./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 eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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-?-eb692b5 [2022-07-20 02:37:37,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:37:37,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:37:37,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:37:37,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:37:37,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:37:37,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:37:37,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:37:37,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:37:37,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:37:37,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:37:37,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:37:37,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:37:37,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:37:37,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:37:37,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:37:37,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:37:37,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:37:37,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:37:37,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:37:37,865 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:37:37,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:37:37,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:37:37,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:37:37,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:37:37,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:37:37,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:37:37,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:37:37,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:37:37,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:37:37,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:37:37,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:37:37,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:37:37,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:37:37,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:37:37,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:37:37,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:37:37,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:37:37,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:37:37,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:37:37,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:37:37,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:37:37,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 02:37:37,926 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:37:37,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:37:37,927 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:37:37,927 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:37:37,928 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:37:37,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:37:37,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:37:37,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:37:37,929 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:37:37,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:37:37,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 02:37:37,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:37:37,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:37:37,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:37:37,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:37:37,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:37:37,931 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:37:37,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:37:37,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:37:37,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:37:37,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:37:37,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:37:37,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:37:37,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:37:37,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:37:37,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 02:37:37,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 02:37:37,933 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:37:37,934 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:37:37,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:37:37,934 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-20 02:37:38,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:37:38,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:37:38,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:37:38,211 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:37:38,211 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:37:38,212 INFO L432 ainManager$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 [2022-07-20 02:37:38,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42839f839/72107f7d2454497a8429255fc64a47da/FLAG3aca0dc15 [2022-07-20 02:37:39,285 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:37:39,286 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 [2022-07-20 02:37:39,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42839f839/72107f7d2454497a8429255fc64a47da/FLAG3aca0dc15 [2022-07-20 02:37:39,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42839f839/72107f7d2454497a8429255fc64a47da [2022-07-20 02:37:39,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:37:39,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:37:39,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:37:39,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:37:39,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:37:39,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:37:39" (1/1) ... [2022-07-20 02:37:39,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c174123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:39, skipping insertion in model container [2022-07-20 02:37:39,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:37:39" (1/1) ... [2022-07-20 02:37:39,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:37:39,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:37:45,846 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] [2022-07-20 02:37:45,849 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] [2022-07-20 02:37:45,849 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] [2022-07-20 02:37:45,850 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] [2022-07-20 02:37:45,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:37:45,990 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:37:46,283 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) [2022-07-20 02:37:46,289 INFO L158 Benchmark]: Toolchain (without parser) took 6639.32ms. Allocated memory was 98.6MB in the beginning and 239.1MB in the end (delta: 140.5MB). Free memory was 57.1MB in the beginning and 118.0MB in the end (delta: -60.9MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2022-07-20 02:37:46,289 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 98.6MB. Free memory was 52.7MB in the beginning and 52.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 02:37:46,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6636.09ms. Allocated memory was 98.6MB in the beginning and 239.1MB in the end (delta: 140.5MB). Free memory was 56.8MB in the beginning and 118.0MB in the end (delta: -61.3MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2022-07-20 02:37:46,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 98.6MB. Free memory was 52.7MB in the beginning and 52.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6636.09ms. Allocated memory was 98.6MB in the beginning and 239.1MB in the end (delta: 140.5MB). Free memory was 56.8MB in the beginning and 118.0MB in the end (delta: -61.3MB). Peak memory consumption was 110.3MB. 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-?-eb692b5 [2022-07-20 02:37:48,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:37:48,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:37:48,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:37:48,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:37:48,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:37:48,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:37:48,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:37:48,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:37:48,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:37:48,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:37:48,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:37:48,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:37:48,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:37:48,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:37:48,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:37:48,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:37:48,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:37:48,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:37:48,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:37:48,177 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:37:48,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:37:48,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:37:48,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:37:48,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:37:48,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:37:48,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:37:48,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:37:48,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:37:48,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:37:48,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:37:48,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:37:48,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:37:48,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:37:48,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:37:48,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:37:48,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:37:48,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:37:48,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:37:48,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:37:48,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:37:48,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:37:48,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 