./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.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 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 02:52:34,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:52:34,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:52:34,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:52:34,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:52:34,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:52:34,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:52:34,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:52:34,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:52:34,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:52:34,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:52:34,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:52:34,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:52:34,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:52:34,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:52:34,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:52:34,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:52:34,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:52:34,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:52:34,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:52:34,325 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:52:34,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:52:34,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:52:34,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:52:34,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:52:34,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:52:34,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:52:34,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:52:34,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:52:34,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:52:34,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:52:34,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:52:34,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:52:34,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:52:34,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:52:34,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:52:34,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:52:34,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:52:34,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:52:34,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:52:34,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:52:34,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:52:34,353 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 02:52:34,385 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:52:34,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:52:34,385 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:52:34,386 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:52:34,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:52:34,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:52:34,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:52:34,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:52:34,387 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:52:34,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:52:34,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 02:52:34,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:52:34,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:52:34,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:52:34,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:52:34,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:52:34,389 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:52:34,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:52:34,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:52:34,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:52:34,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:52:34,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:52:34,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:52:34,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:52:34,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:52:34,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 02:52:34,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 02:52:34,391 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:52:34,391 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:52:34,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:52:34,392 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-23 02:52:34,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:52:34,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:52:34,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:52:34,637 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:52:34,637 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:52:34,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-23 02:52:34,682 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63dabf9e/fd646a1865db49da80ffea571a1c6611/FLAG82986d4b3 [2022-07-23 02:52:35,480 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:52:35,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-23 02:52:35,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63dabf9e/fd646a1865db49da80ffea571a1c6611/FLAG82986d4b3 [2022-07-23 02:52:35,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63dabf9e/fd646a1865db49da80ffea571a1c6611 [2022-07-23 02:52:35,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:52:35,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:52:35,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:52:35,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:52:35,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:52:35,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:52:35" (1/1) ... [2022-07-23 02:52:35,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408ddad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:35, skipping insertion in model container [2022-07-23 02:52:35,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:52:35" (1/1) ... [2022-07-23 02:52:35,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:52:35,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:52:39,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-23 02:52:39,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-23 02:52:39,978 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-23 02:52:39,978 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-23 02:52:40,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:52:40,101 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:52:40,349 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.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) [2022-07-23 02:52:40,358 INFO L158 Benchmark]: Toolchain (without parser) took 4641.12ms. Allocated memory was 104.9MB in the beginning and 274.7MB in the end (delta: 169.9MB). Free memory was 63.0MB in the beginning and 150.6MB in the end (delta: -87.6MB). Peak memory consumption was 168.0MB. Max. memory is 16.1GB. [2022-07-23 02:52:40,359 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 02:52:40,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4639.59ms. Allocated memory was 104.9MB in the beginning and 274.7MB in the end (delta: 169.9MB). Free memory was 62.6MB in the beginning and 150.6MB in the end (delta: -88.0MB). Peak memory consumption was 168.0MB. Max. memory is 16.1GB. [2022-07-23 02:52:40,362 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4639.59ms. Allocated memory was 104.9MB in the beginning and 274.7MB in the end (delta: 169.9MB). Free memory was 62.6MB in the beginning and 150.6MB in the end (delta: -88.0MB). Peak memory consumption was 168.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.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 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 02:52:42,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:52:42,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:52:42,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:52:42,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:52:42,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:52:42,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:52:42,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:52:42,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:52:42,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:52:42,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:52:42,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:52:42,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:52:42,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:52:42,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:52:42,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:52:42,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:52:42,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:52:42,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:52:42,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:52:42,250 