./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 f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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-?-f4b24e3 [2022-07-14 01:32:10,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 01:32:10,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 01:32:10,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 01:32:10,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 01:32:10,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 01:32:10,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 01:32:10,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 01:32:10,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 01:32:10,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 01:32:10,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 01:32:10,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 01:32:10,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 01:32:10,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 01:32:10,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 01:32:10,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 01:32:10,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 01:32:10,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 01:32:10,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 01:32:10,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 01:32:10,911 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 01:32:10,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 01:32:10,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 01:32:10,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 01:32:10,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 01:32:10,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 01:32:10,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 01:32:10,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 01:32:10,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 01:32:10,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 01:32:10,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 01:32:10,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 01:32:10,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 01:32:10,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 01:32:10,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 01:32:10,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 01:32:10,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 01:32:10,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 01:32:10,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 01:32:10,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 01:32:10,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 01:32:10,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 01:32:10,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 01:32:10,969 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 01:32:10,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 01:32:10,970 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 01:32:10,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 01:32:10,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 01:32:10,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 01:32:10,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 01:32:10,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 01:32:10,972 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 01:32:10,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 01:32:10,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 01:32:10,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 01:32:10,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 01:32:10,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 01:32:10,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 01:32:10,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 01:32:10,974 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 01:32:10,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 01:32:10,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 01:32:10,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 01:32:10,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 01:32:10,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:32:10,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 01:32:10,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 01:32:10,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 01:32:10,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 01:32:10,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 01:32:10,978 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 01:32:10,978 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 01:32:10,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 01:32:10,978 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 114d7004654a3d86a028c0b122f5dce364226bca3b84d6d8b6f812ccac52ec20 [2022-07-14 01:32:11,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 01:32:11,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 01:32:11,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 01:32:11,239 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 01:32:11,240 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 01:32:11,241 INFO L432 ainManager$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 [2022-07-14 01:32:11,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a4d9a1/a33e14e70a7945e7b6176b0e9725c61e/FLAG2da408aa3 [2022-07-14 01:32:12,059 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 01:32:12,060 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 [2022-07-14 01:32:12,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a4d9a1/a33e14e70a7945e7b6176b0e9725c61e/FLAG2da408aa3 [2022-07-14 01:32:12,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a4d9a1/a33e14e70a7945e7b6176b0e9725c61e [2022-07-14 01:32:12,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 01:32:12,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 01:32:12,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 01:32:12,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 01:32:12,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 01:32:12,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:32:12" (1/1) ... [2022-07-14 01:32:12,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29165b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:12, skipping insertion in model container [2022-07-14 01:32:12,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:32:12" (1/1) ... [2022-07-14 01:32:12,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 01:32:12,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 01:32:14,873 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] [2022-07-14 01:32:15,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:32:15,106 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 01:32:15,338 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) [2022-07-14 01:32:15,343 INFO L158 Benchmark]: Toolchain (without parser) took 2748.21ms. Allocated memory was 107.0MB in the beginning and 178.3MB in the end (delta: 71.3MB). Free memory was 63.3MB in the beginning and 96.4MB in the end (delta: -33.1MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2022-07-14 01:32:15,344 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 107.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 01:32:15,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2746.54ms. Allocated memory was 107.0MB in the beginning and 178.3MB in the end (delta: 71.3MB). Free memory was 63.1MB in the beginning and 96.4MB in the end (delta: -33.3MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2022-07-14 01:32:15,346 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 107.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2746.54ms. Allocated memory was 107.0MB in the beginning and 178.3MB in the end (delta: 71.3MB). Free memory was 63.1MB in the beginning and 96.4MB in the end (delta: -33.3MB). Peak memory consumption was 74.8MB. 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-?