./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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_f644b80a-267b-46de-9f2f-124c22bf7aba/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 4af2b63cb658684b275f973912d230c1de920b96df7c9dce7307be2f1a002ee6 --- 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 12:46:39,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:46:39,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:46:39,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:46:39,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:46:39,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:46:39,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:46:39,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:46:39,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:46:39,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:46:39,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:46:39,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:46:39,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:46:39,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:46:39,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:46:39,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:46:39,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:46:39,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:46:39,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:46:39,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:46:39,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:46:39,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:46:39,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:46:39,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:46:39,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:46:39,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:46:39,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:46:39,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:46:39,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:46:39,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:46:39,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:46:39,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:46:39,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:46:39,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:46:39,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:46:39,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:46:39,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:46:39,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:46:39,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:46:39,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:46:39,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:46:39,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 12:46:39,174 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:46:39,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:46:39,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:46:39,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:46:39,183 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:46:39,184 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:46:39,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:46:39,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:46:39,185 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:46:39,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:46:39,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:46:39,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:46:39,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:46:39,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:46:39,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:46:39,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:46:39,187 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:46:39,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:46:39,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:46:39,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:46:39,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:46:39,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:46:39,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:46:39,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:46:39,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:46:39,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:46:39,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:46:39,190 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:46:39,191 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:46:39,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:46:39,191 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_f644b80a-267b-46de-9f2f-124c22bf7aba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4af2b63cb658684b275f973912d230c1de920b96df7c9dce7307be2f1a002ee6 [2022-11-20 12:46:39,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:46:39,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:46:39,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:46:39,504 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:46:39,504 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:46:39,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 12:46:42,538 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:46:43,458 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:46:43,459 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 12:46:43,530 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data/5f0161fc0/a0c56f5d35c8483c94adb3a23c6c53ed/FLAGce8047dcc [2022-11-20 12:46:43,544 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data/5f0161fc0/a0c56f5d35c8483c94adb3a23c6c53ed [2022-11-20 12:46:43,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:46:43,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:46:43,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:46:43,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:46:43,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:46:43,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:46:43" (1/1) ... [2022-11-20 12:46:43,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ceb48a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:46:43, skipping insertion in model container [2022-11-20 12:46:43,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:46:43" (1/1) ... [2022-11-20 12:46:43,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:46:43,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:46:48,038 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 12:46:48,046 INFO L158 Benchmark]: Toolchain (without parser) took 4496.71ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 91.1MB in the beginning and 135.6MB in the end (delta: -44.5MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. [2022-11-20 12:46:48,047 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory was 93.7MB in the beginning and 93.6MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:46:48,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4494.55ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 90.9MB in the beginning and 135.6MB in the end (delta: -44.7MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. [2022-11-20 12:46:48,050 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory was 93.7MB in the beginning and 93.6MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4494.55ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 90.9MB in the beginning and 135.6MB in the end (delta: -44.7MB). Peak memory consumption was 97.9MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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_f644b80a-267b-46de-9f2f-124c22bf7aba/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 4af2b63cb658684b275f973912d230c1de920b96df7c9dce7307be2f1a002ee6 --- 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 12:46:50,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:46:50,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:46:50,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:46:50,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:46:50,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:46:50,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:46:50,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:46:50,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:46:50,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:46:50,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:46:50,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:46:50,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:46:50,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:46:50,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:46:50,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:46:50,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:46:50,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:46:50,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:46:50,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:46:50,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:46:50,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:46:50,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:46:50,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:46:50,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:46:50,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:46:50,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:46:50,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:46:50,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:46:50,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:46:50,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:46:50,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:46:50,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:46:50,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:46:50,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:46:50,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:46:50,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:46:50,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:46:50,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:46:50,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:46:50,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:46:50,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 