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:52:42,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:52:42,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:52:42,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:52:42,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:52:42,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:52:42,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:52:42,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:52:42,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:52:42,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:52:42,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:52:42,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:52:42,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:52:42,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:52:42,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:52:42,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:52:42,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:52:42,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:52:42,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:52:42,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:52:42,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:52:42,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:52:42,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 02:52:42,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:52:42,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:52:42,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:52:42,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:52:42,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:52:42,308 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:52:42,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:52:42,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:52:42,316 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:52:42,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:52:42,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:52:42,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:52:42,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:52:42,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:52:42,318 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 02:52:42,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 02:52:42,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 02:52:42,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:52:42,319 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:52:42,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:52:42,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:52:42,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:52:42,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:52:42,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:52:42,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:52:42,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:52:42,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:52:42,321 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 02:52:42,321 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 02:52:42,322 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:52:42,323 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:52:42,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:52:42,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 02:52:42,323 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-23 02:52:42,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:52:42,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:52:42,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:52:42,634 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:52:42,635 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:52:42,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-23 02:52:42,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4885b2ab/c8427ccb0eec47dba96fb8675ebb2f25/FLAGf7114db62 [2022-07-23 02:52:43,384 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:52:43,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-23 02:52:43,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4885b2ab/c8427ccb0eec47dba96fb8675ebb2f25/FLAGf7114db62 [2022-07-23 02:52:43,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4885b2ab/c8427ccb0eec47dba96fb8675ebb2f25 [2022-07-23 02:52:43,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:52:43,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:52:43,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:52:43,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:52:43,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:52:43,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:52:43" (1/1) ... [2022-07-23 02:52:43,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0b0328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:43, skipping insertion in model container [2022-07-23 02:52:43,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:52:43" (1/1) ... [2022-07-23 02:52:43,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:52:44,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:52:48,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-23 02:52:48,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-23 02:52:48,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-23 02:52:48,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-23 02:52:48,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:52:48,897 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 02:52:48,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:52:49,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-23 02:52:49,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-23 02:52:49,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-23 02:52:49,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-23 02:52:49,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:52:49,445 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:52:49,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-23 02:52:49,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-23 02:52:49,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-23 02:52:49,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-23 02:52:49,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:52:50,001 INFO L208 MainTranslator]: Completed translation [2022-07-23 02:52:50,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50 WrapperNode [2022-07-23 02:52:50,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 02:52:50,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 02:52:50,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 02:52:50,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 02:52:50,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,411 INFO L137 Inliner]: procedures = 486, calls = 6567, calls flagged for inlining = 277, calls inlined = 258, statements flattened = 15624 [2022-07-23 02:52:50,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 02:52:50,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 02:52:50,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 02:52:50,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 02:52:50,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 02:52:50,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 02:52:50,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 02:52:50,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 02:52:50,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (1/1) ... [2022-07-23 02:52:50,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:52:50,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 02:52:50,962 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) [2022-07-23 02:52:50,999 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 [2022-07-23 02:52:51,010 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-23 02:52:51,011 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-23 02:52:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-23 02:52:51,011 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-23 02:52:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-23 02:52:51,011 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-23 02:52:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 02:52:51,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 02:52:51,012 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-23 02:52:51,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-23 02:52:51,012 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-23 02:52:51,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-23 02:52:51,012 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-23 02:52:51,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-23 02:52:51,012 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-23 02:52:51,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-23 02:52:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 02:52:51,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 02:52:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-23 02:52:51,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-23 02:52:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-23 02:52:51,013 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-23 02:52:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-23 02:52:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-23 02:52:51,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 02:52:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 02:52:51,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 02:52:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 02:52:51,014 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 02:52:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 02:52:51,014 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-23 02:52:51,015 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-23 02:52:51,015 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-23 02:52:51,015 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-23 02:52:51,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 02:52:51,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 02:52:51,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 02:52:51,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 