./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.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 114d7004654a3d86a028c0b122f5dce364226bca3b84d6d8b6f812ccac52ec20 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:54:20,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:54:20,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:54:20,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:54:20,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:54:20,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:54:20,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:54:20,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:54:20,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:54:20,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:54:20,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:54:20,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:54:20,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:54:20,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:54:20,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:54:20,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:54:20,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:54:20,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:54:20,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:54:20,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:54:20,182 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:54:20,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:54:20,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:54:20,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:54:20,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:54:20,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:54:20,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:54:20,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:54:20,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:54:20,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:54:20,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:54:20,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:54:20,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:54:20,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:54:20,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:54:20,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:54:20,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:54:20,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:54:20,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:54:20,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:54:20,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:54:20,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:54:20,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 00:54:20,233 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:54:20,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:54:20,234 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:54:20,234 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:54:20,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:54:20,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:54:20,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:54:20,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:54:20,236 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:54:20,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:54:20,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 00:54:20,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:54:20,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:54:20,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:54:20,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:54:20,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:54:20,238 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:54:20,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:54:20,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:54:20,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:54:20,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:54:20,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:54:20,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:54:20,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:54:20,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:54:20,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 00:54:20,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 00:54:20,240 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:54:20,241 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:54:20,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:54:20,241 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 114d7004654a3d86a028c0b122f5dce364226bca3b84d6d8b6f812ccac52ec20 [2022-07-20 00:54:20,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:54:20,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:54:20,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:54:20,487 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:54:20,488 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:54:20,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i [2022-07-20 00:54:20,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b729bdd/f3cfa787455140bbb1d6dc6323596b00/FLAG295fe64f8 [2022-07-20 00:54:21,422 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:54:21,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i [2022-07-20 00:54:21,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b729bdd/f3cfa787455140bbb1d6dc6323596b00/FLAG295fe64f8 [2022-07-20 00:54:21,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b729bdd/f3cfa787455140bbb1d6dc6323596b00 [2022-07-20 00:54:21,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:54:21,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:54:21,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:54:21,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:54:21,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:54:21,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:54:21" (1/1) ... [2022-07-20 00:54:21,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c9ceff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:21, skipping insertion in model container [2022-07-20 00:54:21,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:54:21" (1/1) ... [2022-07-20 00:54:21,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:54:22,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:54:24,564 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i[447736,447749] [2022-07-20 00:54:24,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:54:24,802 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:54:25,041 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) [2022-07-20 00:54:25,051 INFO L158 Benchmark]: Toolchain (without parser) took 3183.38ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 80.6MB in the beginning and 118.8MB in the end (delta: -38.2MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. [2022-07-20 00:54:25,051 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 77.6MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 00:54:25,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3181.74ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 80.3MB in the beginning and 118.8MB in the end (delta: -38.5MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. [2022-07-20 00:54:25,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 77.6MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3181.74ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 80.3MB in the beginning and 118.8MB in the end (delta: -38.5MB). Peak memory consumption was 101.9MB. 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.