-f4b24e3 [2022-07-14 01:32:17,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 01:32:17,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 01:32:17,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 01:32:17,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 01:32:17,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 01:32:17,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 01:32:17,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 01:32:17,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 01:32:17,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 01:32:17,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 01:32:17,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 01:32:17,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 01:32:17,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 01:32:17,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 01:32:17,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 01:32:17,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 01:32:17,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 01:32:17,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 01:32:17,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 01:32:17,145 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 01:32:17,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 01:32:17,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 01:32:17,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 01:32:17,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 01:32:17,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 01:32:17,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 01:32:17,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 01:32:17,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 01:32:17,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 01:32:17,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 01:32:17,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 01:32:17,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 01:32:17,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 01:32:17,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 01:32:17,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 01:32:17,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 01:32:17,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 01:32:17,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 01:32:17,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 01:32:17,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 01:32:17,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 01:32:17,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 01:32:17,213 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 01:32:17,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 01:32:17,214 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 01:32:17,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 01:32:17,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 01:32:17,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 01:32:17,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 01:32:17,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 01:32:17,216 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 01:32:17,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 01:32:17,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 01:32:17,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 01:32:17,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 01:32:17,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 01:32:17,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 01:32:17,218 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 01:32:17,218 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 01:32:17,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 01:32:17,219 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 01:32:17,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 01:32:17,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 01:32:17,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 01:32:17,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 01:32:17,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:32:17,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 01:32:17,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 01:32:17,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 01:32:17,221 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 01:32:17,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 01:32:17,221 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 01:32:17,221 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 01:32:17,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 01:32:17,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 01:32:17,222 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 114d7004654a3d86a028c0b122f5dce364226bca3b84d6d8b6f812ccac52ec20 [2022-07-14 01:32:17,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 01:32:17,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 01:32:17,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 01:32:17,556 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 01:32:17,557 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 01:32:17,558 INFO L432 ainManager$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 [2022-07-14 01:32:17,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0d72d97/156811a312004dafb184a773dd9a1d46/FLAG14e1492af [2022-07-14 01:32:18,464 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 01:32:18,465 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 [2022-07-14 01:32:18,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0d72d97/156811a312004dafb184a773dd9a1d46/FLAG14e1492af [2022-07-14 01:32:18,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0d72d97/156811a312004dafb184a773dd9a1d46 [2022-07-14 01:32:18,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 01:32:18,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 01:32:18,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 01:32:18,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 01:32:18,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 01:32:18,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:32:18" (1/1) ... [2022-07-14 01:32:18,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9de2a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:18, skipping insertion in model container [2022-07-14 01:32:18,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:32:18" (1/1) ... [2022-07-14 01:32:18,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 01:32:19,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 01:32:22,059 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] [2022-07-14 01:32:22,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:32:22,356 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 01:32:22,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 01:32:22,814 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] [2022-07-14 01:32:22,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:32:22,873 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 01:32:23,262 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] [2022-07-14 01:32:23,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:32:23,469 INFO L208 MainTranslator]: Completed translation [2022-07-14 01:32:23,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23 WrapperNode [2022-07-14 01:32:23,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 01:32:23,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 01:32:23,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 01:32:23,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 01:32:23,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:23,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:23,916 INFO L137 Inliner]: procedures = 376, calls = 4604, calls flagged for inlining = 125, calls inlined = 121, statements flattened = 8610 [2022-07-14 01:32:23,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 01:32:23,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 01:32:23,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 01:32:23,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 01:32:23,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:23,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:24,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:24,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:24,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:24,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:24,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:24,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 01:32:24,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 01:32:24,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 01:32:24,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 01:32:24,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (1/1) ... [2022-07-14 