02:52:51,016 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-23 02:52:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-23 02:52:51,016 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-23 02:52:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-23 02:52:51,016 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-23 02:52:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-23 02:52:51,016 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-23 02:52:51,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-23 02:52:51,017 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 02:52:51,017 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 02:52:51,017 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-23 02:52:51,017 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-23 02:52:51,017 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-23 02:52:51,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-23 02:52:51,017 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 02:52:51,018 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 02:52:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-23 02:52:51,018 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-23 02:52:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 02:52:51,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 02:52:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-23 02:52:51,018 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-23 02:52:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 02:52:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 02:52:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-23 02:52:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-23 02:52:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 02:52:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 02:52:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-23 02:52:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-23 02:52:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-23 02:52:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-23 02:52:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-23 02:52:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-23 02:52:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-23 02:52:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-23 02:52:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-23 02:52:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-23 02:52:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-23 02:52:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-23 02:52:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-23 02:52:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-23 02:52:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 02:52:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-23 02:52:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-23 02:52:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-23 02:52:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-23 02:52:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-23 02:52:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-23 02:52:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-23 02:52:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-23 02:52:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-23 02:52:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-23 02:52:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 02:52:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-23 02:52:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-23 02:52:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 02:52:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 02:52:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 02:52:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 02:52:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 02:52:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 02:52:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 02:52:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 02:52:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:52:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:52:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 02:52:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-23 02:52:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-23 02:52:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-23 02:52:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-23 02:52:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-23 02:52:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-23 02:52:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-23 02:52:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-23 02:52:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-23 02:52:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-23 02:52:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-23 02:52:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-23 02:52:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-23 02:52:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-23 02:52:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-23 02:52:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-23 02:52:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 02:52:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 02:52:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 02:52:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-23 02:52:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-23 02:52:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-23 02:52:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-23 02:52:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-23 02:52:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-23 02:52:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 02:52:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-23 02:52:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-23 02:52:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 02:52:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 02:52:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 02:52:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 02:52:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 02:52:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 02:52:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 02:52:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-23 02:52:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-23 02:52:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-23 02:52:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-23 02:52:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-23 02:52:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-23 02:52:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-23 02:52:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-23 02:52:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-23 02:52:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-23 02:52:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-23 02:52:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-23 02:52:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-23 02:52:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-23 02:52:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-23 02:52:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-23 02:52:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-23 02:52:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-23 02:52:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-23 02:52:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-23 02:52:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-23 02:52:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-23 02:52:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-23 02:52:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-23 02:52:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 02:52:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 02:52:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-23 02:52:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-23 02:52:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-23 02:52:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-23 02:52:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-23 02:52:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-23 02:52:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-23 02:52:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-23 02:52:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-23 02:52:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-23 02:52:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-23 02:52:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-23 02:52:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 02:52:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-23 02:52:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-23 02:52:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-07-23 02:52:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-07-23 02:52:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 02:52:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-23 02:52:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-23 02:52:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-23 02:52:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-23 02:52:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-23 02:52:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-23 02:52:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-23 02:52:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-23 