./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.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 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 23:43:26,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 23:43:26,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 23:43:26,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 23:43:26,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 23:43:26,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 23:43:26,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 23:43:26,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 23:43:26,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 23:43:26,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 23:43:26,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 23:43:26,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 23:43:26,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 23:43:26,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 23:43:26,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 23:43:26,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 23:43:26,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 23:43:26,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 23:43:26,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 23:43:26,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 23:43:26,623 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 23:43:26,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 23:43:26,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 23:43:26,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 23:43:26,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 23:43:26,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 23:43:26,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 23:43:26,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 23:43:26,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 23:43:26,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 23:43:26,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 23:43:26,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 23:43:26,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 23:43:26,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 23:43:26,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 23:43:26,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 23:43:26,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 23:43:26,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 23:43:26,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 23:43:26,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 23:43:26,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 23:43:26,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 23:43:26,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 23:43:26,665 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 23:43:26,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 23:43:26,666 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 23:43:26,666 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 23:43:26,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 23:43:26,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 23:43:26,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 23:43:26,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 23:43:26,667 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 23:43:26,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 23:43:26,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 23:43:26,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 23:43:26,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 23:43:26,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 23:43:26,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:43:26,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 23:43:26,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 23:43:26,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 23:43:26,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 23:43:26,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 23:43:26,669 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 23:43:26,669 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 23:43:26,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 23:43:26,669 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-22 23:43:26,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 23:43:26,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 23:43:26,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 23:43:26,877 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 23:43:26,877 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 23:43:26,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-22 23:43:26,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac635f15/f09c4c8488ce4310a9de2245068d3acd/FLAGe29b8d464 [2022-07-22 23:43:27,726 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 23:43:27,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-22 23:43:27,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac635f15/f09c4c8488ce4310a9de2245068d3acd/FLAGe29b8d464 [2022-07-22 23:43:28,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac635f15/f09c4c8488ce4310a9de2245068d3acd [2022-07-22 23:43:28,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 23:43:28,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 23:43:28,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 23:43:28,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 23:43:28,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 23:43:28,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:43:28" (1/1) ... [2022-07-22 23:43:28,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419f34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:28, skipping insertion in model container [2022-07-22 23:43:28,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:43:28" (1/1) ... [2022-07-22 23:43:28,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 23:43:28,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:43:29,025 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-22 23:43:31,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:43:31,432 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 23:43:31,571 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-22 23:43:31,724 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-22 23:43:31,730 INFO L158 Benchmark]: Toolchain (without parser) took 3518.39ms. Allocated memory was 125.8MB in the beginning and 237.0MB in the end (delta: 111.1MB). Free memory was 75.8MB in the beginning and 139.1MB in the end (delta: -63.3MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2022-07-22 23:43:31,731 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 23:43:31,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3514.32ms. Allocated memory was 125.8MB in the beginning and 237.0MB in the end (delta: 111.1MB). Free memory was 75.5MB in the beginning and 139.1MB in the end (delta: -63.7MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2022-07-22 23:43:31,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3514.32ms. Allocated memory was 125.8MB in the beginning and 237.0MB in the end (delta: 111.1MB). Free memory was 75.5MB in the beginning and 139.1MB in the end (delta: -63.7MB). Peak memory consumption was 116.6MB. 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.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 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 23:43:33,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 23:43:33,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 23:43:33,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 23:43:33,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 23:43:33,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 23:43:33,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 23:43:33,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 23:43:33,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 23:43:33,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 23:43:33,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 23:43:33,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 23:43:33,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 23:43:33,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 23:43:33,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 23:43:33,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 23:43:33,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 23:43:33,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 23:43:33,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 23:43:33,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 23:43:33,578 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 23:43:33,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 23:43:33,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 23:43:33,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 23:43:33,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 23:43:33,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 