02:37:48,230 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:37:48,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:37:48,231 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:37:48,231 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:37:48,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:37:48,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:37:48,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:37:48,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:37:48,233 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:37:48,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:37:48,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:37:48,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:37:48,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:37:48,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:37:48,235 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 02:37:48,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 02:37:48,236 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 02:37:48,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:37:48,236 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:37:48,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:37:48,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:37:48,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:37:48,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:37:48,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:37:48,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:37:48,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:37:48,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:37:48,238 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 02:37:48,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 02:37:48,238 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:37:48,238 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:37:48,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:37:48,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 02:37:48,239 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-20 02:37:48,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:37:48,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:37:48,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:37:48,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:37:48,583 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:37:48,584 INFO L432 ainManager$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 [2022-07-20 02:37:48,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2330bcce/02416c2b5c2347328a56fece6637e5a6/FLAG9ba85deb5 [2022-07-20 02:37:49,769 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:37:49,770 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 [2022-07-20 02:37:49,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2330bcce/02416c2b5c2347328a56fece6637e5a6/FLAG9ba85deb5 [2022-07-20 02:37:50,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2330bcce/02416c2b5c2347328a56fece6637e5a6 [2022-07-20 02:37:50,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:37:50,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:37:50,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:37:50,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:37:50,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:37:50,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:37:50" (1/1) ... [2022-07-20 02:37:50,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a471ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:50, skipping insertion in model container [2022-07-20 02:37:50,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:37:50" (1/1) ... [2022-07-20 02:37:50,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:37:50,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:37:56,345 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] [2022-07-20 02:37:56,348 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] [2022-07-20 02:37:56,349 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] [2022-07-20 02:37:56,349 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] [2022-07-20 02:37:56,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:37:56,523 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 02:37:56,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:37:57,155 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] [2022-07-20 02:37:57,156 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] [2022-07-20 02:37:57,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-20 02:37:57,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-20 02:37:57,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:37:57,243 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:37:57,814 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-20 02:37:57,816 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] [2022-07-20 02:37:57,816 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] [2022-07-20 02:37:57,817 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] [2022-07-20 02:37:57,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:37:58,004 INFO L208 MainTranslator]: Completed translation [2022-07-20 02:37:58,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58 WrapperNode [2022-07-20 02:37:58,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 02:37:58,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 02:37:58,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 02:37:58,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 02:37:58,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:58,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:58,615 INFO L137 Inliner]: procedures = 486, calls = 6567, calls flagged for inlining = 277, calls inlined = 258, statements flattened = 15624 [2022-07-20 02:37:58,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 02:37:58,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 02:37:58,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 02:37:58,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 02:37:58,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:58,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:58,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:58,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:59,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:59,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:59,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:59,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 02:37:59,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 02:37:59,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 02:37:59,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 02:37:59,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (1/1) ... [2022-07-20 02:37:59,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:37:59,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 02:37:59,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 02:37:59,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 02:37:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-20 02:37:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-20 02:37:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-20 02:37:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-20 02:37:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-20 02:37:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-20 02:37:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 02:37:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 02:37:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-20 02:37:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-20 02:37:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-20 02:37:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-20 02:37:59,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-20 02:37:59,559 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-20 02:37:59,559 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-20 02:37:59,560 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-20 02:37:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 02:37:59,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 02:37:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 02:37:59,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 02:37:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-20 02:37:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-20 02:37:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-20 02:37:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-20 02:37:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 02:37:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 02:37:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 02:37:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 02:37:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 02:37:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 02:37:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-20 02:37:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-20 02:37:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-20 02:37:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-20 02:37:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 02:37:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 02:37:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 02:37:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 02:37:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-20 02:37:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-20 02:37:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-20 02:37:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-20 