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-12 12:50:51,594 INFO L158 Benchmark]: Toolchain (without parser) took 4843.80ms. Allocated memory was 104.9MB in the beginning and 192.9MB in the end (delta: 88.1MB). Free memory was 67.8MB in the beginning and 72.3MB in the end (delta: -4.5MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2022-07-12 12:50:51,595 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 12:50:51,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4842.11ms. Allocated memory was 104.9MB in the beginning and 192.9MB in the end (delta: 88.1MB). Free memory was 67.8MB in the beginning and 72.3MB in the end (delta: -4.5MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2022-07-12 12:50:51,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4842.11ms. Allocated memory was 104.9MB in the beginning and 192.9MB in the end (delta: 88.1MB). Free memory was 67.8MB in the beginning and 72.3MB in the end (delta: -4.5MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.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 8e14f2a21a56a60e783d0aab2506240481fbe23123ec2497fb50b7b6292e33af --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 12:50:53,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:50:53,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:50:53,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:50:53,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:50:53,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:50:53,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:50:53,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:50:53,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:50:53,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:50:53,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:50:53,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:50:53,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:50:53,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:50:53,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:50:53,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:50:53,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:50:53,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:50:53,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:50:53,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:50:53,428 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:50:53,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:50:53,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:50:53,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:50:53,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:50:53,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:50:53,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:50:53,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:50:53,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:50:53,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:50:53,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:50:53,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:50:53,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:50:53,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:50:53,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:50:53,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:50:53,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:50:53,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:50:53,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:50:53,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:50:53,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:50:53,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:50:53,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 12:50:53,491 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:50:53,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:50:53,492 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:50:53,492 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:50:53,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:50:53,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:50:53,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:50:53,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:50:53,494 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:50:53,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:50:53,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:50:53,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:50:53,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:50:53,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:50:53,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 12:50:53,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 12:50:53,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 12:50:53,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:50:53,497 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:50:53,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:50:53,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:50:53,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:50:53,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:50:53,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:50:53,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:50:53,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:50:53,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:50:53,499 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 12:50:53,499 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 12:50:53,499 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:50:53,499 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:50:53,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:50:53,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 12:50:53,500 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e14f2a21a56a60e783d0aab2506240481fbe23123ec2497fb50b7b6292e33af [2022-07-12 12:50:53,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:50:53,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:50:53,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:50:53,849 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:50:53,849 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:50:53,851 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-12 12:50:53,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbcd5bc6c/e4bc90eaf8f84f63b4b7c7d15ddf96fa/FLAG6e4622bee [2022-07-12 12:50:54,815 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:50:54,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-12 12:50:54,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbcd5bc6c/e4bc90eaf8f84f63b4b7c7d15ddf96fa/FLAG6e4622bee [2022-07-12 12:50:54,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbcd5bc6c/e4bc90eaf8f84f63b4b7c7d15ddf96fa [2022-07-12 12:50:54,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:50:54,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:50:54,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:50:54,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:50:54,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:50:54,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:50:54" (1/1) ... [2022-07-12 12:50:54,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b27daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:50:54, skipping insertion in model container [2022-07-12 12:50:54,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:50:54" (1/1) ... [2022-07-12 12:50:54,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:50:55,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:50:55,654 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6571] [2022-07-12 12:50:55,655 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6572-6573] [2022-07-12 12:50:56,154 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[202382,202395] [2022-07-12 12:50:59,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:50:59,486 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 12:50:59,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:50:59,736 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6571] [2022-07-12 12:50:59,737 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6572-6573] [2022-07-12 12:50:59,744 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[202382,202395] [2022-07-12 12:51:00,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:51:00,150 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:51:00,325 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6571] [2022-07-12 12:51:00,326 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6572-6573] [2022-07-12 12:51:00,335 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[202382,202395] [2022-07-12 12:51:00,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:51:01,074 INFO L208 MainTranslator]: Completed translation [2022-07-12 12:51:01,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01 WrapperNode [2022-07-12 12:51:01,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 12:51:01,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 12:51:01,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 12:51:01,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 12:51:01,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:01,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:01,638 INFO L137 Inliner]: procedures = 629, calls = 7318, calls flagged for inlining = 278, calls inlined = 266, statements flattened = 14414 [2022-07-12 12:51:01,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 12:51:01,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 12:51:01,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 12:51:01,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 12:51:01,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:01,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:01,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:01,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:01,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:01,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:02,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:02,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 12:51:02,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 12:51:02,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 12:51:02,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 