./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-rtl8188ee-rtl8188ee.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN --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 20ba2e9cc2ef279759182db9390a81601d500e95b3e9fdb04cf7f5f978bf9c45 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 09:29:31,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:29:31,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:29:31,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:29:31,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:29:31,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:29:31,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:29:31,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:29:31,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:29:31,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:29:31,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:29:31,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:29:31,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:29:31,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:29:31,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:29:31,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:29:31,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:29:31,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:29:31,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:29:31,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:29:31,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:29:31,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:29:31,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:29:31,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:29:31,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:29:31,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:29:31,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:29:31,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:29:31,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:29:31,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:29:31,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:29:31,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:29:31,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:29:31,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:29:31,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:29:31,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:29:31,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:29:31,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:29:31,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:29:31,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:29:31,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:29:31,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 09:29:31,251 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:29:31,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:29:31,251 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:29:31,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:29:31,252 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:29:31,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:29:31,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:29:31,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:29:31,254 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:29:31,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:29:31,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:29:31,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:29:31,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 09:29:31,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:29:31,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 09:29:31,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:29:31,255 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:29:31,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 09:29:31,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:29:31,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:29:31,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:29:31,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:29:31,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:29:31,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:29:31,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 09:29:31,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:29:31,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 09:29:31,258 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 09:29:31,258 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 09:29:31,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 09:29:31,258 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20ba2e9cc2ef279759182db9390a81601d500e95b3e9fdb04cf7f5f978bf9c45 [2022-11-20 09:29:31,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:29:31,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:29:31,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:29:31,606 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:29:31,606 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:29:31,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 09:29:34,696 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:29:35,621 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:29:35,622 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 09:29:35,693 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data/7f6360f35/b690f928e2dc44c6b55e8bd036d4d5df/FLAGf84c5c33d [2022-11-20 09:29:35,715 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data/7f6360f35/b690f928e2dc44c6b55e8bd036d4d5df [2022-11-20 09:29:35,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:29:35,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:29:35,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:29:35,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:29:35,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:29:35,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:35" (1/1) ... [2022-11-20 09:29:35,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e2a548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:35, skipping insertion in model container [2022-11-20 09:29:35,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:35" (1/1) ... [2022-11-20 09:29:35,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:29:36,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:29:40,138 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractShiftRight(BitabsTranslation.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:418) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) 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:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) 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) [2022-11-20 09:29:40,150 INFO L158 Benchmark]: Toolchain (without parser) took 4425.68ms. Allocated memory was 161.5MB in the beginning and 299.9MB in the end (delta: 138.4MB). Free memory was 80.8MB in the beginning and 134.7MB in the end (delta: -53.9MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. [2022-11-20 09:29:40,150 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 161.5MB. Free memory is still 130.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:29:40,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4423.20ms. Allocated memory was 161.5MB in the beginning and 299.9MB in the end (delta: 138.4MB). Free memory was 80.2MB in the beginning and 134.7MB in the end (delta: -54.5MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2022-11-20 09:29:40,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 161.5MB. Free memory is still 130.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4423.20ms. Allocated memory was 161.5MB in the beginning and 299.9MB in the end (delta: 138.4MB). Free memory was 80.2MB in the beginning and 134.7MB in the end (delta: -54.5MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN --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 20ba2e9cc2ef279759182db9390a81601d500e95b3e9fdb04cf7f5f978bf9c45 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 09:29:42,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:29:42,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:29:42,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:29:42,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:29:42,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:29:42,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:29:42,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:29:42,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:29:42,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:29:42,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:29:42,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:29:42,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:29:42,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:29:42,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:29:42,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:29:42,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:29:42,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:29:42,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:29:42,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:29:42,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:29:42,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:29:42,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:29:42,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:29:42,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:29:42,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:29:42,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:29:42,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:29:42,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:29:42,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:29:42,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:29:42,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:29:42,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:29:42,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:29:42,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:29:42,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:29:42,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:29:42,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:29:42,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:29:42,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:29:42,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:29:42,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 