./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 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-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-?-6c24879 [2022-07-12 12:26:59,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:26:59,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:26:59,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:26:59,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:26:59,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:26:59,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:26:59,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:26:59,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:26:59,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:26:59,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:26:59,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:26:59,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:26:59,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:26:59,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:26:59,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:26:59,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:26:59,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:26:59,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:26:59,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:26:59,831 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:26:59,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:26:59,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:26:59,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:26:59,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:26:59,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:26:59,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:26:59,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:26:59,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:26:59,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:26:59,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:26:59,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:26:59,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:26:59,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:26:59,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:26:59,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:26:59,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:26:59,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:26:59,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:26:59,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:26:59,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:26:59,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:26:59,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 12:26:59,878 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:26:59,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:26:59,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:26:59,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:26:59,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:26:59,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:26:59,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:26:59,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:26:59,885 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:26:59,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:26:59,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 12:26:59,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:26:59,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:26:59,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:26:59,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:26:59,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:26:59,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:26:59,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:26:59,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:26:59,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:26:59,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:26:59,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:26:59,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:26:59,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:26:59,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:26:59,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 12:26:59,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 12:26:59,890 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:26:59,891 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:26:59,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:26:59,891 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-12 12:27:00,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:27:00,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:27:00,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:27:00,155 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:27:00,155 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:27:00,156 INFO L432 ainManager$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 [2022-07-12 12:27:00,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8094755a8/94738ad8d47c4103be69e0fe24e2240f/FLAGbf62fdce4 [2022-07-12 12:27:01,061 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:27:01,062 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 [2022-07-12 12:27:01,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8094755a8/94738ad8d47c4103be69e0fe24e2240f/FLAGbf62fdce4 [2022-07-12 12:27:01,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8094755a8/94738ad8d47c4103be69e0fe24e2240f [2022-07-12 12:27:01,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:27:01,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:27:01,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:27:01,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:27:01,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:27:01,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:27:01" (1/1) ... [2022-07-12 12:27:01,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e4af07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:01, skipping insertion in model container [2022-07-12 12:27:01,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:27:01" (1/1) ... [2022-07-12 12:27:01,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:27:01,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:27:02,351 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] [2022-07-12 12:27:05,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:27:05,183 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:27:05,351 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] [2022-07-12 12:27:05,488 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) [2022-07-12 12:27:05,495 INFO L158 Benchmark]: Toolchain (without parser) took 4300.20ms. Allocated memory was 111.1MB in the beginning and 245.4MB in the end (delta: 134.2MB). Free memory was 68.6MB in the beginning and 95.2MB in the end (delta: -26.6MB). Peak memory consumption was 108.5MB. Max. memory is 16.1GB. [2022-07-12 12:27:05,496 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 12:27:05,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4298.67ms. Allocated memory was 111.1MB in the beginning and 245.4MB in the end (delta: 134.2MB). Free memory was 68.6MB in the beginning and 95.2MB in the end (delta: -26.6MB). Peak memory consumption was 108.5MB. Max. memory is 16.1GB. [2022-07-12 12:27:05,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4298.67ms. Allocated memory was 111.1MB in the beginning and 245.4MB in the end (delta: 134.2MB). Free memory was 68.6MB in the beginning and 95.2MB in the end (delta: -26.6MB). Peak memory consumption was 108.5MB. 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-?-6c24879 [2022-07-12 12:27:07,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:27:07,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:27:07,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:27:07,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:27:07,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:27:07,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:27:07,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:27:07,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:27:07,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:27:07,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:27:07,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:27:07,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:27:07,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:27:07,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:27:07,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:27:07,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:27:07,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:27:07,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:27:07,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:27:07,338 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:27:07,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:27:07,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:27:07,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:27:07,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:27:07,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:27:07,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:27:07,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:27:07,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:27:07,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:27:07,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:27:07,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:27:07,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:27:07,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:27:07,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:27:07,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:27:07,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:27:07,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:27:07,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:27:07,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:27:07,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:27:07,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:27:07,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 