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 114d7004654a3d86a028c0b122f5dce364226bca3b84d6d8b6f812ccac52ec20 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:54:26,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:54:26,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:54:26,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:54:26,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:54:26,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:54:26,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:54:26,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:54:26,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:54:26,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:54:26,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:54:26,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:54:26,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:54:26,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:54:26,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:54:26,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:54:26,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:54:26,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:54:26,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:54:26,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:54:26,848 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:54:26,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:54:26,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:54:26,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:54:26,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:54:26,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:54:26,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:54:26,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:54:26,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:54:26,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:54:26,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:54:26,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:54:26,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:54:26,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:54:26,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:54:26,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:54:26,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:54:26,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:54:26,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:54:26,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:54:26,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:54:26,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:54:26,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 00:54:26,903 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:54:26,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:54:26,904 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:54:26,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:54:26,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:54:26,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:54:26,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:54:26,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:54:26,906 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:54:26,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:54:26,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:54:26,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:54:26,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:54:26,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:54:26,908 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 00:54:26,908 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 00:54:26,908 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 00:54:26,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:54:26,909 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:54:26,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:54:26,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:54:26,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:54:26,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:54:26,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:54:26,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:54:26,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:54:26,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:54:26,911 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 00:54:26,911 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 00:54:26,911 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:54:26,911 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:54:26,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:54:26,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 00:54:26,912 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 114d7004654a3d86a028c0b122f5dce364226bca3b84d6d8b6f812ccac52ec20 [2022-07-20 00:54:27,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:54:27,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:54:27,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:54:27,249 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:54:27,249 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:54:27,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i [2022-07-20 00:54:27,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db1adc5ab/11fa47fdd38c421ebfefaf93c4064149/FLAGa9893578b [2022-07-20 00:54:28,118 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:54:28,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i [2022-07-20 00:54:28,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db1adc5ab/11fa47fdd38c421ebfefaf93c4064149/FLAGa9893578b [2022-07-20 00:54:28,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db1adc5ab/11fa47fdd38c421ebfefaf93c4064149 [2022-07-20 00:54:28,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:54:28,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:54:28,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:54:28,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:54:28,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:54:28,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:54:28" (1/1) ... [2022-07-20 00:54:28,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@159f453d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:28, skipping insertion in model container [2022-07-20 00:54:28,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:54:28" (1/1) ... [2022-07-20 00:54:28,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:54:28,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:54:31,002 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i[447736,447749] [2022-07-20 00:54:31,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:54:31,214 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 00:54:31,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:54:31,627 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i[447736,447749] [2022-07-20 00:54:31,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:54:31,700 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:54:32,062 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i[447736,447749] [2022-07-20 00:54:32,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:54:32,325 INFO L208 MainTranslator]: Completed translation [2022-07-20 00:54:32,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32 WrapperNode [2022-07-20 00:54:32,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 00:54:32,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 00:54:32,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 00:54:32,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 00:54:32,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:32,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:32,705 INFO L137 Inliner]: procedures = 376, calls = 4604, calls flagged for inlining = 125, calls inlined = 121, statements flattened = 8610 [2022-07-20 00:54:32,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 00:54:32,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 00:54:32,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 00:54:32,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 00:54:32,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:32,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:32,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:32,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:32,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:32,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:33,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:33,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 00:54:33,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 00:54:33,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 00:54:33,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 00:54:33,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (1/1) ... [2022-07-20 00:54:33,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:54:33,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 00:54:33,132 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) [2022-07-20 00:54:33,154 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 [2022-07-20 00:54:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-20 00:54:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-20 00:54:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2022-07-20 00:54:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2022-07-20 00:54:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2022-07-20 00:54:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2022-07-20 00:54:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 00:54:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2022-07-20 00:54:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2022-07-20 00:54:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 00:54:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 00:54:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 00:54:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 00:54:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 00:54:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2022-07-20 00:54:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2022-07-20 00:54:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 