09:29:42,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:29:42,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:29:42,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:29:42,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:29:42,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:29:42,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:29:42,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:29:42,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:29:42,718 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:29:42,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:29:42,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:29:42,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 09:29:42,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:29:42,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 09:29:42,721 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 09:29:42,721 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 09:29:42,721 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 09:29:42,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:29:42,722 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:29:42,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 09:29:42,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:29:42,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:29:42,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:29:42,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:29:42,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:29:42,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:29:42,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 09:29:42,724 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 09:29:42,724 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 09:29:42,724 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 09:29:42,724 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 09:29:42,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 09:29:42,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 09:29:42,725 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20ba2e9cc2ef279759182db9390a81601d500e95b3e9fdb04cf7f5f978bf9c45 [2022-11-20 09:29:43,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:29:43,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:29:43,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:29:43,123 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:29:43,124 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:29:43,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 09:29:46,358 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:29:47,474 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:29:47,474 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 09:29:47,601 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data/ed293096d/bc0671d24a7941ca872eaf486061e884/FLAGb66648354 [2022-11-20 09:29:47,626 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/data/ed293096d/bc0671d24a7941ca872eaf486061e884 [2022-11-20 09:29:47,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:29:47,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:29:47,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:29:47,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:29:47,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:29:47,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:47" (1/1) ... [2022-11-20 09:29:47,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142716c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:47, skipping insertion in model container [2022-11-20 09:29:47,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:47" (1/1) ... [2022-11-20 09:29:47,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:29:47,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:29:55,399 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885586,885599] [2022-11-20 09:29:55,410 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885733,885746] [2022-11-20 09:29:55,411 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885872,885885] [2022-11-20 09:29:55,412 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[886030,886043] [2022-11-20 09:29:55,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:29:55,643 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 09:29:55,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:29:56,895 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885586,885599] [2022-11-20 09:29:56,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885733,885746] [2022-11-20 09:29:56,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885872,885885] [2022-11-20 09:29:56,897 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[886030,886043] [2022-11-20 09:29:56,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:29:57,039 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:29:57,973 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885586,885599] [2022-11-20 09:29:57,974 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885733,885746] [2022-11-20 09:29:57,974 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[885872,885885] [2022-11-20 09:29:57,974 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[886030,886043] [2022-11-20 09:29:57,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:29:58,337 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:29:58,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58 WrapperNode [2022-11-20 09:29:58,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:29:58,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:29:58,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:29:58,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:29:58,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:29:58,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:29:59,275 INFO L138 Inliner]: procedures = 596, calls = 10819, calls flagged for inlining = 348, calls inlined = 340, statements flattened = 24696 [2022-11-20 09:29:59,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:29:59,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:29:59,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:29:59,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:29:59,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:29:59,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:29:59,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:29:59,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:30:00,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:30:00,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:30:00,278 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:30:00,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:30:00,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:30:00,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:30:00,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:30:00,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:30:00,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (1/1) ... [2022-11-20 09:30:00,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:30:00,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:00,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:00,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:30:00,694 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_check_bssid [2022-11-20 09:30:00,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_check_bssid [2022-11-20 09:30:00,694 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_query_rf_reg [2022-11-20 09:30:00,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_query_rf_reg [2022-11-20 09:30:00,695 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_sw_led_on [2022-11-20 09:30:00,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_sw_led_on [2022-11-20 09:30:00,695 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-20 09:30:00,695 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-20 09:30:00,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 09:30:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 09:30:00,696 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_lc_calibrate [2022-11-20 09:30:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_lc_calibrate [2022-11-20 09:30:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8188e_config_bb_reg [2022-11-20 09:30:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8188e_config_bb_reg [2022-11-20 09:30:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-11-20 09:30:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-11-20 09:30:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_fwlps_enter [2022-11-20 09:30:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_fwlps_enter [2022-11-20 09:30:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_path_adda_on [2022-11-20 09:30:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_path_adda_on [2022-11-20 09:30:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-11-20 09:30:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-11-20 09:30:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-11-20 09:30:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-11-20 09:30:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-20 09:30:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-20 09:30:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-20 09:30:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-20 09:30:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_query_bb_reg [2022-11-20 09:30:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_query_bb_reg [2022-11-20 09:30:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_suspend [2022-11-20 09:30:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_suspend [2022-11-20 09:30:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 09:30:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 09:30:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_enable_interrupt [2022-11-20 09:30:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_enable_interrupt [2022-11-20 09:30:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_sw_led_off [2022-11-20 09:30:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_sw_led_off [2022-11-20 09:30:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-20 09:30:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-11-20 09:30:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-11-20 09:30:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-20 09:30:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-20 09:30:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl88ee_driver_exit_9_2 [2022-11-20 09:30:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl88ee_driver_exit_9_2 [2022-11-20 09:30:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_config_rf_with_headerfile [2022-11-20 09:30:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_config_rf_with_headerfile [2022-11-20 09:30:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_firmware_selfreset [2022-11-20 09:30:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_firmware_selfreset [2022-11-20 09:30:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 09:30:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 09:30:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-20 09:30:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-20 09:30:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_get_desc [2022-11-20 09:30:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_get_desc [2022-11-20 09:30:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_beacon_interval [2022-11-20 09:30:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_beacon_interval [2022-11-20 09:30:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_disable_interrupt [2022-11-20 09:30:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_disable_interrupt [2022-11-20 09:30:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:30:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_resume [2022-11-20 09:30:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_resume [2022-11-20 09:30:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-20 09:30:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 09:30:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 09:30:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 09:30:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-20 09:30:00,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-20 09:30:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_channel_access_setting [2022-11-20 09:30:00,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_channel_access_setting [2022-11-20 09:30:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_update_rx_idle_ant [2022-11-20 09:30:00,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_update_rx_idle_ant [2022-11-20 09:30:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-11-20 09:30:00,709 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-11-20 09:30:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-20 09:30:00,710 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-20 09:30:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-20 09:30:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-20 09:30:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-11-20 09:30:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-11-20 09:30:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-20 09:30:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-20 09:30:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-11-20 09:30:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-11-20 09:30:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 09:30:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 09:30:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure rf_serial_read [2022-11-20 09:30:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_serial_read [2022-11-20 09:30:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_interrupt_mask [2022-11-20 09:30:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_interrupt_mask [2022-11-20 09:30:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-20 09:30:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-20 09:30:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 09:30:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 09:30:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_rf_reg [2022-11-20 09:30:00,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_rf_reg [2022-11-20 09:30:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-20 09:30:00,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-20 09:30:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-20 09:30:00,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-20 09:30:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-20 09:30:00,715 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-20 09:30:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_card_disable [2022-11-20 09:30:00,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_card_disable [2022-11-20 09:30:00,718 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_check_fw_read_last_h2c [2022-11-20 09:30:00,719 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_check_fw_read_last_h2c [2022-11-20 09:30:00,719 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-11-20 09:30:00,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-11-20 09:30:00,720 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-20 09:30:00,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-20 09:30:00,721 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_led_control [2022-11-20 09:30:00,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_led_control [2022-11-20 09:30:00,727 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_beacon_related_registers [2022-11-20 09:30:00,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_beacon_related_registers [2022-11-20 09:30:00,728 INFO L130 BoogieDeclarations]: Found specification of procedure save_adda_reg [2022-11-20 09:30:00,728 INFO L138 BoogieDeclarations]: Found implementation of procedure save_adda_reg [2022-11-20 09:30:00,728 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-20 09:30:00,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-20 09:30:00,729 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-11-20 09:30:00,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-11-20 09:30:00,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 09:30:00,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-20 09:30:00,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-20 09:30:00,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-20 09:30:00,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-20 09:30:00,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-20 09:30:00,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-20 09:30:00,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-20 09:30:00,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-20 09:30:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-20 09:30:00,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-20 09:30:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_hw_reg [2022-11-20 09:30:00,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_hw_reg [2022-11-20 09:30:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:30:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 09:30:00,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 09:30:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-20 09:30:00,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-20 09:30:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 09:30:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-20 09:30:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 09:30:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 09:30:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_rfpath_switch [2022-11-20 09:30:00,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_rfpath_switch [2022-11-20 09:30:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 09:30:00,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 09:30:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 09:30:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_hal_rate_tbl [2022-11-20 09:30:00,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_hal_rate_tbl [2022-11-20 09:30:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_txpower_level [2022-11-20 09:30:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_txpower_level [2022-11-20 09:30:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-20 09:30:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-20 09:30:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_bb_reg [2022-11-20 09:30:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_bb_reg [2022-11-20 09:30:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_qos [2022-11-20 09:30:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_qos [2022-11-20 09:30:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_iq_calibrate [2022-11-20 09:30:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_iq_calibrate [2022-11-20 09:30:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-11-20 09:30:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-11-20 09:30:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_check_txpower_tracking [2022-11-20 09:30:00,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_check_txpower_tracking [2022-11-20 09:30:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_init_led [2022-11-20 