12:27:07,402 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:27:07,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:27:07,403 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:27:07,403 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:27:07,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:27:07,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:27:07,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:27:07,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:27:07,405 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:27:07,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:27:07,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:27:07,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:27:07,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:27:07,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:27:07,407 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 12:27:07,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 12:27:07,407 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 12:27:07,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:27:07,408 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:27:07,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:27:07,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:27:07,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:27:07,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:27:07,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:27:07,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:27:07,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:27:07,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:27:07,410 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 12:27:07,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 12:27:07,410 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:27:07,410 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:27:07,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:27:07,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 12:27:07,411 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-12 12:27:07,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:27:07,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:27:07,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:27:07,733 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:27:07,734 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:27:07,735 INFO L432 ainManager$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 [2022-07-12 12:27:07,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b3ff4d0f/bf61b18e445b428b924e609c711b054c/FLAGdfbac60d0 [2022-07-12 12:27:08,719 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:27:08,719 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 [2022-07-12 12:27:08,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b3ff4d0f/bf61b18e445b428b924e609c711b054c/FLAGdfbac60d0 [2022-07-12 12:27:09,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b3ff4d0f/bf61b18e445b428b924e609c711b054c [2022-07-12 12:27:09,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:27:09,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:27:09,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:27:09,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:27:09,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:27:09,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:27:09" (1/1) ... [2022-07-12 12:27:09,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c8358b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:09, skipping insertion in model container [2022-07-12 12:27:09,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:27:09" (1/1) ... [2022-07-12 12:27:09,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:27:09,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:27:10,313 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] [2022-07-12 12:27:12,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:27:13,004 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 12:27:13,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:27:13,381 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] [2022-07-12 12:27:13,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:27:13,877 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:27:14,033 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] [2022-07-12 12:27:14,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:27:14,553 INFO L208 MainTranslator]: Completed translation [2022-07-12 12:27:14,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14 WrapperNode [2022-07-12 12:27:14,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 12:27:14,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 12:27:14,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 12:27:14,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 12:27:14,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:14,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,034 INFO L137 Inliner]: procedures = 360, calls = 6656, calls flagged for inlining = 165, calls inlined = 158, statements flattened = 14845 [2022-07-12 12:27:15,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 12:27:15,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 12:27:15,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 12:27:15,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 12:27:15,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 12:27:15,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 12:27:15,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 12:27:15,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 12:27:15,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (1/1) ... [2022-07-12 12:27:15,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:27:15,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 12:27:15,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 12:27:15,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 12:27:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-12 12:27:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-12 12:27:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-12 12:27:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-12 12:27:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 12:27:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-12 12:27:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-12 12:27:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_sw_chnl [2022-07-12 12:27:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_sw_chnl [2022-07-12 12:27:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 12:27:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 12:27:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-12 12:27:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-12 12:27:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 12:27:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 12:27:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 12:27:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 12:27:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 12:27:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-12 12:27:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-12 12:27:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-12 12:27:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-12 12:27:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 12:27:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 12:27:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 12:27:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 12:27:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-12 12:27:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-12 12:27:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-12 12:27:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-12 12:27:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-12 12:27:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-12 12:27:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-12 12:27:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-12 12:27:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-12 12:27:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-12 12:27:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-12 12:27:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-12 12:27:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-12 12:27:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-12 12:27:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-12 12:27:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-12 12:27:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 12:27:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 12:27:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-12 12:27:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-12 12:27:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-12 12:27:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-12 12:27:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-12 12:27:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-12 12:27:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 12:27:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 12:27:15,735 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-12 12:27:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-12 12:27:15,735 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-12 12:27:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-12 12:27:15,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 