23:43:33,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 23:43:33,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 23:43:33,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 23:43:33,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 23:43:33,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 23:43:33,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 23:43:33,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 23:43:33,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 23:43:33,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 23:43:33,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 23:43:33,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 23:43:33,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 23:43:33,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 23:43:33,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 23:43:33,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 23:43:33,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 23:43:33,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-22 23:43:33,626 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 23:43:33,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 23:43:33,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 23:43:33,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 23:43:33,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 23:43:33,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 23:43:33,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 23:43:33,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 23:43:33,630 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 23:43:33,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 23:43:33,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 23:43:33,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 23:43:33,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 23:43:33,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 23:43:33,631 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 23:43:33,631 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 23:43:33,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 23:43:33,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 23:43:33,632 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 23:43:33,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 23:43:33,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 23:43:33,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 23:43:33,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 23:43:33,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:43:33,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 23:43:33,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 23:43:33,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 23:43:33,633 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 23:43:33,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 23:43:33,634 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 23:43:33,634 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 23:43:33,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 23:43:33,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 23:43:33,634 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-22 23:43:33,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 23:43:33,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 23:43:33,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 23:43:33,927 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 23:43:33,930 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 23:43:33,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-22 23:43:33,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c444ba74/42c94a92e1ab4c7f90b6f2abc3d3fb4d/FLAG799f766b4 [2022-07-22 23:43:34,800 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 23:43:34,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-22 23:43:34,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c444ba74/42c94a92e1ab4c7f90b6f2abc3d3fb4d/FLAG799f766b4 [2022-07-22 23:43:35,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c444ba74/42c94a92e1ab4c7f90b6f2abc3d3fb4d [2022-07-22 23:43:35,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 23:43:35,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 23:43:35,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 23:43:35,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 23:43:35,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 23:43:35,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:43:35" (1/1) ... [2022-07-22 23:43:35,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3afbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:35, skipping insertion in model container [2022-07-22 23:43:35,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:43:35" (1/1) ... [2022-07-22 23:43:35,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 23:43:35,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:43:36,157 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-22 23:43:39,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:43:39,173 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-22 23:43:39,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:43:39,312 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-22 23:43:39,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:43:39,729 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 23:43:39,825 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-22 23:43:40,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:43:40,226 INFO L208 MainTranslator]: Completed translation [2022-07-22 23:43:40,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40 WrapperNode [2022-07-22 23:43:40,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 23:43:40,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 23:43:40,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 23:43:40,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 23:43:40,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,550 INFO L137 Inliner]: procedures = 360, calls = 6656, calls flagged for inlining = 165, calls inlined = 158, statements flattened = 14845 [2022-07-22 23:43:40,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 23:43:40,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 23:43:40,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 23:43:40,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 23:43:40,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 23:43:40,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 23:43:40,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 23:43:40,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 23:43:40,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (1/1) ... [2022-07-22 23:43:40,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:43:40,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 23:43:40,990 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) [2022-07-22 23:43:40,998 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 [2022-07-22 23:43:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-22 23:43:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-22 23:43:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-22 23:43:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-22 23:43:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-22 23:43:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-22 23:43:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-22 23:43:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_sw_chnl [2022-07-22 23:43:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_sw_chnl [2022-07-22 23:43:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-22 23:43:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-22 23:43:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-22 23:43:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-22 23:43:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-22 23:43:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-22 23:43:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-22 23:43:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-22 23:43:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-22 23:43:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-22 23:43:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-22 23:43:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-22 23:43:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-22 23:43:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-22 23:43:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-22 23:43:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-22 23:43:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-22 23:43:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-22 23:43:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-22 23:43:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-22 23:43:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-22 23:43:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-22 23:43:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-22 