02:52:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-23 02:52:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-23 02:52:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-23 02:52:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-23 02:52:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 02:52:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 02:52:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 02:52:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 02:52:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-23 02:52:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-23 02:52:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 02:52:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-23 02:52:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-23 02:52:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-23 02:52:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-23 02:52:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-23 02:52:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-23 02:52:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-23 02:52:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-23 02:52:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 02:52:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 02:52:51,038 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___5 [2022-07-23 02:52:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___5 [2022-07-23 02:52:51,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-23 02:52:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-23 02:52:51,038 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-23 02:52:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-23 02:52:51,038 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-23 02:52:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-23 02:52:51,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-23 02:52:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-23 02:52:51,039 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-23 02:52:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-23 02:52:51,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:52:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:52:51,039 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-23 02:52:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-23 02:52:51,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-23 02:52:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-23 02:52:51,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 02:52:51,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 02:52:51,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 02:52:51,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 02:52:51,040 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-23 02:52:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-23 02:52:51,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 02:52:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 02:52:51,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-23 02:52:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-23 02:52:51,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-23 02:52:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-23 02:52:51,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-23 02:52:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-23 02:52:51,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-23 02:52:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-23 02:52:51,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-23 02:52:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-23 02:52:51,042 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-23 02:52:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-23 02:52:51,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-23 02:52:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-23 02:52:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-23 02:52:51,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-23 02:52:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-23 02:52:51,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-23 02:52:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-23 02:52:51,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-23 02:52:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-23 02:52:51,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-23 02:52:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-23 02:52:51,044 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-23 02:52:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 02:52:51,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 02:52:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-23 02:52:51,044 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-23 02:52:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-23 02:52:51,044 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-23 02:52:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-23 02:52:51,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-23 02:52:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 02:52:51,045 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 02:52:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-23 02:52:51,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-23 02:52:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-23 02:52:51,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-23 02:52:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 02:52:51,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 02:52:51,046 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-23 02:52:51,046 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-23 02:52:51,046 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-23 02:52:51,046 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-23 02:52:51,046 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-23 02:52:51,046 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-23 02:52:52,243 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 02:52:52,249 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 02:52:52,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 02:54:47,665 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 02:55:05,670 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 02:55:05,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 02:55:05,708 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2022-07-23 02:55:05,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:55:05 BoogieIcfgContainer [2022-07-23 02:55:05,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 02:55:05,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 02:55:05,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 02:55:05,716 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 02:55:05,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 02:52:43" (1/3) ... [2022-07-23 02:55:05,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e23e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:55:05, skipping insertion in model container [2022-07-23 02:55:05,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:52:50" (2/3) ... [2022-07-23 02:55:05,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e23e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:55:05, skipping insertion in model container [2022-07-23 02:55:05,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:55:05" (3/3) ... [2022-07-23 02:55:05,718 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-23 02:55:05,728 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 02:55:05,728 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-23 02:55:05,844 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 02:55:05,851 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@14d1103f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3633bb02 [2022-07-23 02:55:05,851 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-23 02:55:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 5672 states, 3905 states have (on average 1.3743918053777209) internal successors, (5367), 4040 states have internal predecessors, (5367), 1661 states have call successors, (1661), 127 states have call predecessors, (1661), 126 states have return successors, (1651), 1579 states have call predecessors, (1651), 1651 states have call successors, (1651) [2022-07-23 02:55:06,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-07-23 02:55:06,038 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:55:06,038 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:55:06,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 02:55:06,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:55:06,055 INFO L85 PathProgramCache]: Analyzing trace with hash 812296159, now seen corresponding path program 1 times [2022-07-23 02:55:06,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:55:06,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [108111774] [2022-07-23 02:55:06,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:55:06,083 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:55:06,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:55:06,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:55:06,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-23 02:55:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:55:23,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 7437 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:55:23,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:55:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-23 02:55:23,733 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:55:23,734 