01:32:24,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:32:24,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 01:32:24,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 01:32:24,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 01:32:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 01:32:24,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 01:32:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2022-07-14 01:32:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2022-07-14 01:32:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2022-07-14 01:32:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2022-07-14 01:32:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 01:32:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2022-07-14 01:32:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2022-07-14 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2022-07-14 01:32:24,513 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2022-07-14 01:32:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 01:32:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 01:32:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-14 01:32:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-14 01:32:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 01:32:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 01:32:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_power_mgmt [2022-07-14 01:32:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_power_mgmt [2022-07-14 01:32:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_station [2022-07-14 01:32:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_station [2022-07-14 01:32:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2022-07-14 01:32:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2022-07-14 01:32:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure eth_zero_addr [2022-07-14 01:32:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_zero_addr [2022-07-14 01:32:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2022-07-14 01:32:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2022-07-14 01:32:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-14 01:32:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-14 01:32:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2022-07-14 01:32:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2022-07-14 01:32:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2022-07-14 01:32:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2022-07-14 01:32:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2022-07-14 01:32:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2022-07-14 01:32:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 01:32:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 01:32:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_leave_ibss [2022-07-14 01:32:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_leave_ibss [2022-07-14 01:32:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-14 01:32:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-14 01:32:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2022-07-14 01:32:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2022-07-14 01:32:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2022-07-14 01:32:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2022-07-14 01:32:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_worker [2022-07-14 01:32:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_worker [2022-07-14 01:32:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2022-07-14 01:32:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2022-07-14 01:32:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_change_virtual_intf [2022-07-14 01:32:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_change_virtual_intf [2022-07-14 01:32:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_tx_power [2022-07-14 01:32:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_tx_power [2022-07-14 01:32:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2022-07-14 01:32:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2022-07-14 01:32:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_default_key [2022-07-14 01:32:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_default_key [2022-07-14 01:32:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_del_pmksa [2022-07-14 01:32:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_del_pmksa [2022-07-14 01:32:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2022-07-14 01:32:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2022-07-14 01:32:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 01:32:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 01:32:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 01:32:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 01:32:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-14 01:32:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-14 01:32:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-07-14 01:32:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-07-14 01:32:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_tx_power [2022-07-14 01:32:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_tx_power [2022-07-14 01:32:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2022-07-14 01:32:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2022-07-14 01:32:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2022-07-14 01:32:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2022-07-14 01:32:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 01:32:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 01:32:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_del_key [2022-07-14 01:32:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_del_key [2022-07-14 01:32:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2022-07-14 01:32:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2022-07-14 01:32:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 01:32:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 01:32:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure eth_broadcast_addr [2022-07-14 01:32:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_broadcast_addr [2022-07-14 01:32:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-14 01:32:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-14 01:32:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2022-07-14 01:32:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2022-07-14 01:32:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 01:32:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 01:32:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-14 01:32:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-14 01:32:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_scan_results [2022-07-14 01:32:24,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_scan_results [2022-07-14 01:32:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 01:32:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 01:32:24,526 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 01:32:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_cqm_rssi_config [2022-07-14 01:32:24,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_cqm_rssi_config [2022-07-14 01:32:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2022-07-14 01:32:24,527 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2022-07-14 01:32:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_join_ibss [2022-07-14 01:32:24,527 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_join_ibss [2022-07-14 01:32:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2022-07-14 01:32:24,527 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2022-07-14 01:32:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2022-07-14 01:32:24,527 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2022-07-14 01:32:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2022-07-14 01:32:24,528 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2022-07-14 01:32:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-07-14 01:32:24,528 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-07-14 01:32:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 01:32:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2022-07-14 01:32:24,529 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2022-07-14 01:32:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_flush_pmksa [2022-07-14 