12:51:02,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (1/1) ... [2022-07-12 12:51:02,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:51:02,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 12:51:02,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 12:51:02,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 12:51:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 12:51:02,317 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 12:51:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-12 12:51:02,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-12 12:51:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-12 12:51:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-12 12:51:02,318 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-12 12:51:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-12 12:51:02,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-12 12:51:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-12 12:51:02,319 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-12 12:51:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-12 12:51:02,319 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-12 12:51:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-12 12:51:02,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-12 12:51:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-12 12:51:02,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-12 12:51:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 12:51:02,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 12:51:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-12 12:51:02,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-12 12:51:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-12 12:51:02,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-12 12:51:02,321 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-12 12:51:02,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-12 12:51:02,321 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-12 12:51:02,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-12 12:51:02,321 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-12 12:51:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-12 12:51:02,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-12 12:51:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-12 12:51:02,322 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-12 12:51:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-12 12:51:02,322 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-12 12:51:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-12 12:51:02,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-12 12:51:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-12 12:51:02,323 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-12 12:51:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-12 12:51:02,323 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 12:51:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 12:51:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-12 12:51:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-12 12:51:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 12:51:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 12:51:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-12 12:51:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-12 12:51:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2022-07-12 12:51:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2022-07-12 12:51:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 12:51:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 12:51:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-12 12:51:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-12 12:51:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-12 12:51:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-12 12:51:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-12 12:51:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-12 12:51:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-07-12 12:51:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-07-12 12:51:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-12 12:51:02,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-12 12:51:02,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-12 12:51:02,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-12 12:51:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 12:51:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 12:51:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-12 12:51:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-12 12:51:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 12:51:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 12:51:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 12:51:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 12:51:02,330 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-12 12:51:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-12 12:51:02,330 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 12:51:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 12:51:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-12 12:51:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-12 12:51:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-12 12:51:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-12 12:51:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-12 12:51:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-12 12:51:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-12 12:51:02,332 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-12 12:51:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-12 12:51:02,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 12:51:02,333 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 12:51:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 12:51:02,333 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-12 12:51:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-12 12:51:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-12 12:51:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-12 12:51:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-12 12:51:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-12 12:51:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 12:51:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 12:51:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-12 12:51:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-12 12:51:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 12:51:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-12 12:51:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-12 12:51:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-12 12:51:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-12 12:51:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-12 12:51:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-12 12:51:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-12 12:51:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-12 12:51:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-12 12:51:02,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-12 12:51:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-12 12:51:02,339 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-12 12:51:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 12:51:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 12:51:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-12 12:51:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-12 12:51:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 12:51:02,345 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 12:51:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-12 12:51:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-12 12:51:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-12 12:51:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-12 12:51:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 12:51:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 12:51:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-12 12:51:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-12 12:51:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-12 12:51:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-12 12:51:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-12 12:51:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-12 12:51:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-12 12:51:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 12:51:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 12:51:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 12:51:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 12:51:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-07-12 12:51:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-07-12 12:51:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-07-12 12:51:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-07-12 12:51:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 12:51:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 12:51:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-12 12:51:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-12 12:51:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-12 12:51:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-12 12:51:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-12 12:51:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-12 12:51:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 12:51:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 12:51:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-12 12:51:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-12 12:51:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-12 12:51:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-12 12:51:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-12 12:51:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-12 12:51:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-12 12:51:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-12 12:51:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-07-12 