02:37:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-20 02:37:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-20 02:37:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-20 02:37:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-20 02:37:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 02:37:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 02:37:59,567 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-20 02:37:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-20 02:37:59,567 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-20 02:37:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-20 02:37:59,568 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 02:37:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 02:37:59,568 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-20 02:37:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-20 02:37:59,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 02:37:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 02:37:59,569 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-20 02:37:59,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-20 02:37:59,569 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 02:37:59,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 02:37:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-20 02:37:59,570 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-20 02:37:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 02:37:59,570 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 02:37:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 02:37:59,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 02:37:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-20 02:37:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-20 02:37:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-20 02:37:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-20 02:37:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-20 02:37:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-20 02:37:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-20 02:37:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-20 02:37:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-20 02:37:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-20 02:37:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-20 02:37:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-20 02:37:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 02:37:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 02:37:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 02:37:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-20 02:37:59,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-20 02:37:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-20 02:37:59,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-20 02:37:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-20 02:37:59,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-20 02:37:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-20 02:37:59,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-20 02:37:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 02:37:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-20 02:37:59,575 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-20 02:37:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 02:37:59,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 02:37:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 02:37:59,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 02:37:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 02:37:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 02:37:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 02:37:59,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 02:37:59,577 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 02:37:59,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 02:37:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 02:37:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-20 02:37:59,580 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-20 02:37:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-20 02:37:59,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-20 02:37:59,581 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-20 02:37:59,581 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-20 02:37:59,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-20 02:37:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-20 02:37:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-20 02:37:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-20 02:37:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-20 02:37:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-20 02:37:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-20 02:37:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-20 02:37:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-20 02:37:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-20 02:37:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 02:37:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 02:37:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 02:37:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-20 02:37:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-20 02:37:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-20 02:37:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-20 02:37:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-20 02:37:59,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-20 02:37:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 02:37:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-20 02:37:59,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-20 02:37:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 02:37:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 02:37:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 02:37:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 02:37:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 02:37:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 02:37:59,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 02:37:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-20 02:37:59,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-20 02:37:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-20 02:37:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-20 02:37:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-20 02:37:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-20 02:37:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-20 02:37:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-20 02:37:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-20 02:37:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-20 02:37:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-20 02:37:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-20 02:37:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-20 02:37:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-20 02:37:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-20 02:37:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-20 02:37:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-20 02:37:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-20 02:37:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-20 02:37:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-20 02:37:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-20 02:37:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-20 02:37:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-20 02:37:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-20 02:37:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 02:37:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 02:37:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-20 02:37:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-20 02:37:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-20 02:37:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-20 02:37:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-20 02:37:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-20 02:37:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-20 02:37:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-20 02:37:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-20 02:37:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-20 02:37:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-20 02:37:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-20 02:37:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 02:37:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-20 02:37:59,607 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-20 02:37:59,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-07-20 02:37:59,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-07-20 02:37:59,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 02:37:59,607 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-20 02:37:59,607 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-20 02:37:59,607 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-20 02:37:59,608 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-20 02:37:59,608 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-20 02:37:59,608 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-20 02:37:59,608 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-20 02:37:59,608 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-20 02:37:59,608 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-20 02:37:59,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-20 02:37:59,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-20 02:37:59,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-20 02:37:59,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 02:37:59,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 02:37:59,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 02:37:59,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 02:37:59,614 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-20 