09:30:00,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_init_led [2022-11-20 09:30:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_txpower_track_adjust [2022-11-20 09:30:00,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_txpower_track_adjust [2022-11-20 09:30:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 09:30:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_poweroff_adapter [2022-11-20 09:30:00,736 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_poweroff_adapter [2022-11-20 09:30:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_init_edca_turbo [2022-11-20 09:30:00,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_init_edca_turbo [2022-11-20 09:30:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_bcn_ctrl_reg [2022-11-20 09:30:00,737 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_bcn_ctrl_reg [2022-11-20 09:30:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_init_sw_leds [2022-11-20 09:30:00,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_init_sw_leds [2022-11-20 09:30:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:30:00,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:30:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-20 09:30:00,738 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-20 09:30:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 09:30:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88_hal_pwrseqcmdparsing [2022-11-20 09:30:00,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88_hal_pwrseqcmdparsing [2022-11-20 09:30:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 09:30:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 09:30:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_enable_hw_security_config [2022-11-20 09:30:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_enable_hw_security_config [2022-11-20 09:30:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 09:30:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 09:30:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 09:30:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 09:30:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 09:30:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_DA [2022-11-20 09:30:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_DA [2022-11-20 09:30:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-11-20 09:30:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-11-20 09:30:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-20 09:30:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-20 09:30:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-20 09:30:00,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-20 09:30:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-20 09:30:00,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-20 09:30:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_set_iqk_matrix [2022-11-20 09:30:00,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_set_iqk_matrix [2022-11-20 09:30:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_chk_tx_track [2022-11-20 09:30:00,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_chk_tx_track [2022-11-20 09:30:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-20 09:30:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-20 09:30:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_stop_tx_beacon [2022-11-20 09:30:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_stop_tx_beacon [2022-11-20 09:30:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-11-20 09:30:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-11-20 09:30:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-11-20 09:30:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-11-20 09:30:00,743 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-20 09:30:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-20 09:30:00,743 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_llt_write [2022-11-20 09:30:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_llt_write [2022-11-20 09:30:00,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 09:30:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 09:30:00,743 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-11-20 09:30:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-11-20 09:30:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_watchdog [2022-11-20 09:30:00,744 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_watchdog [2022-11-20 09:30:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-20 09:30:00,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-20 09:30:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_bw_mode [2022-11-20 09:30:00,744 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_bw_mode [2022-11-20 09:30:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_fast_ant_training [2022-11-20 09:30:00,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_fast_ant_training [2022-11-20 09:30:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure sim_comp [2022-11-20 09:30:00,749 INFO L138 BoogieDeclarations]: Found implementation of procedure sim_comp [2022-11-20 09:30:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_deinit_sw_vars [2022-11-20 09:30:00,749 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_deinit_sw_vars [2022-11-20 09:30:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_tx_polling [2022-11-20 09:30:00,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_tx_polling [2022-11-20 09:30:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 09:30:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-11-20 09:30:00,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-11-20 09:30:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 09:30:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_pi_mode_switch [2022-11-20 09:30:00,752 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_pi_mode_switch [2022-11-20 09:30:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure cal_bit_shift [2022-11-20 09:30:00,753 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_bit_shift [2022-11-20 09:30:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_enable_fw_download [2022-11-20 09:30:00,753 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_enable_fw_download [2022-11-20 09:30:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-11-20 09:30:00,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-11-20 09:30:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-20 09:30:00,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-20 09:30:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 09:30:00,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 09:30:00,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 09:30:00,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 09:30:00,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 09:30:00,754 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-20 09:30:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-20 09:30:00,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-20 09:30:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-20 09:30:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_ps_rf_on [2022-11-20 09:30:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_ps_rf_on [2022-11-20 09:30:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-20 09:30:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-20 09:30:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___6 [2022-11-20 09:30:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___6 [2022-11-20 09:30:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 09:30:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 09:30:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_hw_init [2022-11-20 09:30:00,756 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_hw_init [2022-11-20 09:30:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure check_cond [2022-11-20 09:30:00,756 INFO L138 BoogieDeclarations]: Found implementation of procedure check_cond [2022-11-20 09:30:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_rfreg [2022-11-20 09:30:00,756 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_rfreg [2022-11-20 09:30:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_initial_gain_min_pwdb [2022-11-20 09:30:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_initial_gain_min_pwdb [2022-11-20 09:30:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_iq_calibrate [2022-11-20 09:30:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_iq_calibrate [2022-11-20 09:30:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-20 09:30:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-20 09:30:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-11-20 09:30:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-11-20 09:30:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-20 09:30:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-20 09:30:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_get_hw_reg [2022-11-20 09:30:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_get_hw_reg [2022-11-20 09:30:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_scan_operation_backup [2022-11-20 09:30:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_scan_operation_backup [2022-11-20 09:30:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-20 09:30:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-20 09:30:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-20 09:30:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-20 09:30:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 09:30:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 09:30:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_fill_h2c_cmd [2022-11-20 09:30:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_fill_h2c_cmd [2022-11-20 09:30:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_fw_page_write [2022-11-20 09:30:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_fw_page_write [2022-11-20 