12:51:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-07-12 12:51:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-12 12:51:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-12 12:51:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 12:51:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 12:51:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 12:51:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 12:51:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2022-07-12 12:51:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-12 12:51:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-12 12:51:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-12 12:51:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-12 12:51:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-12 12:51:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-12 12:51:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 12:51:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-12 12:51:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-12 12:51:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-12 12:51:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-12 12:51:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-12 12:51:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-12 12:51:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 12:51:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 12:51:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 12:51:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2022-07-12 12:51:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2022-07-12 12:51:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 12:51:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 12:51:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 12:51:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 12:51:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 12:51:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 12:51:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 12:51:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-12 12:51:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-12 12:51:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-12 12:51:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-12 12:51:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2022-07-12 12:51:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2022-07-12 12:51:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 12:51:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 12:51:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-12 12:51:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-12 12:51:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 12:51:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 12:51:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-07-12 12:51:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-07-12 12:51:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-12 12:51:02,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-12 12:51:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 12:51:02,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 12:51:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-12 12:51:02,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-12 12:51:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-12 12:51:02,356 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-12 12:51:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-12 12:51:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-12 12:51:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 12:51:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 12:51:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 12:51:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 12:51:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-12 12:51:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-12 12:51:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-12 12:51:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-12 12:51:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-12 12:51:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-12 12:51:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-12 12:51:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-12 12:51:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-12 12:51:02,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-12 12:51:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 12:51:02,362 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 12:51:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 12:51:02,362 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 12:51:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 12:51:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2022-07-12 12:51:02,362 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2022-07-12 12:51:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 12:51:02,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 12:51:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-12 12:51:02,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-12 12:51:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-12 12:51:02,364 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-12 12:51:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-12 12:51:02,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-12 12:51:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 12:51:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-12 12:51:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-12 12:51:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 12:51:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 12:51:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 12:51:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-12 12:51:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-12 12:51:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 12:51:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 12:51:02,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 12:51:02,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 12:51:02,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 12:51:02,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 12:51:02,366 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-12 12:51:02,366 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-12 12:51:02,366 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-12 12:51:02,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-12 12:51:02,366 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-12 12:51:02,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-12 12:51:02,367 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-12 12:51:02,367 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-12 12:51:02,367 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-12 12:51:02,367 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-12 12:51:02,367 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 12:51:02,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 12:51:02,367 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-12 12:51:02,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-12 12:51:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-12 12:51:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-12 12:51:02,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-12 12:51:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-12 12:51:02,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-12 12:51:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-12 12:51:02,368 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-12 12:51:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-12 12:51:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-12 12:51:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-12 12:51:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-12 12:51:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-12 12:51:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-12 12:51:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-12 12:51:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-12 12:51:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 12:51:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 12:51:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2022-07-12 12:51:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2022-07-12 12:51:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 12:51:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 12:51:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2022-07-12 12:51:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2022-07-12 12:51:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-12 12:51:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-12 12:51:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 12:51:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 12:51:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-12 12:51:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-12 12:51:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-12 12:51:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-12 12:51:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 12:51:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 12:51:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 12:51:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 12:51:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-07-12 12:51:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-07-12 12:51:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-12 12:51:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-12 12:51:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 12:51:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 12:51:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-12 12:51:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-12 12:51:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 12:51:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 12:51:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-12 12:51:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-12 12:51:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-12 12:51:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-12 