00:54:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 00:54:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-20 00:54:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-20 00:54:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 00:54:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 00:54:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_power_mgmt [2022-07-20 00:54:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_power_mgmt [2022-07-20 00:54:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_station [2022-07-20 00:54:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_station [2022-07-20 00:54:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2022-07-20 00:54:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2022-07-20 00:54:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure eth_zero_addr [2022-07-20 00:54:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_zero_addr [2022-07-20 00:54:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2022-07-20 00:54:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2022-07-20 00:54:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-20 00:54:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-20 00:54:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2022-07-20 00:54:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2022-07-20 00:54:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2022-07-20 00:54:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2022-07-20 00:54:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2022-07-20 00:54:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2022-07-20 00:54:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 00:54:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 00:54:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_leave_ibss [2022-07-20 00:54:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_leave_ibss [2022-07-20 00:54:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-20 00:54:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-20 00:54:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2022-07-20 00:54:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2022-07-20 00:54:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2022-07-20 00:54:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2022-07-20 00:54:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_worker [2022-07-20 00:54:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_worker [2022-07-20 00:54:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2022-07-20 00:54:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2022-07-20 00:54:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_change_virtual_intf [2022-07-20 00:54:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_change_virtual_intf [2022-07-20 00:54:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_tx_power [2022-07-20 00:54:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_tx_power [2022-07-20 00:54:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2022-07-20 00:54:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2022-07-20 00:54:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_default_key [2022-07-20 00:54:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_default_key [2022-07-20 00:54:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_del_pmksa [2022-07-20 00:54:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_del_pmksa [2022-07-20 00:54:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2022-07-20 00:54:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2022-07-20 00:54:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 00:54:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 00:54:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 00:54:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 00:54:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-20 00:54:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-20 00:54:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-07-20 00:54:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-07-20 00:54:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_tx_power [2022-07-20 00:54:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_tx_power [2022-07-20 00:54:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2022-07-20 00:54:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2022-07-20 00:54:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2022-07-20 00:54:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2022-07-20 00:54:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 00:54:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 00:54:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_del_key [2022-07-20 00:54:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_del_key [2022-07-20 00:54:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2022-07-20 00:54:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2022-07-20 00:54:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 00:54:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 00:54:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure eth_broadcast_addr [2022-07-20 00:54:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_broadcast_addr [2022-07-20 00:54:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-20 00:54:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-20 00:54:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2022-07-20 00:54:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2022-07-20 00:54:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-20 00:54:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-20 00:54:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-20 00:54:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-20 00:54:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_scan_results [2022-07-20 00:54:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_scan_results [2022-07-20 00:54:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 00:54:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 00:54:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 00:54:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_cqm_rssi_config [2022-07-20 00:54:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_cqm_rssi_config [2022-07-20 00:54:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2022-07-20 00:54:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2022-07-20 00:54:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_join_ibss [2022-07-20 00:54:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_join_ibss [2022-07-20 00:54:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2022-07-20 00:54:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2022-07-20 00:54:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2022-07-20 00:54:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2022-07-20 00:54:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2022-07-20 00:54:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2022-07-20 00:54:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-07-20 00:54:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-07-20 00:54:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 00:54:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2022-07-20 00:54:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2022-07-20 00:54:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_flush_pmksa [2022-07-20 00:54:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_flush_pmksa [2022-07-20 00:54:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2022-07-20 00:54:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2022-07-20 00:54:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-20 00:54:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-20 00:54:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-07-20 00:54:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-07-20 00:54:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 00:54:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 00:54:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2022-07-20 00:54:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2022-07-20 00:54:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2022-07-20 00:54:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2022-07-20 00:54:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 00:54:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 00:54:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 00:54:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-07-20 00:54:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-07-20 00:54:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 00:54:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 00:54:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 00:54:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2022-07-20 00:54:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2022-07-20 00:54:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2022-07-20 