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:55:23,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [108111774] [2022-07-23 02:55:23,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [108111774] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:55:23,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:55:23,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:55:23,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154846089] [2022-07-23 02:55:23,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:55:23,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:55:23,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:55:23,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:55:23,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:55:23,773 INFO L87 Difference]: Start difference. First operand has 5672 states, 3905 states have (on average 1.3743918053777209) internal successors, (5367), 4040 states have internal predecessors, (5367), 1661 states have call successors, (1661), 127 states have call predecessors, (1661), 126 states have return successors, (1651), 1579 states have call predecessors, (1651), 1651 states have call successors, (1651) Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-23 02:55:25,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:55:25,493 INFO L93 Difference]: Finished difference Result 12464 states and 19334 transitions. [2022-07-23 02:55:25,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:55:25,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 314 [2022-07-23 02:55:25,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:55:25,597 INFO L225 Difference]: With dead ends: 12464 [2022-07-23 02:55:25,597 INFO L226 Difference]: Without dead ends: 7155 [2022-07-23 02:55:25,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:55:25,655 INFO L413 NwaCegarLoop]: 7300 mSDtfsCounter, 6097 mSDsluCounter, 6206 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6097 SdHoareTripleChecker+Valid, 13506 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-23 02:55:25,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6097 Valid, 13506 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-23 02:55:25,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-07-23 02:55:26,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 7153. [2022-07-23 02:55:26,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 5123 states have (on average 1.3495998438414991) internal successors, (6914), 5218 states have internal predecessors, (6914), 1823 states have call successors, (1823), 206 states have call predecessors, (1823), 205 states have return successors, (1820), 1770 states have call predecessors, (1820), 1820 states have call successors, (1820) [2022-07-23 02:55:26,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 10557 transitions. [2022-07-23 02:55:26,177 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 10557 transitions. Word has length 314 [2022-07-23 02:55:26,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:55:26,178 INFO L495 AbstractCegarLoop]: Abstraction has 7153 states and 10557 transitions. [2022-07-23 02:55:26,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-23 02:55:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 10557 transitions. [2022-07-23 02:55:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-07-23 02:55:26,190 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:55:26,190 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:55:26,408 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-23 02:55:26,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-23 02:55:26,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:55:26,433 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 02:55:26,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:55:26,433 INFO L85 PathProgramCache]: Analyzing trace with hash 302809928, now seen corresponding path program 1 times [2022-07-23 02:55:26,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:55:26,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95764195] [2022-07-23 02:55:26,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:55:26,445 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:55:26,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:55:26,461 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) [2022-07-23 02:55:26,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-23 02:55:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:55:43,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 7473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:55:43,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:55:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-23 02:55:44,447 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:55:44,447 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:55:44,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95764195] [2022-07-23 02:55:44,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95764195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:55:44,447 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:55:44,447 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:55:44,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474016161] [2022-07-23 02:55:44,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:55:44,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:55:44,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:55:44,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:55:44,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:55:44,451 INFO L87 Difference]: Start difference. First operand 7153 states and 10557 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-23 02:55:46,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:55:46,608 INFO L93 Difference]: Finished difference Result 17663 states and 26078 transitions. [2022-07-23 02:55:46,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:55:46,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 325 [2022-07-23 02:55:46,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:55:46,683 INFO L225 Difference]: With dead ends: 17663 [2022-07-23 02:55:46,684 INFO L226 Difference]: Without dead ends: 10567 [2022-07-23 02:55:46,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:55:46,727 INFO L413 NwaCegarLoop]: 6289 mSDtfsCounter, 5125 mSDsluCounter, 5301 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5125 SdHoareTripleChecker+Valid, 11590 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-23 02:55:46,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5125 Valid, 11590 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-23 02:55:46,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10567 states. [2022-07-23 02:55:47,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10567 to 10558. [2022-07-23 02:55:47,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10558 states, 7570 states have (on average 1.3484808454425363) internal successors, (10208), 7715 states have internal predecessors, (10208), 2680 states have call successors, (2680), 308 states have call predecessors, (2680), 306 states have return successors, (2677), 2597 states have call predecessors, (2677), 2677 states have call successors, (2677) [2022-07-23 02:55:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10558 states to 10558 states and 15565 transitions. [2022-07-23 02:55:47,234 INFO L78 Accepts]: Start accepts. Automaton has 10558 states and 15565 transitions. Word has length 325 [2022-07-23 02:55:47,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:55:47,236 INFO L495 AbstractCegarLoop]: Abstraction has 10558 states and 15565 transitions. [2022-07-23 02:55:47,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-23 02:55:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 10558 states and 15565 transitions. [2022-07-23 02:55:47,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-07-23 02:55:47,245 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:55:47,246 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:55:47,472 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-23 02:55:47,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-23 02:55:47,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:55:47,524 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 02:55:47,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:55:47,525 INFO L85 PathProgramCache]: Analyzing trace with hash -601308340, now seen corresponding path program 1 times [2022-07-23 02:55:47,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:55:47,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1153557469] [2022-07-23 02:55:47,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:55:47,540 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:55:47,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:55:47,542 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) [2022-07-23 02:55:47,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-23 02:56:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:56:04,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 7500 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:56:04,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:56:05,689 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2929 trivial. 