12:51:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-12 12:51:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-12 12:51:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-12 12:51:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-12 12:51:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 12:51:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 12:51:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-12 12:51:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-12 12:51:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2022-07-12 12:51:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2022-07-12 12:51:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 12:51:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 12:51:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 12:51:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-12 12:51:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-12 12:51:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 12:51:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 12:51:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-12 12:51:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-12 12:51:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 12:51:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 12:51:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2022-07-12 12:51:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2022-07-12 12:51:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-12 12:51:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-12 12:51:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 12:51:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-12 12:51:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-12 12:51:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-12 12:51:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-12 12:51:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-12 12:51:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-12 12:51:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-12 12:51:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-12 12:51:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-12 12:51:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-12 12:51:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-12 12:51:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-12 12:51:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 12:51:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 12:51:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 12:51:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 12:51:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 12:51:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-12 12:51:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-12 12:51:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-12 12:51:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-12 12:51:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-12 12:51:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-12 12:51:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 12:51:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 12:51:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-12 12:51:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-12 12:51:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 12:51:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 12:51:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 12:51:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 12:51:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 12:51:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 12:51:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-12 12:51:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-12 12:51:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 12:51:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 12:51:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-12 12:51:02,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-12 12:51:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-12 12:51:02,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-12 12:51:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-07-12 12:51:02,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-07-12 12:51:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-07-12 12:51:02,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-07-12 12:51:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-12 12:51:02,382 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-12 12:51:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 12:51:02,382 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 12:51:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-12 12:51:02,382 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-12 12:51:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-12 12:51:02,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-12 12:51:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 12:51:02,383 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 12:51:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-12 12:51:02,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-12 12:51:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-12 12:51:02,383 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-12 12:51:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 12:51:02,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 12:51:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 12:51:02,383 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 12:51:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-12 12:51:02,384 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-12 12:51:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-12 12:51:02,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-12 12:51:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 12:51:02,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 12:51:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-12 12:51:02,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-12 12:51:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2022-07-12 12:51:02,385 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2022-07-12 12:51:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-07-12 12:51:02,385 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-07-12 12:51:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 12:51:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 12:51:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 12:51:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 12:51:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-12 12:51:02,386 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-12 12:51:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 12:51:02,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 12:51:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2022-07-12 12:51:02,386 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2022-07-12 12:51:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2022-07-12 12:51:02,386 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2022-07-12 12:51:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-12 12:51:02,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-12 12:51:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 12:51:02,387 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 12:51:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 12:51:02,387 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 12:51:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-12 12:51:02,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-12 12:51:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-12 12:51:02,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-12 12:51:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 12:51:02,388 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 12:51:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-12 12:51:02,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-12 12:51:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-12 12:51:02,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-12 12:51:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-12 12:51:02,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-12 12:51:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 12:51:02,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 12:51:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-12 12:51:02,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-12 12:51:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-12 12:51:02,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-12 12:51:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-12 12:51:02,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-12 12:51:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-12 12:51:02,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-12 12:51:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-12 12:51:02,390 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-12 12:51:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 12:51:02,390 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 12:51:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-12 12:51:02,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-12 12:51:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-12 12:51:02,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-12 12:51:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-12 12:51:02,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-12 12:51:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-12 12:51:02,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-12 12:51:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-12 12:51:02,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-12 12:51:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-12 12:51:02,391 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-12 12:51:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-12 12:51:02,392 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-12 12:51:02,392 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-12 12:51:02,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-12 