09:30:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-11-20 09:30:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-11-20 09:30:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_update_tx_ant [2022-11-20 09:30:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_update_tx_ant [2022-11-20 09:30:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 09:30:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 09:30:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 09:30:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 09:30:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure reload_adda [2022-11-20 09:30:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure reload_adda [2022-11-20 09:30:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 09:30:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 09:30:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-11-20 09:30:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-11-20 09:30:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_read_eeprom_info [2022-11-20 09:30:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_read_eeprom_info [2022-11-20 09:30:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_clock_off [2022-11-20 09:30:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_clock_off [2022-11-20 09:30:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-11-20 09:30:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-11-20 09:30:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-20 09:30:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-20 09:30:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_resume_tx_beacon [2022-11-20 09:30:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_resume_tx_beacon [2022-11-20 09:30:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_init_sw_vars [2022-11-20 09:30:00,763 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_init_sw_vars [2022-11-20 09:30:00,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-11-20 09:30:00,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-11-20 09:30:00,763 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-20 09:30:00,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-20 09:30:00,763 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88_config_s [2022-11-20 09:30:00,763 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88_config_s [2022-11-20 09:30:00,763 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-20 09:30:00,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-20 09:30:00,764 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-20 09:30:00,764 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-20 09:30:00,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 09:30:00,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 09:30:00,764 INFO L130 BoogieDeclarations]: Found specification of procedure config_bb_with_header [2022-11-20 09:30:00,764 INFO L138 BoogieDeclarations]: Found implementation of procedure config_bb_with_header [2022-11-20 09:30:00,764 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-20 09:30:00,765 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-20 09:30:00,765 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-11-20 09:30:00,765 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-11-20 09:30:00,765 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_media_status [2022-11-20 09:30:00,765 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_media_status [2022-11-20 09:30:00,765 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_fwlps_leave [2022-11-20 09:30:00,765 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_fwlps_leave [2022-11-20 09:30:00,765 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-20 09:30:00,766 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-20 09:30:00,766 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-20 09:30:00,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-20 09:30:00,766 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_tx_fill_cmddesc [2022-11-20 09:30:00,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_tx_fill_cmddesc [2022-11-20 09:30:00,766 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-11-20 09:30:00,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-11-20 09:30:00,766 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_sw_chnl_cmdarray [2022-11-20 09:30:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_sw_chnl_cmdarray [2022-11-20 09:30:00,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 09:30:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 09:30:00,767 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_clock_on [2022-11-20 09:30:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_clock_on [2022-11-20 09:30:00,767 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-20 09:30:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-20 09:30:02,966 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:30:02,970 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:30:08,336 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 09:39:05,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-20 09:39:07,997 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:39:08,044 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:39:08,045 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-20 09:39:08,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:39:08 BoogieIcfgContainer [2022-11-20 09:39:08,055 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:39:08,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 09:39:08,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 09:39:08,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 09:39:08,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:29:47" (1/3) ... [2022-11-20 09:39:08,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42597551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:39:08, skipping insertion in model container [2022-11-20 09:39:08,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:58" (2/3) ... [2022-11-20 09:39:08,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42597551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:39:08, skipping insertion in model container [2022-11-20 09:39:08,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:39:08" (3/3) ... [2022-11-20 09:39:08,065 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 09:39:08,085 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 09:39:08,085 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 09:39:08,282 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 09:39:08,292 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2a097e0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 09:39:08,292 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 09:39:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand has 7488 states, 5128 states have (on average 1.3710998439937598) internal successors, (7031), 5292 states have internal predecessors, (7031), 2203 states have call successors, (2203), 164 states have call predecessors, (2203), 163 states have return successors, (2193), 2124 states have call predecessors, (2193), 2193 states have call successors, (2193) [2022-11-20 09:39:08,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-20 09:39:08,373 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:39:08,375 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:39:08,375 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] === [2022-11-20 09:39:08,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:39:08,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1696369132, now seen corresponding path program 1 times [2022-11-20 09:39:08,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:39:08,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [924436617] [2022-11-20 09:39:08,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:39:08,421 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:39:08,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:39:08,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 09:39:08,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-20 09:39:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:39:29,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 10947 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:39:29,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:39:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 3159 trivial. 0 not checked. [2022-11-20 09:39:30,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:39:30,555 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:39:30,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [924436617] [2022-11-20 09:39:30,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [924436617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:39:30,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:39:30,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 09:39:30,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107016625] [2022-11-20 09:39:30,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:39:30,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 09:39:30,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:39:30,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 09:39:30,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:39:30,611 INFO L87 Difference]: Start difference. First operand has 7488 states, 5128 states have (on average 1.3710998439937598) internal successors, (7031), 5292 states have internal predecessors, (7031), 2203 states have call successors, (2203), 164 states have call predecessors, (2203), 163 states have return successors, (2193), 2124 states have call predecessors, (2193), 2193 states have call successors, (2193) Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 09:39:34,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 09:39:36,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:39:36,214 INFO L93 Difference]: Finished difference Result 14786 states and 22862 transitions. [2022-11-20 