23:43:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-22 23:43:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-22 23:43:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-22 23:43:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-22 23:43:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-22 23:43:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-22 23:43:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-22 23:43:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-22 23:43:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-22 23:43:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-22 23:43:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-22 23:43:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-22 23:43:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-22 23:43:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-22 23:43:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-22 23:43:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-22 23:43:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-22 23:43:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-22 23:43:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-22 23:43:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-22 23:43:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-22 23:43:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-22 23:43:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-22 23:43:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-22 23:43:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-22 23:43:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-22 23:43:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-22 23:43:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-22 23:43:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 23:43:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 23:43:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-22 23:43:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-22 23:43:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-22 23:43:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-22 23:43:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-22 23:43:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-22 23:43:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-22 23:43:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-22 23:43:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 23:43:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-22 23:43:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-22 23:43:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-22 23:43:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-22 23:43:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-22 23:43:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-22 23:43:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 23:43:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-22 23:43:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-22 23:43:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-22 23:43:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-22 23:43:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-22 23:43:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-22 23:43:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-22 23:43:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-22 23:43:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-22 23:43:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-22 23:43:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-22 23:43:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-22 23:43:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-22 23:43:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-22 23:43:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-22 23:43:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-22 23:43:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-22 23:43:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-22 23:43:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-22 23:43:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-22 23:43:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-22 23:43:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_network_type [2022-07-22 23:43:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_network_type [2022-07-22 23:43:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-22 23:43:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 23:43:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-22 23:43:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-22 23:43:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-22 23:43:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 23:43:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-22 23:43:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-22 23:43:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-22 23:43:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-22 23:43:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_key [2022-07-22 23:43:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_key [2022-07-22 23:43:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-22 23:43:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-22 23:43:41,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-22 23:43:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-22 23:43:41,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-22 23:43:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-22 23:43:41,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-22 23:43:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-22 23:43:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-22 23:43:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-22 23:43:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-22 23:43:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-22 23:43:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-22 23:43:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-22 23:43:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-22 23:43:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-22 23:43:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-22 23:43:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_gpio_radio_on_off_checking [2022-07-22 23:43:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_gpio_radio_on_off_checking [2022-07-22 23:43:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_desc [2022-07-22 23:43:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_desc [2022-07-22 23:43:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-22 23:43:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-22 23:43:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-22 23:43:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-22 23:43:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-22 23:43:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-22 23:43:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-22 23:43:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-22 23:43:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_desc [2022-07-22 23:43:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_desc [2022-07-22 23:43:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-22 23:43:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-22 23:43:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-22 23:43:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-22 23:43:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-22 23:43:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-22 23:43:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-22 23:43:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-22 23:43:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-22 23:43:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-22 23:43:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-22 23:43:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-22 23:43:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-22 23:43:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-22 23:43:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-22 23:43:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-22 23:43:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_interrupt_recognized [2022-07-22 23:43:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_interrupt_recognized [2022-07-22 23:43:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-22 23:43:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-22 23:43:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-22 23:43:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-22 23:43:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-22 23:43:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-22 23:43:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-22 23:43:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-22 23:43:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-22 23:43:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-22 23:43:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-22 