12:51:02,392 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-12 12:51:02,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-12 12:51:02,392 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-12 12:51:02,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-12 12:51:02,392 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-12 12:51:02,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-12 12:51:02,393 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 12:51:02,393 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 12:51:02,393 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-12 12:51:02,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-12 12:51:02,393 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-12 12:51:02,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-12 12:51:02,393 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-12 12:51:02,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-12 12:51:02,393 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-12 12:51:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-12 12:51:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-12 12:51:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-12 12:51:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-12 12:51:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-12 12:51:03,692 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 12:51:03,696 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 12:51:03,806 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 12:54:22,314 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 12:54:22,346 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 12:54:22,346 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 12:54:22,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:54:22 BoogieIcfgContainer [2022-07-12 12:54:22,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 12:54:22,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 12:54:22,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 12:54:22,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 12:54:22,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 12:50:54" (1/3) ... [2022-07-12 12:54:22,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@904232b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:54:22, skipping insertion in model container [2022-07-12 12:54:22,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:51:01" (2/3) ... [2022-07-12 12:54:22,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@904232b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:54:22, skipping insertion in model container [2022-07-12 12:54:22,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:54:22" (3/3) ... [2022-07-12 12:54:22,358 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-12 12:54:22,369 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 12:54:22,369 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 12:54:22,495 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 12:54:22,499 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@24abd849, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@63dc33c4 [2022-07-12 12:54:22,500 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 12:54:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand has 4932 states, 3488 states have (on average 1.3735665137614679) internal successors, (4791), 3562 states have internal predecessors, (4791), 1207 states have call successors, (1207), 236 states have call predecessors, (1207), 235 states have return successors, (1197), 1182 states have call predecessors, (1197), 1197 states have call successors, (1197) [2022-07-12 12:54:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-07-12 12:54:22,557 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:54:22,558 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 12:54:22,558 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:54:22,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:54:22,563 INFO L85 PathProgramCache]: Analyzing trace with hash -383134852, now seen corresponding path program 1 times [2022-07-12 12:54:22,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:54:22,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1181109210] [2022-07-12 12:54:22,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:54:22,583 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:54:22,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:54:22,587 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:54:22,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 12:54:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:54:25,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 4759 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 12:54:25,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:54:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-07-12 12:54:26,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:54:26,136 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:54:26,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1181109210] [2022-07-12 12:54:26,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1181109210] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:54:26,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:54:26,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 12:54:26,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649570155] [2022-07-12 12:54:26,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:54:26,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 12:54:26,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:54:26,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 12:54:26,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 12:54:26,176 INFO L87 Difference]: Start difference. First operand has 4932 states, 3488 states have (on average 1.3735665137614679) internal successors, (4791), 3562 states have internal predecessors, (4791), 1207 states have call successors, (1207), 236 states have call predecessors, (1207), 235 states have return successors, (1197), 1182 states have call predecessors, (1197), 1197 states have call successors, (1197) Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 12:54:27,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:54:27,876 INFO L93 Difference]: Finished difference Result 9862 states and 14631 transitions. [2022-07-12 12:54:27,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 12:54:27,880 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 140 [2022-07-12 12:54:27,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:54:27,937 INFO L225 Difference]: With dead ends: 9862 [2022-07-12 12:54:27,937 INFO L226 Difference]: Without dead ends: 4905 [2022-07-12 12:54:27,981 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 12:54:27,986 INFO L413 NwaCegarLoop]: 7184 mSDtfsCounter, 2 mSDsluCounter, 14328 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 21512 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 12:54:27,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 21512 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 12:54:28,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4905 states. [2022-07-12 12:54:28,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4905 to 4905. [2022-07-12 12:54:28,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4905 states, 3472 states have (on average 1.3689516129032258) internal successors, (4753), 3535 states have internal predecessors, (4753), 1197 states have call successors, (1197), 235 states have call predecessors, (1197), 235 states have return successors, (1199), 1180 states have call predecessors, (1199), 1195 states have call successors, (1199) [2022-07-12 12:54:28,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4905 states to 4905 states and 7149 transitions. [2022-07-12 12:54:28,291 INFO L78 Accepts]: Start accepts. Automaton has 4905 states and 7149 transitions. Word has length 140 [2022-07-12 12:54:28,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:54:28,293 INFO L495 AbstractCegarLoop]: Abstraction has 4905 states and 7149 transitions. [2022-07-12 12:54:28,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 12:54:28,293 INFO L276 IsEmpty]: Start isEmpty. Operand 4905 states and 7149 transitions. [2022-07-12 12:54:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-07-12 12:54:28,315 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:54:28,316 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 12:54:28,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 12:54:28,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:54:28,535 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:54:28,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:54:28,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1658064712, now seen corresponding path program 1 times [2022-07-12 12:54:28,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:54:28,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1428211317] [2022-07-12 12:54:28,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:54:28,546 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:54:28,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:54:28,548 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:54:28,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 12:54:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:54:31,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 4825 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 12:54:31,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:54:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-07-12 12:54:32,327 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 12:54:33,501 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-07-12 12:54:33,502 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:54:33,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1428211317] [2022-07-12 12:54:33,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1428211317] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 12:54:33,503 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 12:54:33,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-12 12:54:33,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117805387] [2022-07-12 12:54:33,503 