09:39:36,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 09:39:36,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 326 [2022-11-20 09:39:36,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:39:36,329 INFO L225 Difference]: With dead ends: 14786 [2022-11-20 09:39:36,330 INFO L226 Difference]: Without dead ends: 8643 [2022-11-20 09:39:36,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:39:36,401 INFO L413 NwaCegarLoop]: 8645 mSDtfsCounter, 7227 mSDsluCounter, 7343 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7227 SdHoareTripleChecker+Valid, 15988 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-20 09:39:36,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7227 Valid, 15988 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-11-20 09:39:36,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8643 states. [2022-11-20 09:39:37,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8643 to 8641. [2022-11-20 09:39:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8641 states, 6179 states have (on average 1.339213464961968) internal successors, (8275), 6308 states have internal predecessors, (8275), 2217 states have call successors, (2217), 244 states have call predecessors, (2217), 243 states have return successors, (2214), 2152 states have call predecessors, (2214), 2214 states have call successors, (2214) [2022-11-20 09:39:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8641 states to 8641 states and 12706 transitions. [2022-11-20 09:39:37,601 INFO L78 Accepts]: Start accepts. Automaton has 8641 states and 12706 transitions. Word has length 326 [2022-11-20 09:39:37,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:39:37,604 INFO L495 AbstractCegarLoop]: Abstraction has 8641 states and 12706 transitions. [2022-11-20 09:39:37,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 09:39:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 8641 states and 12706 transitions. [2022-11-20 09:39:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-11-20 09:39:37,625 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:39:37,626 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:39:37,840 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-11-20 09:39:37,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-20 09:39:37,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:39:37,909 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] === [2022-11-20 09:39:37,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:39:37,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1050074975, now seen corresponding path program 1 times [2022-11-20 09:39:37,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:39:37,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [980546962] [2022-11-20 09:39:37,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:39:37,927 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:39:37,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:39:37,928 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 09:39:37,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-20 09:39:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:39:59,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 10982 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:39:59,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:40:00,933 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 3159 trivial. 0 not checked. [2022-11-20 09:40:00,934 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:40:00,934 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:40:00,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [980546962] [2022-11-20 09:40:00,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [980546962] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:40:00,935 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:40:00,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 09:40:00,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878016772] [2022-11-20 09:40:00,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:40:00,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 09:40:00,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:40:00,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 09:40:00,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:40:00,939 INFO L87 Difference]: Start difference. First operand 8641 states and 12706 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 09:40:04,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.73s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 09:40:07,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:40:07,898 INFO L93 Difference]: Finished difference Result 21382 states and 31449 transitions. [2022-11-20 09:40:07,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 09:40:07,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 336 [2022-11-20 09:40:07,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:40:08,039 INFO L225 Difference]: With dead ends: 21382 [2022-11-20 09:40:08,039 INFO L226 Difference]: Without dead ends: 12800 [2022-11-20 09:40:08,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:40:08,099 INFO L413 NwaCegarLoop]: 7570 mSDtfsCounter, 6201 mSDsluCounter, 6380 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6201 SdHoareTripleChecker+Valid, 13950 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-11-20 09:40:08,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6201 Valid, 13950 Invalid, 86 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2022-11-20 09:40:08,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12800 states. [2022-11-20 09:40:09,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12800 to 12791. [2022-11-20 09:40:09,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12791 states, 9155 states have (on average 1.3381758601856908) internal successors, (12251), 9351 states have internal predecessors, (12251), 3271 states have call successors, (3271), 365 states have call predecessors, (3271), 363 states have return successors, (3268), 3170 states have call predecessors, (3268), 3268 states have call successors, (3268) [2022-11-20 09:40:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12791 states to 12791 states and 18790 transitions. [2022-11-20 09:40:09,786 INFO L78 Accepts]: Start accepts. Automaton has 12791 states and 18790 transitions. Word has length 336 [2022-11-20 09:40:09,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:40:09,789 INFO L495 AbstractCegarLoop]: Abstraction has 12791 states and 18790 transitions. [2022-11-20 09:40:09,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 09:40:09,789 INFO L276 IsEmpty]: Start isEmpty. Operand 12791 states and 18790 transitions. [2022-11-20 09:40:09,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-11-20 09:40:09,803 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:40:09,804 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 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, 1, 1, 1] [2022-11-20 09:40:10,023 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-11-20 09:40:10,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-20 09:40:10,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:40:10,134 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] === [2022-11-20 09:40:10,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:40:10,134 INFO L85 PathProgramCache]: Analyzing trace with hash -285091204, now seen corresponding path program 1 times [2022-11-20 09:40:10,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:40:10,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167150527] [2022-11-20 09:40:10,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:40:10,163 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:40:10,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:40:10,164 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 09:40:10,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-20 09:40:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:40:32,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 11009 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:40:32,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:40:33,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3244 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 3163 trivial. 0 not checked. [2022-11-20 09:40:33,370 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:40:33,370 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:40:33,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167150527] [2022-11-20 09:40:33,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1167150527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:40:33,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:40:33,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 09:40:33,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221439721] [2022-11-20 09:40:33,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:40:33,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 09:40:33,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:40:33,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 09:40:33,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:40:33,374 INFO L87 Difference]: Start difference. First operand 12791 states and 18790 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-20 09:40:37,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.75s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 09:40:40,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:40:40,056 INFO L93 Difference]: Finished difference Result 33872 states and 49771 transitions. [2022-11-20 09:40:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 09:40:40,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 357 [2022-11-20 09:40:40,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:40:40,231 INFO L225 Difference]: With dead ends: 33872 [2022-11-20 09:40:40,232 INFO L226 Difference]: Without dead ends: 21140 [2022-11-20 09:40:40,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:40:40,295 INFO L413 NwaCegarLoop]: 