23:43:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-22 23:43:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-22 23:43:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-22 23:43:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-22 23:43:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-22 23:43:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-22 23:43:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-22 23:43:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-22 23:43:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-22 23:43:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-22 23:43:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-22 23:43:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-22 23:43:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-22 23:43:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 23:43:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-22 23:43:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-22 23:43:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-22 23:43:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-22 23:43:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-07-22 23:43:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-07-22 23:43:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 23:43:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-22 23:43:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-22 23:43:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-22 23:43:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-22 23:43:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-22 23:43:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-22 23:43:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-22 23:43:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-22 23:43:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-22 23:43:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-22 23:43:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 23:43:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-22 23:43:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-22 23:43:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-22 23:43:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-22 23:43:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-22 23:43:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-22 23:43:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-22 23:43:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-22 23:43:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-22 23:43:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-22 23:43:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-22 23:43:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-22 23:43:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-22 23:43:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-22 23:43:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-22 23:43:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-22 23:43:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-22 23:43:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-22 23:43:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-22 23:43:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-22 23:43:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-22 23:43:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-22 23:43:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-22 23:43:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-22 23:43:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-22 23:43:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-22 23:43:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-22 23:43:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-22 23:43:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_rx_query_desc [2022-07-22 23:43:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_rx_query_desc [2022-07-22 23:43:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-22 23:43:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-22 23:43:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_allow_all_destaddr [2022-07-22 23:43:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_allow_all_destaddr [2022-07-22 23:43:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-22 23:43:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-22 23:43:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-22 23:43:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-22 23:43:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-22 23:43:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-22 23:43:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-22 23:43:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-22 23:43:41,064 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-22 23:43:41,064 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-22 23:43:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-22 23:43:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-22 23:43:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-22 23:43:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-22 23:43:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-22 23:43:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-22 23:43:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-22 23:43:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-22 23:43:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-22 23:43:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_power_state [2022-07-22 23:43:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_power_state [2022-07-22 23:43:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-07-22 23:43:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 23:43:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 23:43:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_desc [2022-07-22 23:43:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_desc [2022-07-22 23:43:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-22 23:43:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-22 23:43:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-22 23:43:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-22 23:43:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-22 23:43:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-22 23:43:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-22 23:43:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-22 23:43:42,357 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 23:43:42,361 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 23:43:48,590 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-22 23:45:42,658 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 23:45:42,686 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 23:45:42,686 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2022-07-22 23:45:42,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:45:42 BoogieIcfgContainer [2022-07-22 23:45:42,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 23:45:42,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 23:45:42,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 23:45:42,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 23:45:42,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 11:43:35" (1/3) ... [2022-07-22 23:45:42,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c538331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:45:42, skipping insertion in model container [2022-07-22 23:45:42,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:43:40" (2/3) ... [2022-07-22 23:45:42,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c538331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:45:42, skipping insertion in model container [2022-07-22 23:45:42,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:45:42" (3/3) ... [2022-07-22 23:45:42,701 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-22 23:45:42,712 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 23:45:42,713 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 23:45:42,820 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 23:45:42,825 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@2a42a12, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@32cbb775 [2022-07-22 23:45:42,826 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 23:45:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) [2022-07-22 23:45:42,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-07-22 23:45:42,857 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:45:42,858 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:45:42,859 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:45:42,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:45:42,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1651324075, now seen corresponding path program 1 times [2022-07-22 23:45:42,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:45:42,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [727354203] [2022-07-22 