0 not checked. [2022-07-23 02:56:05,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:56:05,690 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:56:05,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1153557469] [2022-07-23 02:56:05,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1153557469] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:56:05,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:56:05,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:56:05,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393155848] [2022-07-23 02:56:05,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:56:05,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:56:05,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:56:05,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:56:05,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:56:05,692 INFO L87 Difference]: Start difference. First operand 10558 states and 15565 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-23 02:56:07,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:56:07,884 INFO L93 Difference]: Finished difference Result 27918 states and 41172 transitions. [2022-07-23 02:56:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:56:07,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 346 [2022-07-23 02:56:07,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:56:08,036 INFO L225 Difference]: With dead ends: 27918 [2022-07-23 02:56:08,037 INFO L226 Difference]: Without dead ends: 17417 [2022-07-23 02:56:08,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:56:08,086 INFO L413 NwaCegarLoop]: 6260 mSDtfsCounter, 5157 mSDsluCounter, 5321 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5157 SdHoareTripleChecker+Valid, 11581 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-23 02:56:08,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5157 Valid, 11581 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-23 02:56:08,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17417 states. [2022-07-23 02:56:08,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17417 to 17404. [2022-07-23 02:56:08,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17404 states, 12489 states have (on average 1.3482264392665546) internal successors, (16838), 12737 states have internal predecessors, (16838), 4407 states have call successors, (4407), 509 states have call predecessors, (4407), 506 states have return successors, (4404), 4262 states have call predecessors, (4404), 4404 states have call successors, (4404) [2022-07-23 02:56:09,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17404 states to 17404 states and 25649 transitions. [2022-07-23 02:56:09,015 INFO L78 Accepts]: Start accepts. Automaton has 17404 states and 25649 transitions. Word has length 346 [2022-07-23 02:56:09,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:56:09,018 INFO L495 AbstractCegarLoop]: Abstraction has 17404 states and 25649 transitions. [2022-07-23 02:56:09,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-23 02:56:09,018 INFO L276 IsEmpty]: Start isEmpty. Operand 17404 states and 25649 transitions. [2022-07-23 02:56:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-23 02:56:09,171 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:56:09,172 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:56:09,372 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-23 02:56:09,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-23 02:56:09,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:56:09,434 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 02:56:09,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:56:09,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1022627721, now seen corresponding path program 1 times [2022-07-23 02:56:09,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:56:09,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [319967252] [2022-07-23 02:56:09,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:56:09,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:56:09,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:56:09,445 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) [2022-07-23 02:56:09,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-23 02:56:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:56:25,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 7563 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:56:25,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:56:25,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-23 02:56:25,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:56:25,629 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:56:25,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [319967252] [2022-07-23 02:56:25,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [319967252] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:56:25,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:56:25,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:56:25,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71926443] [2022-07-23 02:56:25,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:56:25,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:56:25,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:56:25,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:56:25,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:56:25,631 INFO L87 Difference]: Start difference. First operand 17404 states and 25649 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-23 02:56:27,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:56:27,163 INFO L93 Difference]: Finished difference Result 45159 states and 66583 transitions. [2022-07-23 02:56:27,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:56:27,164 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 371 [2022-07-23 02:56:27,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:56:27,321 INFO L225 Difference]: With dead ends: 45159 [2022-07-23 02:56:27,321 INFO L226 Difference]: Without dead ends: 31155 [2022-07-23 02:56:27,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:56:27,382 INFO L413 NwaCegarLoop]: 10444 mSDtfsCounter, 5183 mSDsluCounter, 5336 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5183 SdHoareTripleChecker+Valid, 15780 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-23 02:56:27,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5183 Valid, 15780 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-23 02:56:27,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31155 states. [2022-07-23 02:56:28,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31155 to 31153. [2022-07-23 02:56:28,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31153 states, 22378 states have (on average 1.3491375458039145) internal successors, (30191), 22810 states have internal predecessors, (30191), 7868 states have call successors, (7868), 908 states have call predecessors, (7868), 905 states have return successors, (7865), 7623 states have call predecessors, (7865), 7865 states have call successors, (7865) [2022-07-23 02:56:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31153 states to 31153 states and 45924 transitions. [2022-07-23 02:56:28,870 INFO L78 Accepts]: Start accepts. Automaton has 31153 states and 45924 transitions. Word has length 371 [2022-07-23 02:56:28,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:56:28,871 INFO L495 AbstractCegarLoop]: Abstraction has 31153 states and 45924 transitions. [2022-07-23 02:56:28,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-23 02:56:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 31153 states and 45924 transitions. [2022-07-23 02:56:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-23 02:56:28,884 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:56:28,885 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:56:29,112 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-23 02:56:29,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-23 02:56:29,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:56:29,142 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 02:56:29,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:56:29,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1163176331, now seen corresponding path program 1 times [2022-07-23 02:56:29,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:56:29,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550982407] [2022-07-23 02:56:29,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:56:29,149 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:56:29,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:56:29,156 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) [2022-07-23 02:56:29,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-23 02:56:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:56:44,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 7563 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 02:56:44,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:56:56,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-23 02:56:56,289 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:56:56,289 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:56:56,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550982407] [2022-07-23 02:56:56,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550982407] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:56:56,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:56:56,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:56:56,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101552545] [2022-07-23 02:56:56,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:56:56,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:56:56,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:56:56,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:56:56,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:56:56,290 INFO L87 Difference]: Start difference. First operand 31153 states and 45924 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35)