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 12:54:33,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 12:54:33,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:54:33,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 12:54:33,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-12 12:54:33,506 INFO L87 Difference]: Start difference. First operand 4905 states and 7149 transitions. Second operand has 8 states, 8 states have (on average 16.375) internal successors, (131), 8 states have internal predecessors, (131), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-07-12 12:54:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:54:39,690 INFO L93 Difference]: Finished difference Result 9814 states and 14495 transitions. [2022-07-12 12:54:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-12 12:54:39,692 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.375) internal successors, (131), 8 states have internal predecessors, (131), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 146 [2022-07-12 12:54:39,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:54:39,717 INFO L225 Difference]: With dead ends: 9814 [2022-07-12 12:54:39,717 INFO L226 Difference]: Without dead ends: 4919 [2022-07-12 12:54:39,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-12 12:54:39,742 INFO L413 NwaCegarLoop]: 7107 mSDtfsCounter, 15 mSDsluCounter, 21269 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 28376 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-12 12:54:39,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 28376 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-12 12:54:39,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4919 states. [2022-07-12 12:54:39,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4919 to 4919. [2022-07-12 12:54:39,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4919 states, 3484 states have (on average 1.3696900114810562) internal successors, (4772), 3547 states have internal predecessors, (4772), 1197 states have call successors, (1197), 237 states have call predecessors, (1197), 237 states have return successors, (1205), 1180 states have call predecessors, (1205), 1195 states have call successors, (1205) [2022-07-12 12:54:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 4919 states and 7174 transitions. [2022-07-12 12:54:39,892 INFO L78 Accepts]: Start accepts. Automaton has 4919 states and 7174 transitions. Word has length 146 [2022-07-12 12:54:39,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:54:39,892 INFO L495 AbstractCegarLoop]: Abstraction has 4919 states and 7174 transitions. [2022-07-12 12:54:39,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.375) internal successors, (131), 8 states have internal predecessors, (131), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-07-12 12:54:39,893 INFO L276 IsEmpty]: Start isEmpty. Operand 4919 states and 7174 transitions. [2022-07-12 12:54:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-12 12:54:39,902 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:54:39,903 INFO L195 NwaCegarLoop]: trace histogram [16, 6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 12:54:39,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 12:54:40,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:54:40,116 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:54:40,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:54:40,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1196692604, now seen corresponding path program 2 times [2022-07-12 12:54:40,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:54:40,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [105408654] [2022-07-12 12:54:40,121 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 12:54:40,121 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:54:40,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:54:40,122 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:54:40,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 12:54:42,809 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-12 12:54:42,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 12:54:42,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 4635 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:54:42,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:54:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-07-12 12:54:43,313 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:54:43,313 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:54:43,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [105408654] [2022-07-12 12:54:43,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [105408654] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:54:43,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:54:43,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:54:43,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355149687] [2022-07-12 12:54:43,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:54:43,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:54:43,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:54:43,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:54:43,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:54:43,316 INFO L87 Difference]: Start difference. First operand 4919 states and 7174 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 12:54:45,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:54:45,877 INFO L93 Difference]: Finished difference Result 14404 states and 20990 transitions. [2022-07-12 12:54:45,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:54:45,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 156 [2022-07-12 12:54:45,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:54:45,949 INFO L225 Difference]: With dead ends: 14404 [2022-07-12 12:54:45,949 INFO L226 Difference]: Without dead ends: 9506 [2022-07-12 12:54:45,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:54:45,981 INFO L413 NwaCegarLoop]: 8714 mSDtfsCounter, 6673 mSDsluCounter, 6985 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6673 SdHoareTripleChecker+Valid, 15699 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-12 12:54:45,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6673 Valid, 15699 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-12 12:54:45,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9506 states. [2022-07-12 12:54:46,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9506 to 9495. [2022-07-12 12:54:46,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9495 states, 6727 states have (on average 1.3691095584956148) internal successors, (9210), 6856 states have internal predecessors, (9210), 2303 states have call successors, (2303), 464 states have call predecessors, (2303), 464 states have return successors, (2321), 2266 states have call predecessors, (2321), 2301 states have call successors, (2321) [2022-07-12 12:54:46,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9495 states to 9495 states and 13834 transitions. [2022-07-12 12:54:46,367 INFO L78 Accepts]: Start accepts. Automaton has 9495 states and 13834 transitions. Word has length 156 [2022-07-12 12:54:46,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:54:46,369 INFO L495 AbstractCegarLoop]: Abstraction has 9495 states and 13834 transitions. [2022-07-12 12:54:46,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 12:54:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 9495 states and 13834 transitions. [2022-07-12 12:54:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-07-12 12:54:46,378 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:54:46,378 INFO L195 NwaCegarLoop]: trace histogram [16, 6, 6, 6, 3, 3, 3, 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] [2022-07-12 12:54:46,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 12:54:46,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:54:46,600 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:54:46,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:54:46,600 INFO L85 PathProgramCache]: Analyzing trace with hash 209900785, now seen corresponding path program 1 times [2022-07-12 12:54:46,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:54:46,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [975873177] [2022-07-12 12:54:46,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:54:46,605 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:54:46,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:54:46,606 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:54:46,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 12:54:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:54:50,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 4985 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 12:54:50,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:54:51,247 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 165 proven. 3 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-07-12 12:54:51,247 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 12:54:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 45 proven. 25 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-07-12 12:54:52,927 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:54:52,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [975873177] [2022-07-12 12:54:52,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [975873177] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 12:54:52,927 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 12:54:52,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-07-12 12:54:52,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231146191] [2022-07-12 12:54:52,927 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 12:54:52,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-12 12:54:52,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:54:52,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-12 12:54:52,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 12:54:52,929 INFO L87 Difference]: Start difference. First operand 9495 states and 13834 transitions. Second operand has 10 states, 10 states have (on average 14.5) internal successors, (145), 10 states have internal predecessors, (145), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32)