23:45:42,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:45:42,883 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:45:42,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:45:42,885 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) [2022-07-22 23:45:42,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-22 23:45:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:45:55,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 7552 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-22 23:45:56,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:45:56,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2022-07-22 23:45:56,373 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:45:56,373 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:45:56,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [727354203] [2022-07-22 23:45:56,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [727354203] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:45:56,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:45:56,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:45:56,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247150295] [2022-07-22 23:45:56,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:45:56,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:45:56,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:45:56,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:45:56,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:45:56,404 INFO L87 Difference]: Start difference. First operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-22 23:45:57,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:45:57,400 INFO L93 Difference]: Finished difference Result 7513 states and 11661 transitions. [2022-07-22 23:45:57,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 23:45:57,403 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 219 [2022-07-22 23:45:57,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:45:57,436 INFO L225 Difference]: With dead ends: 7513 [2022-07-22 23:45:57,437 INFO L226 Difference]: Without dead ends: 3213 [2022-07-22 23:45:57,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 23:45:57,469 INFO L413 NwaCegarLoop]: 5757 mSDtfsCounter, 2 mSDsluCounter, 11494 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 17251 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 23:45:57,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 17251 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 23:45:57,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3213 states. [2022-07-22 23:45:57,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3213 to 3213. [2022-07-22 23:45:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3213 states, 2261 states have (on average 1.4082264484741265) internal successors, (3184), 2312 states have internal predecessors, (3184), 855 states have call successors, (855), 96 states have call predecessors, (855), 96 states have return successors, (852), 825 states have call predecessors, (852), 850 states have call successors, (852) [2022-07-22 23:45:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 4891 transitions. [2022-07-22 23:45:57,718 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 4891 transitions. Word has length 219 [2022-07-22 23:45:57,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:45:57,721 INFO L495 AbstractCegarLoop]: Abstraction has 3213 states and 4891 transitions. [2022-07-22 23:45:57,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-22 23:45:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 4891 transitions. [2022-07-22 23:45:57,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-07-22 23:45:57,728 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:45:57,729 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:45:57,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-22 23:45:57,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:45:57,944 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:45:57,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:45:57,944 INFO L85 PathProgramCache]: Analyzing trace with hash -995720619, now seen corresponding path program 1 times [2022-07-22 23:45:57,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:45:57,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [710099294] [2022-07-22 23:45:57,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:45:57,952 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:45:57,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:45:57,953 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) [2022-07-22 23:45:57,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-22 23:46:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:46:12,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 7728 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 23:46:12,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:46:13,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 202 proven. 1 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2022-07-22 23:46:13,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 23:46:14,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-22 23:46:14,689 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:46:14,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [710099294] [2022-07-22 23:46:14,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [710099294] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 23:46:14,689 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-22 23:46:14,689 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-22 23:46:14,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776394920] [2022-07-22 23:46:14,689 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-22 23:46:14,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-22 23:46:14,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:46:14,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 23:46:14,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-22 23:46:14,691 INFO L87 Difference]: Start difference. First operand 3213 states and 4891 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-22 23:46:18,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:46:18,028 INFO L93 Difference]: Finished difference Result 6400 states and 9772 transitions. [2022-07-22 23:46:18,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-22 23:46:18,030 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 235 [2022-07-22 23:46:18,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:46:18,050 INFO L225 Difference]: With dead ends: 6400 [2022-07-22 23:46:18,050 INFO L226 Difference]: Without dead ends: 3227 [2022-07-22 23:46:18,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-22 23:46:18,065 INFO L413 NwaCegarLoop]: 4872 mSDtfsCounter, 23 mSDsluCounter, 14588 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 19460 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-07-22 23:46:18,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 19460 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-22 23:46:18,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2022-07-22 23:46:18,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 3227. [2022-07-22 23:46:18,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3227 states, 2273 states have (on average 1.409150901891773) internal successors, (3203), 2324 states have internal predecessors, (3203), 855 states have call successors, (855), 98 states have call predecessors, (855), 98 states have return successors, (856), 825 states have call predecessors, (856), 850 states have call successors, (856) [2022-07-22 23:46:18,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 3227 states and 4914 transitions. [2022-07-22 23:46:18,345 INFO L78 Accepts]: Start accepts. Automaton has 3227 states and 4914 transitions. Word has length 235 [2022-07-22 23:46:18,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:46:18,346 INFO L495 AbstractCegarLoop]: Abstraction has 3227 states and 4914 transitions. [2022-07-22 23:46:18,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-22 23:46:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 4914 transitions. [2022-07-22 23:46:18,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-22 23:46:18,349 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:46:18,349 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:46:18,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-22 23:46:18,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:46:18,571 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:46:18,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:46:18,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1192904513, now seen corresponding path program 2 times [2022-07-22 23:46:18,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:46:18,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1168025280] [2022-07-22 23:46:18,578 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-22 23:46:18,578 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:46:18,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:46:18,592 