01:32:24,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_flush_pmksa [2022-07-14 01:32:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2022-07-14 01:32:24,529 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2022-07-14 01:32:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 01:32:24,529 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 01:32:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-07-14 01:32:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-07-14 01:32:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 01:32:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 01:32:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2022-07-14 01:32:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2022-07-14 01:32:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2022-07-14 01:32:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2022-07-14 01:32:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 01:32:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 01:32:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 01:32:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-07-14 01:32:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-07-14 01:32:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 01:32:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 01:32:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 01:32:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2022-07-14 01:32:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2022-07-14 01:32:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2022-07-14 01:32:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2022-07-14 01:32:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2022-07-14 01:32:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2022-07-14 01:32:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-14 01:32:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 01:32:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 01:32:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 01:32:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2022-07-14 01:32:24,533 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2022-07-14 01:32:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-14 01:32:24,534 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-14 01:32:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2022-07-14 01:32:24,534 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2022-07-14 01:32:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 01:32:24,534 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 01:32:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-14 01:32:24,534 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-14 01:32:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 01:32:24,535 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 01:32:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2022-07-14 01:32:24,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2022-07-14 01:32:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2022-07-14 01:32:24,535 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2022-07-14 01:32:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 01:32:24,535 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 01:32:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2022-07-14 01:32:24,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2022-07-14 01:32:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2022-07-14 01:32:24,536 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2022-07-14 01:32:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 01:32:24,536 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 01:32:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2022-07-14 01:32:24,537 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2022-07-14 01:32:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-07-14 01:32:24,537 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-07-14 01:32:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2022-07-14 01:32:24,537 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2022-07-14 01:32:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_pmksa [2022-07-14 01:32:24,537 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_pmksa [2022-07-14 01:32:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2022-07-14 01:32:24,538 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2022-07-14 01:32:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2022-07-14 01:32:24,538 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2022-07-14 01:32:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2022-07-14 01:32:24,538 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2022-07-14 01:32:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure get_current_channel [2022-07-14 01:32:24,538 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current_channel [2022-07-14 01:32:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2022-07-14 01:32:24,539 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2022-07-14 01:32:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-07-14 01:32:24,539 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-07-14 01:32:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2022-07-14 01:32:24,539 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2022-07-14 01:32:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 01:32:24,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 01:32:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2022-07-14 01:32:24,540 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2022-07-14 01:32:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 01:32:24,540 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 01:32:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2022-07-14 01:32:24,540 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2022-07-14 01:32:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2022-07-14 01:32:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2022-07-14 01:32:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2022-07-14 01:32:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2022-07-14 01:32:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2022-07-14 01:32:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2022-07-14 01:32:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2022-07-14 01:32:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2022-07-14 01:32:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 01:32:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 01:32:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 01:32:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 01:32:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 01:32:24,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 01:32:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 01:32:24,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 01:32:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_command_lock_of_rndis_wlan_private [2022-07-14 01:32:24,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_command_lock_of_rndis_wlan_private [2022-07-14 01:32:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2022-07-14 01:32:24,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2022-07-14 01:32:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2022-07-14 01:32:24,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2022-07-14 01:32:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 01:32:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_command_lock_of_rndis_wlan_private [2022-07-14 01:32:24,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_command_lock_of_rndis_wlan_private [2022-07-14 01:32:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2022-07-14 01:32:24,544 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2022-07-14 01:32:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2022-07-14 01:32:24,544 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2022-07-14 01:32:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2022-07-14 01:32:24,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2022-07-14 01:32:24,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-14 01:32:24,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-14 01:32:24,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 01:32:24,545 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2022-07-14 01:32:24,545 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2022-07-14 