12:27:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 12:27:15,736 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-12 12:27:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-12 12:27:15,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 12:27:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 12:27:15,736 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-12 12:27:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-12 12:27:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-12 12:27:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-12 12:27:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 12:27:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 12:27:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-12 12:27:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-12 12:27:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 12:27:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-12 12:27:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-12 12:27:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-12 12:27:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-12 12:27:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-12 12:27:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-12 12:27:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 12:27:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-12 12:27:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-12 12:27:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-12 12:27:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-12 12:27:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-12 12:27:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 12:27:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 12:27:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-12 12:27:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-12 12:27:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-12 12:27:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-12 12:27:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-12 12:27:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-12 12:27:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-12 12:27:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-12 12:27:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-12 12:27:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-12 12:27:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 12:27:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-12 12:27:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-12 12:27:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 12:27:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_network_type [2022-07-12 12:27:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_network_type [2022-07-12 12:27:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 12:27:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 12:27:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 12:27:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-12 12:27:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-12 12:27:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 12:27:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-12 12:27:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-12 12:27:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 12:27:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 12:27:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_key [2022-07-12 12:27:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_key [2022-07-12 12:27:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 12:27:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-12 12:27:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-12 12:27:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-12 12:27:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-12 12:27:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-12 12:27:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-12 12:27:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-12 12:27:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-12 12:27:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-12 12:27:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-12 12:27:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-12 12:27:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-12 12:27:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 12:27:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 12:27:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-12 12:27:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-12 12:27:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_gpio_radio_on_off_checking [2022-07-12 12:27:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_gpio_radio_on_off_checking [2022-07-12 12:27:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_desc [2022-07-12 12:27:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_desc [2022-07-12 12:27:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 12:27:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 12:27:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-12 12:27:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-12 12:27:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 12:27:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 12:27:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-12 12:27:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-12 12:27:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_desc [2022-07-12 12:27:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_desc [2022-07-12 12:27:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-12 12:27:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-12 12:27:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-12 12:27:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-12 12:27:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-12 12:27:15,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-12 12:27:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-12 12:27:15,748 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-12 12:27:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 12:27:15,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 12:27:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-12 12:27:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-12 12:27:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 12:27:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 12:27:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 12:27:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 12:27:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_interrupt_recognized [2022-07-12 12:27:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_interrupt_recognized [2022-07-12 12:27:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-12 12:27:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-12 12:27:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-12 12:27:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-12 12:27:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-12 12:27:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-12 12:27:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-12 12:27:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-12 12:27:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-12 12:27:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-12 12:27:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 12:27:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 12:27:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-12 12:27:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-12 12:27:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 12:27:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 12:27:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-12 12:27:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-12 12:27:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 12:27:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 12:27:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-12 12:27:15,753 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-12 12:27:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-12 12:27:15,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-12 12:27:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 12:27:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-12 12:27:15,753 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-12 12:27:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-12 12:27:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-12 12:27:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-07-12 12:27:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-07-12 12:27:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 12:27:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-12 12:27:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-12 12:27:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-12 12:27:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-12 12:27:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-12 12:27:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-12 12:27:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-12 12:27:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-12 12:27:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 12:27:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 12:27:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 12:27:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 12:27:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 12:27:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 12:27:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-12 12:27:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-12 12:27:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 