02:37:59,614 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-20 02:37:59,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 02:37:59,614 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-20 02:37:59,614 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-20 02:37:59,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-20 02:37:59,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-20 02:37:59,614 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-20 02:37:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-20 02:37:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-20 02:37:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-20 02:37:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 02:37:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 02:37:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___5 [2022-07-20 02:37:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___5 [2022-07-20 02:37:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-20 02:37:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-20 02:37:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-20 02:37:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-20 02:37:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-20 02:37:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-20 02:37:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-20 02:37:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-20 02:37:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-20 02:37:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-20 02:37:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:37:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:37:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-20 02:37:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-20 02:37:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-20 02:37:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 02:37:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-20 02:37:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-20 02:37:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-20 02:37:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-20 02:37:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-20 02:37:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-20 02:37:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-20 02:37:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-20 02:37:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-20 02:37:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-20 02:37:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-20 02:37:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-20 02:37:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-20 02:37:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-20 02:37:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-20 02:37:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-20 02:37:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-20 02:37:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-20 02:37:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-20 02:37:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-20 02:37:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-20 02:37:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-20 02:37:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-20 02:37:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-20 02:37:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 02:37:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 02:37:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-20 02:37:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-20 02:37:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-20 02:37:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-20 02:37:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-20 02:37:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-20 02:37:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 02:37:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 02:37:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-20 02:37:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-20 02:37:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-20 02:37:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-20 02:37:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 02:37:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 02:37:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-20 02:37:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-20 02:37:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-20 02:37:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-20 02:37:59,621 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-20 02:37:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-20 02:38:01,185 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 02:38:01,189 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 02:38:01,853 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 02:40:17,851 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 02:40:39,338 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 02:40:39,377 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 02:40:39,378 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2022-07-20 02:40:39,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:40:39 BoogieIcfgContainer [2022-07-20 02:40:39,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 02:40:39,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 02:40:39,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 02:40:39,390 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 02:40:39,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:37:50" (1/3) ... [2022-07-20 02:40:39,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cda0ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:40:39, skipping insertion in model container [2022-07-20 02:40:39,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:37:58" (2/3) ... [2022-07-20 02:40:39,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cda0ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:40:39, skipping insertion in model container [2022-07-20 02:40:39,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:40:39" (3/3) ... [2022-07-20 02:40:39,393 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-20 02:40:39,409 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 02:40:39,410 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-20 02:40:39,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 02:40:39,583 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@397136e2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4ead1a8 [2022-07-20 02:40:39,583 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-20 02:40:39,603 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) [2022-07-20 02:40:39,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-07-20 02:40:39,658 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:40:39,659 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] [2022-07-20 02:40:39,660 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] === [2022-07-20 02:40:39,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:40:39,667 INFO L85 PathProgramCache]: Analyzing trace with hash 812296159, now seen corresponding path program 1 times [2022-07-20 02:40:39,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:40:39,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1554041740] [2022-07-20 02:40:39,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:40:39,707 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:40:39,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:40:39,710 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:40:39,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 02:40:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:40:57,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 7437 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:40:57,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:40:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-20 02:40:57,870 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:40:57,871 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:40:57,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1554041740] [2022-07-20 02:40:57,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1554041740] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:40:57,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:40:57,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:40:57,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942030997] [2022-07-20 02:40:57,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:40:57,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:40:57,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:40:57,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:40:57,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:40:57,922 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) [2022-07-20 02:41:00,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:41:00,472 INFO L93 Difference]: Finished difference Result 12464 states and 19334 transitions. [2022-07-20 02:41:00,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:41:00,475 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 [2022-07-20 02:41:00,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:41:00,588 INFO L225 Difference]: With dead ends: 12464 [2022-07-20 02:41:00,589 INFO L226 Difference]: Without dead ends: 7155 [2022-07-20 02:41:00,664 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 [2022-07-20 02:41:00,670 INFO L413 NwaCegarLoop]: 7300 mSDtfsCounter, 6097 mSDsluCounter, 6206 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6097 SdHoareTripleChecker+Valid, 13506 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-20 02:41:00,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6097 Valid, 13506 Invalid, 39 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-20 02:41:00,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-07-20 02:41:01,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 