7536 mSDtfsCounter, 6233 mSDsluCounter, 6400 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6233 SdHoareTripleChecker+Valid, 13936 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-11-20 09:40:40,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6233 Valid, 13936 Invalid, 62 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2022-11-20 09:40:40,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21140 states. [2022-11-20 09:40:42,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21140 to 21127. [2022-11-20 09:40:42,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21127 states, 15132 states have (on average 1.3378932064499074) internal successors, (20245), 15465 states have internal predecessors, (20245), 5392 states have call successors, (5392), 604 states have call predecessors, (5392), 601 states have return successors, (5389), 5217 states have call predecessors, (5389), 5389 states have call successors, (5389) [2022-11-20 09:40:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21127 states to 21127 states and 31026 transitions. [2022-11-20 09:40:42,982 INFO L78 Accepts]: Start accepts. Automaton has 21127 states and 31026 transitions. Word has length 357 [2022-11-20 09:40:42,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:40:42,988 INFO L495 AbstractCegarLoop]: Abstraction has 21127 states and 31026 transitions. [2022-11-20 09:40:42,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-20 09:40:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 21127 states and 31026 transitions. [2022-11-20 09:40:43,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-11-20 09:40:43,007 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:40:43,008 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 2, 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, 1, 1, 1] [2022-11-20 09:40:43,232 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-11-20 09:40:43,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-20 09:40:43,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:40:43,304 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] === [2022-11-20 09:40:43,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:40:43,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1131191568, now seen corresponding path program 1 times [2022-11-20 09:40:43,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:40:43,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881776937] [2022-11-20 09:40:43,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:40:43,322 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:40:43,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:40:43,323 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 09:40:43,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-20 09:41:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:41:04,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 11074 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 09:41:04,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:41:24,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3537 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3537 trivial. 0 not checked. [2022-11-20 09:41:24,854 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:41:24,855 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:41:24,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881776937] [2022-11-20 09:41:24,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881776937] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:41:24,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:41:24,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 09:41:24,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571927291] [2022-11-20 09:41:24,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:41:24,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 09:41:24,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:41:24,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 09:41:24,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 09:41:24,859 INFO L87 Difference]: Start difference. First operand 21127 states and 31026 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-11-20 09:41:26,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 09:41:28,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:41:28,428 INFO L93 Difference]: Finished difference Result 21127 states and 31026 transitions. [2022-11-20 09:41:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 09:41:28,428 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 384 [2022-11-20 09:41:28,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:41:28,573 INFO L225 Difference]: With dead ends: 21127 [2022-11-20 09:41:28,573 INFO L226 Difference]: Without dead ends: 21072 [2022-11-20 09:41:28,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 381 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 09:41:28,592 INFO L413 NwaCegarLoop]: 6441 mSDtfsCounter, 6299 mSDsluCounter, 6441 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6299 SdHoareTripleChecker+Valid, 12882 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-20 09:41:28,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6299 Valid, 12882 Invalid, 4 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-20 09:41:28,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21072 states. [2022-11-20 09:41:31,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21072 to 21072. [2022-11-20 09:41:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21072 states, 15107 states have (on average 1.3376580393195208) internal successors, (20208), 15428 states have internal predecessors, (20208), 5365 states have call successors, (5365), 599 states have call predecessors, (5365), 599 states have return successors, (5365), 5204 states have call predecessors, (5365), 5365 states have call successors, (5365) [2022-11-20 09:41:31,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21072 states to 21072 states and 30938 transitions. [2022-11-20 09:41:31,631 INFO L78 Accepts]: Start accepts. Automaton has 21072 states and 30938 transitions. Word has length 384 [2022-11-20 09:41:31,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:41:31,633 INFO L495 AbstractCegarLoop]: Abstraction has 21072 states and 30938 transitions. [2022-11-20 09:41:31,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-11-20 09:41:31,633 INFO L276 IsEmpty]: Start isEmpty. Operand 21072 states and 30938 transitions. [2022-11-20 09:41:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2022-11-20 09:41:31,674 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:41:31,675 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:41:31,892 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-11-20 09:41:31,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-20 09:41:31,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:41:31,996 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:41:31,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:41:31,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1182860157, now seen corresponding path program 1 times [2022-11-20 09:41:32,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:41:32,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1129529289] [2022-11-20 09:41:32,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:41:32,018 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:41:32,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:41:32,020 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 09:41:32,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-20 09:41:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:41:56,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 11126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:41:56,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:41:59,711 INFO L134 CoverageAnalysis]: Checked inductivity of 3528 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2022-11-20 09:41:59,711 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:41:59,711 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:41:59,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1129529289] [2022-11-20 09:41:59,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1129529289] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:41:59,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:41:59,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 09:41:59,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337501552] [2022-11-20 09:41:59,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:41:59,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 09:41:59,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:41:59,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 09:41:59,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:41:59,715 INFO L87 Difference]: Start difference. First operand 21072 states and 30938 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-20 09:42:03,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 09:42:07,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:42:07,339 INFO L93 Difference]: Finished difference Result 46371 states and 68098 transitions. [2022-11-20 09:42:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 09:42:07,340 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 402 [2022-11-20 09:42:07,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:42:07,567 INFO L225 Difference]: With dead ends: 46371 [2022-11-20 09:42:07,568 INFO L226 Difference]: Without dead ends: 29442 [2022-11-20 09:42:07,658 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:42:07,660 INFO L413 NwaCegarLoop]: 12461 mSDtfsCounter, 6156 mSDsluCounter, 6350 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6156 SdHoareTripleChecker+Valid, 18811 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-11-20 09:42:07,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6156 Valid, 18811 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2022-11-20 09:42:07,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29442 