01:32:24,545 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2022-07-14 01:32:24,546 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2022-07-14 01:32:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2022-07-14 01:32:24,546 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2022-07-14 01:32:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 01:32:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 01:32:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 01:32:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2022-07-14 01:32:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2022-07-14 01:32:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-14 01:32:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-14 01:32:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 01:32:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2022-07-14 01:32:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2022-07-14 01:32:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_device_poller [2022-07-14 01:32:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_device_poller [2022-07-14 01:32:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2022-07-14 01:32:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2022-07-14 01:32:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_add_key [2022-07-14 01:32:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_add_key [2022-07-14 01:32:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 01:32:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 01:32:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2022-07-14 01:32:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2022-07-14 01:32:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-07-14 01:32:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-07-14 01:32:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-14 01:32:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-14 01:32:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 01:32:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 01:32:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2022-07-14 01:32:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2022-07-14 01:32:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2022-07-14 01:32:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2022-07-14 01:32:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2022-07-14 01:32:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2022-07-14 01:32:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2022-07-14 01:32:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2022-07-14 01:32:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2022-07-14 01:32:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2022-07-14 01:32:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2022-07-14 01:32:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2022-07-14 01:32:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-14 01:32:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-14 01:32:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 01:32:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 01:32:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_scan [2022-07-14 01:32:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_scan [2022-07-14 01:32:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 01:32:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-14 01:32:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-14 01:32:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2022-07-14 01:32:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2022-07-14 01:32:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-07-14 01:32:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-07-14 01:32:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 01:32:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 01:32:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_dump_station [2022-07-14 01:32:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_dump_station [2022-07-14 01:32:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 01:32:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 01:32:25,498 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 01:32:25,505 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 01:32:30,243 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 01:34:33,260 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 01:34:33,278 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 01:34:33,278 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 01:34:33,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:34:33 BoogieIcfgContainer [2022-07-14 01:34:33,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 01:34:33,284 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 01:34:33,284 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 01:34:33,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 01:34:33,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 01:32:18" (1/3) ... [2022-07-14 01:34:33,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cb7f38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:34:33, skipping insertion in model container [2022-07-14 01:34:33,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:32:23" (2/3) ... [2022-07-14 01:34:33,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cb7f38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:34:33, skipping insertion in model container [2022-07-14 01:34:33,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:34:33" (3/3) ... [2022-07-14 01:34:33,289 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--rndis_wlan.ko-entry_point.cil.out.i [2022-07-14 01:34:33,301 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 01:34:33,302 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 01:34:33,392 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 01:34:33,398 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@744c15be, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4c23ce8c [2022-07-14 01:34:33,398 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 01:34:33,414 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) [2022-07-14 01:34:33,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2022-07-14 01:34:33,452 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:34:33,454 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] [2022-07-14 01:34:33,454 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:34:33,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:34:33,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1730661843, now seen corresponding path program 1 times [2022-07-14 01:34:33,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 01:34:33,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [969866697] [2022-07-14 01:34:33,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:34:33,487 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 01:34:33,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 01:34:33,491 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 01:34:33,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 01:34:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:34:38,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 5672 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-14 01:34:38,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 01:34:38,383 INFO L134 CoverageAnalysis]: Checked inductivity of 5144 backedges. 1391 proven. 0 refuted. 0 times theorem prover too weak. 3753 trivial. 