00:54:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2022-07-20 00:54:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2022-07-20 00:54:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2022-07-20 00:54:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-20 00:54:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 00:54:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 00:54:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 00:54:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2022-07-20 00:54:33,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2022-07-20 00:54:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-20 00:54:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-20 00:54:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2022-07-20 00:54:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2022-07-20 00:54:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 00:54:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 00:54:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-20 00:54:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-20 00:54:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 00:54:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 00:54:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2022-07-20 00:54:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2022-07-20 00:54:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2022-07-20 00:54:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2022-07-20 00:54:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 00:54:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 00:54:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2022-07-20 00:54:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2022-07-20 00:54:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2022-07-20 00:54:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2022-07-20 00:54:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 00:54:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 00:54:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2022-07-20 00:54:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2022-07-20 00:54:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-07-20 00:54:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-07-20 00:54:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2022-07-20 00:54:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2022-07-20 00:54:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_pmksa [2022-07-20 00:54:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_pmksa [2022-07-20 00:54:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2022-07-20 00:54:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2022-07-20 00:54:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2022-07-20 00:54:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2022-07-20 00:54:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2022-07-20 00:54:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2022-07-20 00:54:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure get_current_channel [2022-07-20 00:54:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current_channel [2022-07-20 00:54:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2022-07-20 00:54:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2022-07-20 00:54:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-07-20 00:54:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-07-20 00:54:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2022-07-20 00:54:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2022-07-20 00:54:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 00:54:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 00:54:33,214 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2022-07-20 00:54:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2022-07-20 00:54:33,214 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 00:54:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 00:54:33,214 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2022-07-20 00:54:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2022-07-20 00:54:33,215 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2022-07-20 00:54:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2022-07-20 00:54:33,215 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2022-07-20 00:54:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2022-07-20 00:54:33,215 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2022-07-20 00:54:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2022-07-20 00:54:33,215 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2022-07-20 00:54:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2022-07-20 00:54:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 00:54:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 00:54:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 00:54:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 00:54:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 00:54:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 00:54:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 00:54:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 00:54:33,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_command_lock_of_rndis_wlan_private [2022-07-20 00:54:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_command_lock_of_rndis_wlan_private [2022-07-20 00:54:33,217 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2022-07-20 00:54:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2022-07-20 00:54:33,217 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2022-07-20 00:54:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2022-07-20 00:54:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 00:54:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_command_lock_of_rndis_wlan_private [2022-07-20 00:54:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_command_lock_of_rndis_wlan_private [2022-07-20 00:54:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2022-07-20 00:54:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2022-07-20 00:54:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2022-07-20 00:54:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2022-07-20 00:54:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2022-07-20 00:54:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2022-07-20 00:54:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-20 00:54:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-20 00:54:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 00:54:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2022-07-20 00:54:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2022-07-20 00:54:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2022-07-20 00:54:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2022-07-20 00:54:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2022-07-20 00:54:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2022-07-20 00:54:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 00:54:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 00:54:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 00:54:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2022-07-20 00:54:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2022-07-20 00:54:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-20 00:54:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-20 00:54:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 00:54:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2022-07-20 00:54:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2022-07-20 00:54:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_device_poller [2022-07-20 00:54:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_device_poller [2022-07-20 00:54:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2022-07-20 00:54:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2022-07-20 00:54:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_add_key [2022-07-20 00:54:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_add_key [2022-07-20 00:54:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-20 00:54:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-20 00:54:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2022-07-20 00:54:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2022-07-20 00:54:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-07-20 00:54:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-07-20 00:54:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-20 00:54:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-20 00:54:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 00:54:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 00:54:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2022-07-20 00:54:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2022-07-20 00:54:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2022-07-20 