states. [2022-11-20 09:42:11,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29442 to 29438. [2022-11-20 09:42:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29438 states, 21108 states have (on average 1.3376444949782074) internal successors, (28235), 21559 states have internal predecessors, (28235), 7490 states have call successors, (7490), 839 states have call predecessors, (7490), 839 states have return successors, (7490), 7263 states have call predecessors, (7490), 7490 states have call successors, (7490) [2022-11-20 09:42:11,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29438 states to 29438 states and 43215 transitions. [2022-11-20 09:42:11,601 INFO L78 Accepts]: Start accepts. Automaton has 29438 states and 43215 transitions. Word has length 402 [2022-11-20 09:42:11,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:42:11,604 INFO L495 AbstractCegarLoop]: Abstraction has 29438 states and 43215 transitions. [2022-11-20 09:42:11,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-20 09:42:11,605 INFO L276 IsEmpty]: Start isEmpty. Operand 29438 states and 43215 transitions. [2022-11-20 09:42:11,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2022-11-20 09:42:11,679 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:42:11,679 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 27, 27, 27, 27, 27, 27, 6, 6, 6, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:42:11,895 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forcibly destroying the process [2022-11-20 09:42:12,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-20 09:42:12,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:42:12,052 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:42:12,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:42:12,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1168447198, now seen corresponding path program 1 times [2022-11-20 09:42:12,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:42:12,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [757830637] [2022-11-20 09:42:12,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:42:12,074 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:42:12,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:42:12,076 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 09:42:12,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-20 09:42:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:42:36,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 11166 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:42:36,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:42:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3671 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 3435 trivial. 0 not checked. [2022-11-20 09:42:37,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:42:37,037 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:42:37,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [757830637] [2022-11-20 09:42:37,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [757830637] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:42:37,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:42:37,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 09:42:37,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393607560] [2022-11-20 09:42:37,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:42:37,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 09:42:37,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:42:37,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 09:42:37,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:42:37,040 INFO L87 Difference]: Start difference. First operand 29438 states and 43215 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-20 09:42:40,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.91s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 09:42:44,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:42:44,362 INFO L93 Difference]: Finished difference Result 79716 states and 117067 transitions. [2022-11-20 09:42:44,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 09:42:44,363 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 437 [2022-11-20 09:42:44,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:42:44,889 INFO L225 Difference]: With dead ends: 79716 [2022-11-20 09:42:44,889 INFO L226 Difference]: Without dead ends: 50276 [2022-11-20 09:42:45,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:42:45,016 INFO L413 NwaCegarLoop]: 12559 mSDtfsCounter, 6248 mSDsluCounter, 6390 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6248 SdHoareTripleChecker+Valid, 18949 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-20 09:42:45,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6248 Valid, 18949 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 30 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-11-20 09:42:45,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50276 states. [2022-11-20 09:42:49,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50276 to 50274. [2022-11-20 09:42:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50274 states, 36048 states have (on average 1.338548601864181) internal successors, (48252), 36814 states have internal predecessors, (48252), 12792 states have call successors, (12792), 1433 states have call predecessors, (12792), 1433 states have return successors, (12792), 12410 states have call predecessors, (12792), 12792 states have call successors, (12792) [2022-11-20 09:42:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50274 states to 50274 states and 73836 transitions. [2022-11-20 09:42:50,136 INFO L78 Accepts]: Start accepts. Automaton has 50274 states and 73836 transitions. Word has length 437 [2022-11-20 09:42:50,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:42:50,137 INFO L495 AbstractCegarLoop]: Abstraction has 50274 states and 73836 transitions. [2022-11-20 09:42:50,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-20 09:42:50,137 INFO L276 IsEmpty]: Start isEmpty. Operand 50274 states and 73836 transitions. [2022-11-20 09:42:50,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2022-11-20 09:42:50,210 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:42:50,210 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 27, 27, 27, 27, 27, 27, 6, 6, 6, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:42:50,435 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forcibly destroying the process [2022-11-20 09:42:50,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-20 09:42:50,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:42:50,560 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:42:50,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:42:50,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1408686944, now seen corresponding path program 1 times [2022-11-20 09:42:50,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:42:50,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1170717342] [2022-11-20 09:42:50,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:42:50,583 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 09:42:50,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:42:50,585 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 09:42:50,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f0261f9-efbf-4f29-a71b-8de683ab63b6/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-20 09:43:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:43:13,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 11166 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:43:13,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:43:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3671 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 3435 trivial. 0 not checked. [2022-11-20 09:43:14,346 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:43:14,346 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:43:14,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1170717342] [2022-11-20 09:43:14,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1170717342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:43:14,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:43:14,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 09:43:14,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094667057] [2022-11-20 09:43:14,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:43:14,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 09:43:14,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:43:14,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 09:43:14,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:43:14,351 INFO L87 Difference]: Start difference. First operand 50274 states and 73836 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-20 09:43:18,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.95s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 09:43:22,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:43:22,860 INFO L93 Difference]: Finished difference Result 121382 states and 178303 transitions. [2022-11-20 09:43:22,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 09:43:22,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 437 [2022-11-20 09:43:22,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:43:23,529 INFO L225 Difference]: With dead ends: 121382 [2022-11-20 09:43:23,529 INFO L226 Difference]: Without dead ends: 75251 [2022-11-20 09:43:23,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:43:23,712 INFO L413 NwaCegarLoop]: 12664 mSDtfsCounter, 6253 mSDsluCounter, 6385 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6253 SdHoareTripleChecker+Valid, 19049 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-20 09:43:23,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6253 Valid, 19049 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 29 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-11-20 09:43:23,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75251 states.