0 not checked. [2022-07-14 01:34:38,383 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 01:34:38,383 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 01:34:38,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [969866697] [2022-07-14 01:34:38,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [969866697] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:34:38,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:34:38,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 01:34:38,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278438802] [2022-07-14 01:34:38,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:34:38,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-14 01:34:38,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 01:34:38,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-14 01:34:38,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-14 01:34:38,436 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) [2022-07-14 01:34:38,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:34:38,702 INFO L93 Difference]: Finished difference Result 5801 states and 8836 transitions. [2022-07-14 01:34:38,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-14 01:34:38,709 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 [2022-07-14 01:34:38,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:34:38,748 INFO L225 Difference]: With dead ends: 5801 [2022-07-14 01:34:38,748 INFO L226 Difference]: Without dead ends: 2884 [2022-07-14 01:34:38,784 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 [2022-07-14 01:34:38,791 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 [2022-07-14 01:34:38,792 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] [2022-07-14 01:34:38,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2884 states. [2022-07-14 01:34:39,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2884 to 2884. [2022-07-14 01:34:39,096 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) [2022-07-14 01:34:39,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 4230 transitions. [2022-07-14 01:34:39,123 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 4230 transitions. Word has length 610 [2022-07-14 01:34:39,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:34:39,125 INFO L495 AbstractCegarLoop]: Abstraction has 2884 states and 4230 transitions. [2022-07-14 01:34:39,128 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) [2022-07-14 01:34:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 4230 transitions. [2022-07-14 01:34:39,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2022-07-14 01:34:39,150 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:34:39,155 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] [2022-07-14 01:34:39,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-14 01:34:39,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 01:34:39,376 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:34:39,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:34:39,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1496753067, now seen corresponding path program 1 times [2022-07-14 01:34:39,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 01:34:39,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [977419481] [2022-07-14 01:34:39,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:34:39,382 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 01:34:39,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 01:34:39,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 01:34:39,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 01:34:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:34:47,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 5672 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 01:34:47,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 01:34:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 5144 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 4937 trivial. 0 not checked. [2022-07-14 01:34:48,257 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 01:34:48,257 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 01:34:48,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [977419481] [2022-07-14 01:34:48,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [977419481] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:34:48,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:34:48,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:34:48,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024318218] [2022-07-14 01:34:48,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:34:48,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:34:48,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 01:34:48,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:34:48,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:34:48,262 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) [2022-07-14 01:34:54,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:34:54,958 INFO L93 Difference]: Finished difference Result 5730 states and 8663 transitions. [2022-07-14 01:34:54,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 01:34:54,960 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 [2022-07-14 01:34:54,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:34:54,985 INFO L225 Difference]: With dead ends: 5730 [2022-07-14 01:34:54,985 INFO L226 Difference]: Without dead ends: 2885 [2022-07-14 01:34:55,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 605 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:34:55,012 INFO L413 NwaCegarLoop]: 4203 mSDtfsCounter, 6 mSDsluCounter, 16739 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s 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, 5.9s IncrementalHoareTripleChecker+Time [2022-07-14 01:34:55,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 20942 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-14 01:34:55,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2885 states. [2022-07-14 01:34:55,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2885 to 2885. [2022-07-14 01:34:55,106 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) [2022-07-14 01:34:55,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 4231 transitions. [2022-07-14 01:34:55,131 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 4231 transitions. Word has length 610 [2022-07-14 01:34:55,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:34:55,134 INFO L495 AbstractCegarLoop]: Abstraction has 2885 states and 4231 transitions. [2022-07-14 01:34:55,134 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) [2022-07-14 01:34:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 4231 transitions. [2022-07-14 01:34:55,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2022-07-14 01:34:55,143 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:34:55,143 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] [2022-07-14 01:34:55,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 01:34:55,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 01:34:55,360 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:34:55,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:34:55,361 INFO L85 PathProgramCache]: Analyzing trace with hash 663251861, now seen corresponding path program 1 times [2022-07-14 01:34:55,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 01:34:55,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169703430] [2022-07-14 01:34:55,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:34:55,366 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 01:34:55,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 01:34:55,369 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 01:34:55,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 01:35:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:35:03,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 5936 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 01:35:03,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 01:35:05,187 INFO L134 CoverageAnalysis]: Checked inductivity of 5996 backedges. 276 proven. 1 refuted. 0 times theorem prover too weak. 5719 trivial. 0 not checked. [2022-07-14 01:35:05,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-14 01:35:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5996 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 5765 trivial. 