12:27:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-12 12:27:15,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-12 12:27:15,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 12:27:15,757 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-12 12:27:15,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-12 12:27:15,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 12:27:15,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 12:27:15,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 12:27:15,758 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-12 12:27:15,758 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-12 12:27:15,758 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-12 12:27:15,758 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-12 12:27:15,758 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-12 12:27:15,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-12 12:27:15,758 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-12 12:27:15,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-12 12:27:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-12 12:27:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-12 12:27:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-12 12:27:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-12 12:27:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-12 12:27:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-12 12:27:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_rx_query_desc [2022-07-12 12:27:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_rx_query_desc [2022-07-12 12:27:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-12 12:27:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-12 12:27:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_allow_all_destaddr [2022-07-12 12:27:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_allow_all_destaddr [2022-07-12 12:27:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 12:27:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 12:27:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-12 12:27:15,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-12 12:27:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-12 12:27:15,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-12 12:27:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-12 12:27:15,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-12 12:27:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 12:27:15,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 12:27:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-12 12:27:15,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-12 12:27:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-12 12:27:15,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-12 12:27:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-12 12:27:15,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-12 12:27:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 12:27:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-12 12:27:15,763 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-12 12:27:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_power_state [2022-07-12 12:27:15,763 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_power_state [2022-07-12 12:27:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-07-12 12:27:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 12:27:15,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 12:27:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_desc [2022-07-12 12:27:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_desc [2022-07-12 12:27:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-12 12:27:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-12 12:27:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-12 12:27:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-12 12:27:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-12 12:27:15,765 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-12 12:27:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-12 12:27:15,765 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-12 12:27:17,187 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 12:27:17,190 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 12:27:23,573 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 12:29:19,864 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 12:29:19,890 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 12:29:19,890 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2022-07-12 12:29:19,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:29:19 BoogieIcfgContainer [2022-07-12 12:29:19,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 12:29:19,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 12:29:19,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 12:29:19,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 12:29:19,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 12:27:09" (1/3) ... [2022-07-12 12:29:19,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92ae4f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:29:19, skipping insertion in model container [2022-07-12 12:29:19,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:27:14" (2/3) ... [2022-07-12 12:29:19,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92ae4f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:29:19, skipping insertion in model container [2022-07-12 12:29:19,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:29:19" (3/3) ... [2022-07-12 12:29:19,906 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 [2022-07-12 12:29:19,918 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 12:29:19,918 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 12:29:20,040 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 12:29:20,046 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@4c07425f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@425335f5 [2022-07-12 12:29:20,046 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 12:29:20,062 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) [2022-07-12 12:29:20,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-07-12 12:29:20,078 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:29:20,079 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] [2022-07-12 12:29:20,080 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:29:20,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:29:20,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1651324075, now seen corresponding path program 1 times [2022-07-12 12:29:20,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:29:20,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1649243257] [2022-07-12 12:29:20,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:29:20,107 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:29:20,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:29:20,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:29:20,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 12:29:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:29:33,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 7552 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 12:29:33,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:29:33,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2022-07-12 12:29:33,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:29:33,574 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:29:33,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1649243257] [2022-07-12 12:29:33,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1649243257] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:29:33,576 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:29:33,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 12:29:33,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633957832] [2022-07-12 12:29:33,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:29:33,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 12:29:33,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:29:33,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 12:29:33,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 12:29:33,622 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) [2022-07-12 12:29:34,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:29:34,850 INFO L93 Difference]: Finished difference Result 7513 states and 11661 transitions. [2022-07-12 12:29:34,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 12:29:34,854 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 [2022-07-12 12:29:34,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:29:34,900 INFO L225 Difference]: With dead ends: 7513 [2022-07-12 12:29:34,900 INFO L226 Difference]: Without dead ends: 3213 [2022-07-12 12:29:34,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 12:29:34,939 INFO L413 NwaCegarLoop]: 5757 mSDtfsCounter, 2 mSDsluCounter, 11494 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 12:29:34,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 17251 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 12:29:34,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3213 states. [2022-07-12 12:29:35,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3213 to 3213. [2022-07-12 12:29:35,203 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) [2022-07-12 12:29:35,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 4891 transitions. [2022-07-12 12:29:35,233 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 4891 transitions. Word has length 219 [2022-07-12 12:29:35,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:29:35,235 INFO L495 AbstractCegarLoop]: Abstraction has 3213 states and 4891 transitions. [2022-07-12 12:29:35,236 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) [2022-07-12 