00:54:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2022-07-20 00:54:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2022-07-20 00:54:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2022-07-20 00:54:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2022-07-20 00:54:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2022-07-20 00:54:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2022-07-20 00:54:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2022-07-20 00:54:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2022-07-20 00:54:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2022-07-20 00:54:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-20 00:54:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-20 00:54:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 00:54:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 00:54:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_scan [2022-07-20 00:54:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_scan [2022-07-20 00:54:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 00:54:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-20 00:54:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-20 00:54:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2022-07-20 00:54:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2022-07-20 00:54:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-07-20 00:54:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-07-20 00:54:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 00:54:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 00:54:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_dump_station [2022-07-20 00:54:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_dump_station [2022-07-20 00:54:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-20 00:54:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-20 00:54:34,185 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 00:54:34,188 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 00:54:38,942 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 00:56:49,034 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 00:56:49,054 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 00:56:49,054 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-20 00:56:49,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:56:49 BoogieIcfgContainer [2022-07-20 00:56:49,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 00:56:49,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 00:56:49,059 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 00:56:49,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 00:56:49,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 12:54:28" (1/3) ... [2022-07-20 00:56:49,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7b400e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:56:49, skipping insertion in model container [2022-07-20 00:56:49,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:32" (2/3) ... [2022-07-20 00:56:49,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7b400e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:56:49, skipping insertion in model container [2022-07-20 00:56:49,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:56:49" (3/3) ... [2022-07-20 00:56:49,067 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i [2022-07-20 00:56:49,078 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 00:56:49,078 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 00:56:49,179 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 00:56:49,184 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@1dad85df, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@376d8432 [2022-07-20 00:56:49,185 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 00:56:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand has 2903 states, 2017 states have (on average 1.3792761527020327) internal successors, (2782), 2045 states have internal predecessors, (2782), 749 states have call successors, (749), 136 states have call predecessors, (749), 135 states have return successors, (738), 738 states have call predecessors, (738), 738 states have call successors, (738) [2022-07-20 00:56:49,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2022-07-20 00:56:49,235 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:56:49,236 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:56:49,237 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:56:49,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:56:49,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1730661843, now seen corresponding path program 1 times [2022-07-20 00:56:49,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:56:49,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [318596344] [2022-07-20 00:56:49,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:56:49,264 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:56:49,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:56:49,267 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) [2022-07-20 00:56:49,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 00:56:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:56:53,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 5672 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-20 00:56:54,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:56:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 5144 backedges. 1391 proven. 0 refuted. 0 times theorem prover too weak. 3753 trivial. 0 not checked. [2022-07-20 00:56:54,100 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:56:54,100 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:56:54,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [318596344] [2022-07-20 00:56:54,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [318596344] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:56:54,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:56:54,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 00:56:54,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958218475] [2022-07-20 00:56:54,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:56:54,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-20 00:56:54,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:56:54,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-20 00:56:54,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:56:54,152 INFO L87 Difference]: Start difference. First operand has 2903 states, 2017 states have (on average 1.3792761527020327) internal successors, (2782), 2045 states have internal predecessors, (2782), 749 states have call successors, (749), 136 states have call predecessors, (749), 135 states have return successors, (738), 738 states have call predecessors, (738), 738 states have call successors, (738) Second operand has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-07-20 00:56:54,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:56:54,445 INFO L93 Difference]: Finished difference Result 5801 states and 8836 transitions. [2022-07-20 00:56:54,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-20 00:56:54,448 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 610 [2022-07-20 00:56:54,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:56:54,483 INFO L225 Difference]: With dead ends: 5801 [2022-07-20 00:56:54,483 INFO L226 Difference]: Without dead ends: 2884 [2022-07-20 00:56:54,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:56:54,514 INFO L413 NwaCegarLoop]: 4259 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4259 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 00:56:54,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4259 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 00:56:54,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2884 states. [2022-07-20 00:56:54,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2884 to 2884. [2022-07-20 00:56:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2011 states have (on average 1.3724515166583788) internal successors, (2760), 2026 states have internal predecessors, (2760), 738 states have call successors, (738), 135 states have call predecessors, (738), 134 states have return successors, (732), 732 states have call predecessors, (732), 732 states have call successors, (732) [2022-07-20 00:56:54,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 4230 transitions. [2022-07-20 00:56:54,733 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 4230 transitions. Word has length 610 [2022-07-20 00:56:54,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:56:54,735 INFO L495 AbstractCegarLoop]: Abstraction has 2884 states and 4230 transitions. [2022-07-20 00:56:54,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-07-20 00:56:54,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 4230 transitions. [2022-07-20 00:56:54,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2022-07-20 