0 not checked. [2022-07-14 01:35:10,440 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 01:35:10,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169703430] [2022-07-14 01:35:10,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169703430] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-14 01:35:10,440 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-14 01:35:10,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-14 01:35:10,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998931574] [2022-07-14 01:35:10,441 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-14 01:35:10,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-14 01:35:10,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 01:35:10,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-14 01:35:10,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-14 01:35:10,445 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) [2022-07-14 01:35:20,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:35:20,740 INFO L93 Difference]: Finished difference Result 5742 states and 8679 transitions. [2022-07-14 01:35:20,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-14 01:35:20,741 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 [2022-07-14 01:35:20,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:35:20,762 INFO L225 Difference]: With dead ends: 5742 [2022-07-14 01:35:20,763 INFO L226 Difference]: Without dead ends: 2901 [2022-07-14 01:35:20,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1270 GetRequests, 1257 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-14 01:35:20,793 INFO L413 NwaCegarLoop]: 4205 mSDtfsCounter, 10 mSDsluCounter, 25116 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s 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, 8.8s IncrementalHoareTripleChecker+Time [2022-07-14 01:35:20,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 29321 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2022-07-14 01:35:20,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2901 states. [2022-07-14 01:35:20,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2901 to 2901. [2022-07-14 01:35:20,897 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) [2022-07-14 01:35:20,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2901 states and 4247 transitions. [2022-07-14 01:35:20,913 INFO L78 Accepts]: Start accepts. Automaton has 2901 states and 4247 transitions. Word has length 634 [2022-07-14 01:35:20,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:35:20,916 INFO L495 AbstractCegarLoop]: Abstraction has 2901 states and 4247 transitions. [2022-07-14 01:35:20,917 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) [2022-07-14 01:35:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 4247 transitions. [2022-07-14 01:35:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2022-07-14 01:35:20,925 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:35:20,926 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] [2022-07-14 01:35:21,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-07-14 01:35:21,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 01:35:21,140 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:35:21,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:35:21,141 INFO L85 PathProgramCache]: Analyzing trace with hash -337739471, now seen corresponding path program 2 times [2022-07-14 01:35:21,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 01:35:21,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [372137268] [2022-07-14 01:35:21,149 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-14 01:35:21,150 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 01:35:21,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 01:35:21,151 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 01:35:21,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 01:35:24,731 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-14 01:35:24,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-14 01:35:24,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 3905 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 01:35:24,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 01:35:55,634 INFO L134 CoverageAnalysis]: Checked inductivity of 6884 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6884 trivial. 0 not checked. [2022-07-14 01:35:55,634 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 01:35:55,634 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 01:35:55,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [372137268] [2022-07-14 01:35:55,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [372137268] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:35:55,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:35:55,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 01:35:55,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852910015] [2022-07-14 01:35:55,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:35:55,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 01:35:55,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 01:35:55,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 01:35:55,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 01:35:55,637 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) [2022-07-14 01:35:55,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:35:55,833 INFO L93 Difference]: Finished difference Result 2921 states and 4265 transitions. [2022-07-14 01:35:55,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 01:35:55,833 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 [2022-07-14 01:35:55,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:35:55,851 INFO L225 Difference]: With dead ends: 2921 [2022-07-14 01:35:55,851 INFO L226 Difference]: Without dead ends: 2915 [2022-07-14 01:35:55,853 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 [2022-07-14 01:35:55,853 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, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 01:35:55,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3910 Valid, 4372 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 01:35:55,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2915 states. [2022-07-14 01:35:55,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2915 to 2913. [2022-07-14 01:35:55,959 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) [2022-07-14 01:35:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2913 states and 4257 transitions. [2022-07-14 01:35:55,976 INFO L78 Accepts]: Start accepts. Automaton has 2913 states and 4257 transitions. Word has length 650 [2022-07-14 01:35:55,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:35:55,978 INFO L495 AbstractCegarLoop]: Abstraction has 2913 states and 4257 transitions. [2022-07-14 01:35:55,979 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) [2022-07-14 01:35:55,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 4257 transitions. [2022-07-14 01:35:55,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2022-07-14 01:35:55,986 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:35:55,987 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] [2022-07-14 01:35:56,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-14 01:35:56,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 01:35:56,211 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:35:56,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:35:56,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1881226883, now seen corresponding path program 1 times [2022-07-14 01:35:56,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 01:35:56,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1598120011] [2022-07-14 01:35:56,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:35:56,217 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 01:35:56,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 01:35:56,218 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 01:35:56,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-14 01:36:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:36:04,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 6113 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-14 01:36:04,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 01:36:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6884 backedges. 367 proven. 3 refuted. 0 times theorem prover too weak. 6514 trivial. 0 not checked. [2022-07-14 01:36:06,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-14 01:36:12,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6884 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 6560 trivial. 0 not checked. [2022-07-14 01:36:12,498 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 01:36:12,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1598120011] [2022-07-14 01:36:12,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1598120011] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-14 01:36:12,498 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-14 01:36:12,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2022-07-14 01:36:12,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140693113] [2022-07-14 01:36:12,499 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-14 01:36:12,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-14 01:36:12,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 01:36:12,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-14 01:36:12,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-07-14 01:36:12,501 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)