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) [2022-07-22 23:46:18,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-22 23:46:30,625 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-22 23:46:30,625 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-22 23:46:31,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 6957 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:46:31,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:46:31,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-22 23:46:31,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:46:31,759 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:46:31,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1168025280] [2022-07-22 23:46:31,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1168025280] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:46:31,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:46:31,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:46:31,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479056400] [2022-07-22 23:46:31,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:46:31,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:46:31,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:46:31,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:46:31,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:46:31,761 INFO L87 Difference]: Start difference. First operand 3227 states and 4914 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-22 23:46:32,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:46:32,736 INFO L93 Difference]: Finished difference Result 9495 states and 14476 transitions. [2022-07-22 23:46:32,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:46:32,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 253 [2022-07-22 23:46:32,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:46:32,780 INFO L225 Difference]: With dead ends: 9495 [2022-07-22 23:46:32,780 INFO L226 Difference]: Without dead ends: 6342 [2022-07-22 23:46:32,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:46:32,801 INFO L413 NwaCegarLoop]: 5700 mSDtfsCounter, 4727 mSDsluCounter, 4872 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4727 SdHoareTripleChecker+Valid, 10572 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-22 23:46:32,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4727 Valid, 10572 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-22 23:46:32,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6342 states. [2022-07-22 23:46:33,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6342 to 6338. [2022-07-22 23:46:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6338 states, 4479 states have (on average 1.4130386246930118) internal successors, (6329), 4576 states have internal predecessors, (6329), 1665 states have call successors, (1665), 193 states have call predecessors, (1665), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-22 23:46:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6338 states to 6338 states and 9662 transitions. [2022-07-22 23:46:33,206 INFO L78 Accepts]: Start accepts. Automaton has 6338 states and 9662 transitions. Word has length 253 [2022-07-22 23:46:33,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:46:33,207 INFO L495 AbstractCegarLoop]: Abstraction has 6338 states and 9662 transitions. [2022-07-22 23:46:33,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-22 23:46:33,208 INFO L276 IsEmpty]: Start isEmpty. Operand 6338 states and 9662 transitions. [2022-07-22 23:46:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-07-22 23:46:33,210 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:46:33,211 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:46:33,428 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-22 23:46:33,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-22 23:46:33,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:46:33,444 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:46:33,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:46:33,445 INFO L85 PathProgramCache]: Analyzing trace with hash 272883744, now seen corresponding path program 1 times [2022-07-22 23:46:33,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:46:33,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [376385030] [2022-07-22 23:46:33,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:46:33,456 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:46:33,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:46:33,457 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) [2022-07-22 23:46:33,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-22 23:47:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:47:20,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 7939 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-22 23:47:20,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:47:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-22 23:47:39,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:47:39,592 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:47:39,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [376385030] [2022-07-22 23:47:39,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [376385030] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:47:39,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:47:39,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 23:47:39,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370066268] [2022-07-22 23:47:39,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:47:39,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:47:39,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:47:39,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:47:39,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:47:39,593 INFO L87 Difference]: Start difference. First operand 6338 states and 9662 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-22 23:47:39,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:47:39,710 INFO L93 Difference]: Finished difference Result 6340 states and 9663 transitions. [2022-07-22 23:47:39,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:47:39,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 256 [2022-07-22 23:47:39,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:47:39,744 INFO L225 Difference]: With dead ends: 6340 [2022-07-22 23:47:39,745 INFO L226 Difference]: Without dead ends: 6337 [2022-07-22 23:47:39,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:47:39,751 INFO L413 NwaCegarLoop]: 4883 mSDtfsCounter, 4760 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4760 SdHoareTripleChecker+Valid, 4883 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 23:47:39,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4760 Valid, 4883 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 23:47:39,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6337 states. [2022-07-22 23:47:40,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6337 to 6337. [2022-07-22 23:47:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6337 states, 4479 states have (on average 1.412815360571556) internal successors, (6328), 4575 states have internal predecessors, (6328), 1664 states have call successors, (1664), 193 states have call predecessors, (1664), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-22 23:47:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6337 states to 6337 states and 9660 transitions. [2022-07-22 23:47:40,095 INFO L78 Accepts]: Start accepts. Automaton has 6337 states and 9660 transitions. Word has length 256 [2022-07-22 23:47:40,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:47:40,096 INFO L495 AbstractCegarLoop]: Abstraction has 6337 states and 9660 transitions. [2022-07-22 23:47:40,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-22 23:47:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 6337 states and 9660 transitions. [2022-07-22 23:47:40,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-07-22 23:47:40,099 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:47:40,099 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:47:40,319 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-22 23:47:40,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-22 23:47:40,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:47:40,333 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:47:40,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:47:40,334 INFO L85 PathProgramCache]: Analyzing trace with hash -134068571, now seen corresponding path program 1 times [2022-07-22 23:47:40,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:47:40,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [738231117] [2022-07-22 23:47:40,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:47:40,340 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:47:40,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:47:40,351 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:47:40,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process