00:56:54,755 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:56:54,755 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:56:54,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 00:56:54,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:56:54,984 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:56:54,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:56:54,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1496753067, now seen corresponding path program 1 times [2022-07-20 00:56:54,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:56:54,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237128643] [2022-07-20 00:56:54,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:56:54,990 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:56:54,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:56:54,994 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) [2022-07-20 00:56:54,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 00:57:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:57:02,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 5672 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-20 00:57:02,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:57:04,081 INFO L134 CoverageAnalysis]: Checked inductivity of 5144 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 4937 trivial. 0 not checked. [2022-07-20 00:57:04,087 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:57:04,087 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:57:04,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [237128643] [2022-07-20 00:57:04,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [237128643] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:57:04,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:57:04,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 00:57:04,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361390842] [2022-07-20 00:57:04,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:57:04,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 00:57:04,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:57:04,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 00:57:04,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 00:57:04,092 INFO L87 Difference]: Start difference. First operand 2884 states and 4230 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-20 00:57:10,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:57:10,704 INFO L93 Difference]: Finished difference Result 5730 states and 8663 transitions. [2022-07-20 00:57:10,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 00:57:10,705 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 610 [2022-07-20 00:57:10,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:57:10,730 INFO L225 Difference]: With dead ends: 5730 [2022-07-20 00:57:10,730 INFO L226 Difference]: Without dead ends: 2885 [2022-07-20 00:57:10,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 605 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-20 00:57:10,755 INFO L413 NwaCegarLoop]: 4203 mSDtfsCounter, 6 mSDsluCounter, 16739 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 20942 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-07-20 00:57:10,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 20942 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-07-20 00:57:10,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2885 states. [2022-07-20 00:57:10,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2885 to 2885. [2022-07-20 00:57:10,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2012 states have (on average 1.3722664015904573) internal successors, (2761), 2027 states have internal predecessors, (2761), 738 states have call successors, (738), 135 states have call predecessors, (738), 134 states have return successors, (732), 732 states have call predecessors, (732), 732 states have call successors, (732) [2022-07-20 00:57:10,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 4231 transitions. [2022-07-20 00:57:10,852 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 4231 transitions. Word has length 610 [2022-07-20 00:57:10,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:57:10,856 INFO L495 AbstractCegarLoop]: Abstraction has 2885 states and 4231 transitions. [2022-07-20 00:57:10,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-20 00:57:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 4231 transitions. [2022-07-20 00:57:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2022-07-20 00:57:10,870 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:57:10,870 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:57:11,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 00:57:11,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:57:11,084 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:57:11,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:57:11,084 INFO L85 PathProgramCache]: Analyzing trace with hash 663251861, now seen corresponding path program 1 times [2022-07-20 00:57:11,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:57:11,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2135286505] [2022-07-20 00:57:11,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:57:11,088 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:57:11,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:57:11,090 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) [2022-07-20 00:57:11,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 00:57:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:57:19,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 5936 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-20 00:57:19,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:57:20,883 INFO L134 CoverageAnalysis]: Checked inductivity of 5996 backedges. 276 proven. 1 refuted. 0 times theorem prover too weak. 5719 trivial. 0 not checked. [2022-07-20 00:57:20,884 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 00:57:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 5996 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 5765 trivial. 0 not checked. [2022-07-20 00:57:25,879 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:57:25,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2135286505] [2022-07-20 00:57:25,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2135286505] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 00:57:25,880 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 00:57:25,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-20 00:57:25,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096034495] [2022-07-20 00:57:25,881 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 00:57:25,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-20 00:57:25,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:57:25,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-20 00:57:25,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-20 00:57:25,884 INFO L87 Difference]: Start difference. First operand 2885 states and 4231 transitions. Second operand has 11 states, 9 states have (on average 11.666666666666666) internal successors, (105), 11 states have internal predecessors, (105), 4 states have call successors, (74), 2 states have call predecessors, (74), 5 states have return successors, (74), 4 states have call predecessors, (74), 4 states have call successors, (74) [2022-07-20 00:57:35,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:57:35,578 INFO L93 Difference]: Finished difference Result 5742 states and 8679 transitions. [2022-07-20 00:57:35,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-20 00:57:35,580 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 11.666666666666666) internal successors, (105), 11 states have internal predecessors, (105), 4 states have call successors, (74), 2 states have call predecessors, (74), 5 states have return successors, (74), 4 states have call predecessors, (74), 4 states have call successors, (74) Word has length 634 [2022-07-20 00:57:35,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:57:35,599 INFO L225 Difference]: With dead ends: 5742 [2022-07-20 00:57:35,600 INFO L226 Difference]: Without dead ends: 2901 [2022-07-20 00:57:35,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1270 GetRequests, 1257 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-20 00:57:35,626 INFO L413 NwaCegarLoop]: 4205 mSDtfsCounter, 10 mSDsluCounter, 25116 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 29321 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-07-20 00:57:35,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 29321 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2022-07-20 00:57:35,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2901 states. [2022-07-20 00:57:35,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2901 to 2901. [2022-07-20 00:57:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2901 states, 2023 states