7153. [2022-07-20 02:41:01,470 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) [2022-07-20 02:41:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 10557 transitions. [2022-07-20 02:41:01,553 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 10557 transitions. Word has length 314 [2022-07-20 02:41:01,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:41:01,557 INFO L495 AbstractCegarLoop]: Abstraction has 7153 states and 10557 transitions. [2022-07-20 02:41:01,565 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) [2022-07-20 02:41:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 10557 transitions. [2022-07-20 02:41:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-07-20 02:41:01,588 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:41:01,589 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] [2022-07-20 02:41:01,803 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-20 02:41:01,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 137 [2022-07-20 02:41:01,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:41:01,899 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] === [2022-07-20 02:41:01,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:41:01,900 INFO L85 PathProgramCache]: Analyzing trace with hash 302809928, now seen corresponding path program 1 times [2022-07-20 02:41:01,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:41:01,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1265872553] [2022-07-20 02:41:01,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:41:01,909 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:41:01,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:41:01,911 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:41:01,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 02:41:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:41:18,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 7473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:41:18,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:41:20,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-20 02:41:20,078 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:41:20,078 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:41:20,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1265872553] [2022-07-20 02:41:20,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1265872553] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:41:20,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:41:20,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:41:20,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829801915] [2022-07-20 02:41:20,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:41:20,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:41:20,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:41:20,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:41:20,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:41:20,083 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) [2022-07-20 02:41:22,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:41:22,832 INFO L93 Difference]: Finished difference Result 17663 states and 26078 transitions. [2022-07-20 02:41:22,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:41:22,833 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 [2022-07-20 02:41:22,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:41:22,941 INFO L225 Difference]: With dead ends: 17663 [2022-07-20 02:41:22,942 INFO L226 Difference]: Without dead ends: 10567 [2022-07-20 02:41:22,986 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 [2022-07-20 02:41:22,989 INFO L413 NwaCegarLoop]: 6289 mSDtfsCounter, 5125 mSDsluCounter, 5301 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.4s IncrementalHoareTripleChecker+Time [2022-07-20 02:41:22,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5125 Valid, 11590 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-20 02:41:23,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10567 states. [2022-07-20 02:41:23,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10567 to 10558. [2022-07-20 02:41:23,646 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) [2022-07-20 02:41:23,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10558 states to 10558 states and 15565 transitions. [2022-07-20 02:41:23,704 INFO L78 Accepts]: Start accepts. Automaton has 10558 states and 15565 transitions. Word has length 325 [2022-07-20 02:41:23,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:41:23,706 INFO L495 AbstractCegarLoop]: Abstraction has 10558 states and 15565 transitions. [2022-07-20 02:41:23,707 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) [2022-07-20 02:41:23,707 INFO L276 IsEmpty]: Start isEmpty. Operand 10558 states and 15565 transitions. [2022-07-20 02:41:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-07-20 02:41:23,721 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:41:23,721 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] [2022-07-20 02:41:23,935 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-20 02:41:23,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 02:41:23,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:41:23,992 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] === [2022-07-20 02:41:23,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:41:23,993 INFO L85 PathProgramCache]: Analyzing trace with hash -601308340, now seen corresponding path program 1 times [2022-07-20 02:41:24,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:41:24,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [369492662] [2022-07-20 02:41:24,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:41:24,003 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:41:24,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:41:24,004 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:41:24,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 02:41:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:41:39,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 7500 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:41:39,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:41:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2929 trivial. 0 not checked. [2022-07-20 02:41:40,282 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:41:40,282 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:41:40,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [369492662] [2022-07-20 02:41:40,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [369492662] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:41:40,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:41:40,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:41:40,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638724334] [2022-07-20 02:41:40,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:41:40,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:41:40,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:41:40,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:41:40,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:41:40,286 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) [2022-07-20 02:41:42,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:41:42,685 INFO L93 Difference]: Finished difference Result 27918 states and 41172 transitions. [2022-07-20 02:41:42,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:41:42,685 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 [2022-07-20 02:41:42,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:41:42,846 INFO L225 Difference]: With dead ends: 27918 [2022-07-20 02:41:42,846 INFO L226 Difference]: Without dead ends: 17417 [2022-07-20 02:41:42,910 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 [2022-07-20 02:41:42,912 INFO L413 NwaCegarLoop]: 6260 mSDtfsCounter, 5157 mSDsluCounter, 5321 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.8s IncrementalHoareTripleChecker+Time [2022-07-20 02:41:42,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5157 Valid, 11581 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-20 02:41:42,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17417 states. [2022-07-20 02:41:43,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17417 to 17404. [2022-07-20 02:41:43,752 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) [2022-07-20 02:41:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17404 states to 17404 states and 25649 transitions. [2022-07-20 02:41:43,865 INFO L78 Accepts]: Start accepts. Automaton has 17404 states and 25649 transitions. Word has length 346 [2022-07-20 02:41:43,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:41:43,871 INFO L495 AbstractCegarLoop]: Abstraction has 17404 states and 25649 transitions. [2022-07-20 02:41:43,871 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) [2022-07-20 02:41:43,871 INFO L276 IsEmpty]: Start isEmpty. Operand 17404 states and 25649 transitions. [2022-07-20 02:41:43,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-20 02:41:43,975 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:41:43,976 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] [2022-07-20 02:41:44,176 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-20 02:41:44,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 137 [2022-07-20 02:41:44,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:41:44,265 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] === [2022-07-20 02:41:44,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:41:44,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1022627721, now seen corresponding path program 1 times [2022-07-20 02:41:44,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:41:44,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [392849038] [2022-07-20 02:41:44,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:41:44,278 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:41:44,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:41:44,279 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:41:44,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process