12:29:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 4891 transitions. [2022-07-12 12:29:35,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-07-12 12:29:35,245 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:29:35,245 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] [2022-07-12 12:29:35,459 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-12 12:29:35,541 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 137 [2022-07-12 12:29:35,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:29:35,541 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:29:35,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:29:35,542 INFO L85 PathProgramCache]: Analyzing trace with hash -995720619, now seen corresponding path program 1 times [2022-07-12 12:29:35,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:29:35,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1816333815] [2022-07-12 12:29:35,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:29:35,551 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:29:35,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:29:35,552 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:29:35,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 12:29:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:29:50,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 7728 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 12:29:50,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:29:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 202 proven. 1 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2022-07-12 12:29:51,008 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 12:29:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-12 12:29:52,555 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:29:52,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1816333815] [2022-07-12 12:29:52,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1816333815] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 12:29:52,559 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 12:29:52,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-12 12:29:52,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237391564] [2022-07-12 12:29:52,563 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 12:29:52,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 12:29:52,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:29:52,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 12:29:52,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-12 12:29:52,571 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) [2022-07-12 12:29:56,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:29:56,712 INFO L93 Difference]: Finished difference Result 6400 states and 9772 transitions. [2022-07-12 12:29:56,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-12 12:29:56,713 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 [2022-07-12 12:29:56,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:29:56,739 INFO L225 Difference]: With dead ends: 6400 [2022-07-12 12:29:56,739 INFO L226 Difference]: Without dead ends: 3227 [2022-07-12 12:29:56,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-12 12:29:56,760 INFO L413 NwaCegarLoop]: 4872 mSDtfsCounter, 23 mSDsluCounter, 14588 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s 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, 2.5s IncrementalHoareTripleChecker+Time [2022-07-12 12:29:56,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 19460 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-12 12:29:56,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2022-07-12 12:29:56,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 3227. [2022-07-12 12:29:57,002 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) [2022-07-12 12:29:57,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 3227 states and 4914 transitions. [2022-07-12 12:29:57,018 INFO L78 Accepts]: Start accepts. Automaton has 3227 states and 4914 transitions. Word has length 235 [2022-07-12 12:29:57,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:29:57,020 INFO L495 AbstractCegarLoop]: Abstraction has 3227 states and 4914 transitions. [2022-07-12 12:29:57,021 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) [2022-07-12 12:29:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 4914 transitions. [2022-07-12 12:29:57,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-12 12:29:57,024 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:29:57,026 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] [2022-07-12 12:29:57,247 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-12 12:29:57,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 12:29:57,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:29:57,293 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:29:57,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:29:57,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1192904513, now seen corresponding path program 2 times [2022-07-12 12:29:57,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:29:57,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1683189101] [2022-07-12 12:29:57,302 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 12:29:57,302 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:29:57,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:29:57,303 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:29:57,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 12:30:09,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-12 12:30:09,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 12:30:09,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 6957 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:30:09,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:30:10,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-12 12:30:10,256 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:30:10,257 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:30:10,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1683189101] [2022-07-12 12:30:10,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1683189101] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:30:10,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:30:10,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:30:10,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391250120] [2022-07-12 12:30:10,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:30:10,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:30:10,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:30:10,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:30:10,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:30:10,259 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) [2022-07-12 12:30:11,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:30:11,463 INFO L93 Difference]: Finished difference Result 9495 states and 14476 transitions. [2022-07-12 12:30:11,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:30:11,464 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 [2022-07-12 12:30:11,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:30:11,514 INFO L225 Difference]: With dead ends: 9495 [2022-07-12 12:30:11,514 INFO L226 Difference]: Without dead ends: 6342 [2022-07-12 12:30:11,535 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 [2022-07-12 12:30:11,538 INFO L413 NwaCegarLoop]: 5700 mSDtfsCounter, 4727 mSDsluCounter, 4872 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 12:30:11,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4727 Valid, 10572 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 12:30:11,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6342 states. [2022-07-12 12:30:11,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6342 to 6338. [2022-07-12 12:30:11,846 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) [2022-07-12 12:30:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6338 states to 6338 states and 9662 transitions. [2022-07-12 12:30:11,875 INFO L78 Accepts]: Start accepts. Automaton has 6338 states and 9662 transitions. Word has length 253 [2022-07-12 12:30:11,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:30:11,876 INFO L495 AbstractCegarLoop]: Abstraction has 6338 states and 9662 transitions. [2022-07-12 12:30:11,877 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) [2022-07-12 12:30:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 6338 states and 9662 transitions. [2022-07-12 12:30:11,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-07-12 12:30:11,881 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:30:11,881 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] [2022-07-12 12:30:12,103 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-12 12:30:12,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 12:30:12,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:30:12,119 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:30:12,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:30:12,120 INFO L85 PathProgramCache]: Analyzing trace with hash 272883744, now seen corresponding path program 1 times [2022-07-12 12:30:12,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:30:12,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [640230420] [2022-07-12 12:30:12,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:30:12,126 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:30:12,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:30:12,128 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:30:12,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 12:30:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:30:57,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 7939 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 12:30:57,965 INFO L286 TraceCheckSpWp]: Computing forward predicates...