have (on average 1.37073652990608) internal successors, (2773), 2038 states have internal predecessors, (2773), 740 states have call successors, (740), 138 states have call predecessors, (740), 137 states have return successors, (734), 734 states have call predecessors, (734), 734 states have call successors, (734) [2022-07-20 00:57:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2901 states and 4247 transitions. [2022-07-20 00:57:35,785 INFO L78 Accepts]: Start accepts. Automaton has 2901 states and 4247 transitions. Word has length 634 [2022-07-20 00:57:35,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:57:35,787 INFO L495 AbstractCegarLoop]: Abstraction has 2901 states and 4247 transitions. [2022-07-20 00:57:35,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 11.666666666666666) internal successors, (105), 11 states have internal predecessors, (105), 4 states have call successors, (74), 2 states have call predecessors, (74), 5 states have return successors, (74), 4 states have call predecessors, (74), 4 states have call successors, (74) [2022-07-20 00:57:35,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 4247 transitions. [2022-07-20 00:57:35,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2022-07-20 00:57:35,796 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:57:35,796 INFO L195 NwaCegarLoop]: trace histogram [40, 24, 24, 24, 24, 24, 24, 24, 24, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:57:35,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-07-20 00:57:36,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:57:36,013 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:57:36,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:57:36,014 INFO L85 PathProgramCache]: Analyzing trace with hash -337739471, now seen corresponding path program 2 times [2022-07-20 00:57:36,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:57:36,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320103082] [2022-07-20 00:57:36,018 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-20 00:57:36,018 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:57:36,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:57:36,020 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) [2022-07-20 00:57:36,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 00:57:39,707 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-20 00:57:39,707 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-20 00:57:39,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 3905 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 00:57:39,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:58:11,687 INFO L134 CoverageAnalysis]: Checked inductivity of 6884 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6884 trivial. 0 not checked. [2022-07-20 00:58:11,687 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:58:11,687 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:58:11,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320103082] [2022-07-20 00:58:11,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320103082] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:58:11,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:58:11,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 00:58:11,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950532080] [2022-07-20 00:58:11,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:58:11,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 00:58:11,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:58:11,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 00:58:11,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 00:58:11,690 INFO L87 Difference]: Start difference. First operand 2901 states and 4247 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2022-07-20 00:58:11,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:58:11,905 INFO L93 Difference]: Finished difference Result 2921 states and 4265 transitions. [2022-07-20 00:58:11,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 00:58:11,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 650 [2022-07-20 00:58:11,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:58:11,937 INFO L225 Difference]: With dead ends: 2921 [2022-07-20 00:58:11,938 INFO L226 Difference]: Without dead ends: 2915 [2022-07-20 00:58:11,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 649 GetRequests, 648 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 00:58:11,944 INFO L413 NwaCegarLoop]: 4224 mSDtfsCounter, 3910 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3910 SdHoareTripleChecker+Valid, 4372 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-20 00:58:11,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3910 Valid, 4372 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-20 00:58:11,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2915 states. [2022-07-20 00:58:12,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2915 to 2913. [2022-07-20 00:58:12,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2913 states, 2034 states have (on average 1.3692232055063913) internal successors, (2785), 2047 states have internal predecessors, (2785), 738 states have call successors, (738), 141 states have call predecessors, (738), 140 states have return successors, (734), 734 states have call predecessors, (734), 734 states have call successors, (734) [2022-07-20 00:58:12,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2913 states and 4257 transitions. [2022-07-20 00:58:12,091 INFO L78 Accepts]: Start accepts. Automaton has 2913 states and 4257 transitions. Word has length 650 [2022-07-20 00:58:12,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:58:12,094 INFO L495 AbstractCegarLoop]: Abstraction has 2913 states and 4257 transitions. [2022-07-20 00:58:12,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2022-07-20 00:58:12,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 4257 transitions. [2022-07-20 00:58:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2022-07-20 00:58:12,105 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:58:12,105 INFO L195 NwaCegarLoop]: trace histogram [40, 24, 24, 24, 24, 24, 24, 24, 24, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:58:12,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 00:58:12,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:58:12,320 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:58:12,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:58:12,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1881226883, now seen corresponding path program 1 times [2022-07-20 00:58:12,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:58:12,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1237459480] [2022-07-20 00:58:12,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:58:12,324 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:58:12,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:58:12,326 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:58:12,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 00:58:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:58:20,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 6113 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-20 00:58:20,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:58:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 6884 backedges. 367 proven. 3 refuted. 0 times theorem prover too weak. 6514 trivial. 0 not checked. [2022-07-20 00:58:22,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 00:58:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6884 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 6560 trivial. 0 not checked. [2022-07-20 00:58:28,424 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:58:28,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1237459480] [2022-07-20 00:58:28,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1237459480] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 00:58:28,425 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 00:58:28,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2022-07-20 00:58:28,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677316491] [2022-07-20 00:58:28,426 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 00:58:28,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-20 00:58:28,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:58:28,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-20 00:58:28,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-07-20 00:58:28,428 INFO L87 Difference]: Start difference. First operand 2913 states and 4257 transitions. Second operand has 13 states, 11 states have (on average 9.818181818181818) internal successors, (108), 13 states have internal predecessors, (108), 4 states have call successors, (74), 2 states have call predecessors, (74), 5 states have return successors, (74), 4 states have call predecessors, (74), 4 states have call successors, (74)