12:46:50,466 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:46:50,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:46:50,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:46:50,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:46:50,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:46:50,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:46:50,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:46:50,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:46:50,471 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:46:50,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:46:50,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:46:50,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:46:50,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:46:50,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:46:50,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 12:46:50,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 12:46:50,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 12:46:50,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:46:50,474 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:46:50,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:46:50,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:46:50,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:46:50,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:46:50,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:46:50,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:46:50,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:46:50,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:46:50,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 12:46:50,477 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 12:46:50,477 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:46:50,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:46:50,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:46:50,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 12:46:50,479 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_f644b80a-267b-46de-9f2f-124c22bf7aba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4af2b63cb658684b275f973912d230c1de920b96df7c9dce7307be2f1a002ee6 [2022-11-20 12:46:50,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:46:50,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:46:50,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:46:50,953 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:46:50,953 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:46:50,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 12:46:54,121 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:46:55,356 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:46:55,357 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 12:46:55,448 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data/8249b478f/e98e67e9a31041358d0bb2a49e172e60/FLAG909b2f295 [2022-11-20 12:46:55,471 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/data/8249b478f/e98e67e9a31041358d0bb2a49e172e60 [2022-11-20 12:46:55,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:46:55,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:46:55,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:46:55,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:46:55,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:46:55,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:46:55" (1/1) ... [2022-11-20 12:46:55,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f22015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:46:55, skipping insertion in model container [2022-11-20 12:46:55,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:46:55" (1/1) ... [2022-11-20 12:46:55,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:46:55,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:47:04,585 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[933999,934012] [2022-11-20 12:47:04,588 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934168,934181] [2022-11-20 12:47:04,589 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934335,934348] [2022-11-20 12:47:04,589 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934503,934516] [2022-11-20 12:47:04,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:47:04,807 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 12:47:04,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:47:06,000 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[933999,934012] [2022-11-20 12:47:06,001 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934168,934181] [2022-11-20 12:47:06,002 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934335,934348] [2022-11-20 12:47:06,002 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934503,934516] [2022-11-20 12:47:06,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:47:06,136 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:47:07,112 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[933999,934012] [2022-11-20 12:47:07,112 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934168,934181] [2022-11-20 12:47:07,113 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934335,934348] [2022-11-20 12:47:07,114 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_f644b80a-267b-46de-9f2f-124c22bf7aba/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[934503,934516] [2022-11-20 12:47:07,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:47:07,565 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:47:07,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07 WrapperNode [2022-11-20 12:47:07,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:47:07,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:47:07,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:47:07,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:47:07,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:07,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:08,986 INFO L138 Inliner]: procedures = 734, calls = 11082, calls flagged for inlining = 379, calls inlined = 356, statements flattened = 24826 [2022-11-20 12:47:08,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:47:08,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:47:08,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:47:08,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:47:09,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,755 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:47:09,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:47:09,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:47:09,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:47:09,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (1/1) ... [2022-11-20 12:47:09,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:47:09,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:47:09,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:47:09,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:47:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_check_bssid [2022-11-20 12:47:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_check_bssid [2022-11-20 12:47:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_query_rf_reg [2022-11-20 12:47:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_query_rf_reg [2022-11-20 12:47:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_sw_led_on [2022-11-20 12:47:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_sw_led_on [2022-11-20 12:47:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-20 12:47:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-20 12:47:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 12:47:09,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 12:47:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_lc_calibrate [2022-11-20 12:47:09,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_lc_calibrate [2022-11-20 12:47:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8188e_config_bb_reg [2022-11-20 12:47:09,992 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8188e_config_bb_reg [2022-11-20 12:47:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-11-20 12:47:09,993 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-11-20 12:47:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_fwlps_enter [2022-11-20 12:47:09,993 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_fwlps_enter [2022-11-20 12:47:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_path_adda_on [2022-11-20 12:47:09,993 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_path_adda_on [2022-11-20 12:47:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-20 12:47:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-20 12:47:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-11-20 12:47:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-11-20 12:47:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-11-20 12:47:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-11-20 12:47:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-20 12:47:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-20 12:47:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2022-11-20 12:47:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2022-11-20 12:47:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_query_bb_reg [2022-11-20 12:47:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_query_bb_reg [2022-11-20 12:47:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_suspend [2022-11-20 12:47:09,996 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_suspend [2022-11-20 12:47:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 12:47:09,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 12:47:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_enable_interrupt [2022-11-20 12:47:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_enable_interrupt [2022-11-20 12:47:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_sw_led_off [2022-11-20 12:47:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_sw_led_off [2022-11-20 12:47:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-20 12:47:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-11-20 12:47:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-11-20 12:47:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-20 12:47:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-20 12:47:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl88ee_driver_exit_9_2 [2022-11-20 12:47:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl88ee_driver_exit_9_2 [2022-11-20 12:47:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_config_rf_with_headerfile [2022-11-20 12:47:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_config_rf_with_headerfile [2022-11-20 12:47:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_firmware_selfreset [2022-11-20 12:47:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_firmware_selfreset [2022-11-20 12:47:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 12:47:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 12:47:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-20 12:47:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-20 12:47:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_get_desc [2022-11-20 12:47:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_get_desc [2022-11-20 12:47:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_beacon_interval [2022-11-20 12:47:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_beacon_interval [2022-11-20 12:47:10,001 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_disable_interrupt [2022-11-20 12:47:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_disable_interrupt [2022-11-20 12:47:10,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:47:10,001 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_resume [2022-11-20 12:47:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_resume [2022-11-20 12:47:10,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rf_lock_of_rtl_locks [2022-11-20 12:47:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rf_lock_of_rtl_locks [2022-11-20 12:47:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-20 12:47:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 12:47:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 12:47:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 12:47:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-20 12:47:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-20 12:47:10,003 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_channel_access_setting [2022-11-20 12:47:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_channel_access_setting [2022-11-20 12:47:10,003 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_update_rx_idle_ant [2022-11-20 12:47:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_update_rx_idle_ant [2022-11-20 12:47:10,004 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-11-20 12:47:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-11-20 12:47:10,004 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-20 12:47:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-20 12:47:10,004 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-11-20 12:47:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-11-20 12:47:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-20 12:47:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-20 12:47:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-11-20 12:47:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-11-20 12:47:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 12:47:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 12:47:10,006 INFO L130 BoogieDeclarations]: Found specification of procedure rf_serial_read [2022-11-20 12:47:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_serial_read [2022-11-20 12:47:10,006 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_interrupt_mask [2022-11-20 12:47:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_interrupt_mask [2022-11-20 12:47:10,006 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-20 12:47:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-20 12:47:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 12:47:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 12:47:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_rf_reg [2022-11-20 12:47:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_rf_reg [2022-11-20 12:47:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-20 12:47:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-20 12:47:10,008 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-20 12:47:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-20 12:47:10,008 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-20 12:47:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-20 12:47:10,008 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_card_disable [2022-11-20 12:47:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_card_disable [2022-11-20 12:47:10,009 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_check_fw_read_last_h2c [2022-11-20 12:47:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_check_fw_read_last_h2c [2022-11-20 12:47:10,009 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-11-20 12:47:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-11-20 12:47:10,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-20 12:47:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-20 12:47:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_led_control [2022-11-20 12:47:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_led_control [2022-11-20 12:47:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_beacon_related_registers [2022-11-20 12:47:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_beacon_related_registers [2022-11-20 12:47:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure save_adda_reg [2022-11-20 12:47:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure save_adda_reg [2022-11-20 12:47:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-20 12:47:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-20 12:47:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-20 12:47:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-20 12:47:10,012 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-11-20 12:47:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-11-20 12:47:10,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 12:47:10,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-20 12:47:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-20 12:47:10,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-20 12:47:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-20 12:47:10,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-20 12:47:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-20 12:47:10,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-20 12:47:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-20 12:47:10,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-20 12:47:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-20 12:47:10,014 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_hw_reg [2022-11-20 12:47:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_hw_reg [2022-11-20 12:47:10,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:47:10,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 12:47:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 12:47:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-20 12:47:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-20 12:47:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 12:47:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-20 12:47:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 12:47:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 12:47:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_rfpath_switch [2022-11-20 12:47:10,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_rfpath_switch [2022-11-20 12:47:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 12:47:10,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 12:47:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 12:47:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_hal_rate_tbl [2022-11-20 12:47:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_hal_rate_tbl [2022-11-20 12:47:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_txpower_level [2022-11-20 12:47:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_txpower_level [2022-11-20 12:47:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-20 12:47:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-20 12:47:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_bb_reg [2022-11-20 12:47:10,018 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_bb_reg [2022-11-20 12:47:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_qos [2022-11-20 12:47:10,018 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_qos [2022-11-20 12:47:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-20 12:47:10,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-20 12:47:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_iq_calibrate [2022-11-20 12:47:10,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_iq_calibrate [2022-11-20 12:47:10,019 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-11-20 12:47:10,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-11-20 12:47:10,019 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_check_txpower_tracking [2022-11-20 12:47:10,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_check_txpower_tracking [2022-11-20 12:47:10,019 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_init_led [2022-11-20 12:47:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_init_led [2022-11-20 12:47:10,020 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_txpower_track_adjust [2022-11-20 12:47:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_txpower_track_adjust [2022-11-20 12:47:10,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 12:47:10,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_65 [2022-11-20 12:47:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_65 [2022-11-20 12:47:10,021 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_poweroff_adapter [2022-11-20 12:47:10,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_poweroff_adapter [2022-11-20 12:47:10,021 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_init_edca_turbo [2022-11-20 12:47:10,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_init_edca_turbo [2022-11-20 12:47:10,021 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_bcn_ctrl_reg [2022-11-20 12:47:10,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_bcn_ctrl_reg [2022-11-20 12:47:10,022 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_init_sw_leds [2022-11-20 12:47:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_init_sw_leds [2022-11-20 12:47:10,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:47:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:47:10,022 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-20 12:47:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-20 12:47:10,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 12:47:10,023 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88_hal_pwrseqcmdparsing [2022-11-20 12:47:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88_hal_pwrseqcmdparsing [2022-11-20 12:47:10,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 12:47:10,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 12:47:10,023 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_enable_hw_security_config [2022-11-20 12:47:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_enable_hw_security_config [2022-11-20 12:47:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_h2c_lock_of_rtl_locks [2022-11-20 12:47:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_h2c_lock_of_rtl_locks [2022-11-20 12:47:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 12:47:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 12:47:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 12:47:10,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 12:47:10,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 12:47:10,025 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_DA [2022-11-20 12:47:10,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_DA [2022-11-20 12:47:10,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-11-20 12:47:10,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-11-20 12:47:10,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-20 12:47:10,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-20 12:47:10,026 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-20 12:47:10,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-20 12:47:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-20 12:47:10,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-20 12:47:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-20 12:47:10,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-20 12:47:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_set_iqk_matrix [2022-11-20 12:47:10,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_set_iqk_matrix [2022-11-20 12:47:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_65___0 [2022-11-20 12:47:10,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_65___0 [2022-11-20 12:47:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_chk_tx_track [2022-11-20 12:47:10,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_chk_tx_track [2022-11-20 12:47:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-20 12:47:10,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-20 12:47:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_stop_tx_beacon [2022-11-20 12:47:10,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_stop_tx_beacon [2022-11-20 12:47:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-11-20 12:47:10,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-11-20 12:47:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-11-20 12:47:10,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-11-20 12:47:10,030 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-20 12:47:10,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-20 12:47:10,030 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_llt_write [2022-11-20 12:47:10,030 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_llt_write [2022-11-20 12:47:10,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 12:47:10,031 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 12:47:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-11-20 12:47:10,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-11-20 12:47:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_watchdog [2022-11-20 12:47:10,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_watchdog [2022-11-20 12:47:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-20 12:47:10,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-20 12:47:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_bw_mode [2022-11-20 12:47:10,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_bw_mode [2022-11-20 12:47:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_fast_ant_training [2022-11-20 12:47:10,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_fast_ant_training [2022-11-20 12:47:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure sim_comp [2022-11-20 12:47:10,033 INFO L138 BoogieDeclarations]: Found implementation of procedure sim_comp [2022-11-20 12:47:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_deinit_sw_vars [2022-11-20 12:47:10,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_deinit_sw_vars [2022-11-20 12:47:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_tx_polling [2022-11-20 12:47:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_tx_polling [2022-11-20 12:47:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:47:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 12:47:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_pi_mode_switch [2022-11-20 12:47:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_pi_mode_switch [2022-11-20 12:47:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65___0 [2022-11-20 12:47:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65___0 [2022-11-20 12:47:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure cal_bit_shift [2022-11-20 12:47:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_bit_shift [2022-11-20 12:47:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_enable_fw_download [2022-11-20 12:47:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_enable_fw_download [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-11-20 12:47:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-20 12:47:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-20 12:47:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-20 12:47:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-20 12:47:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-20 12:47:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_ps_rf_on [2022-11-20 12:47:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_ps_rf_on [2022-11-20 12:47:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___3 [2022-11-20 12:47:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___3 [2022-11-20 12:47:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___0 [2022-11-20 12:47:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___0 [2022-11-20 12:47:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 12:47:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 12:47:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_hw_init [2022-11-20 12:47:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_hw_init [2022-11-20 12:47:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure check_cond [2022-11-20 12:47:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure check_cond [2022-11-20 12:47:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_rfreg [2022-11-20 12:47:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_rfreg [2022-11-20 12:47:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_initial_gain_min_pwdb [2022-11-20 12:47:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_initial_gain_min_pwdb [2022-11-20 12:47:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2022-11-20 12:47:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2022-11-20 12:47:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_iq_calibrate [2022-11-20 12:47:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_iq_calibrate [2022-11-20 12:47:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-20 12:47:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-20 12:47:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-11-20 12:47:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-11-20 12:47:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-20 12:47:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-20 12:47:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_get_hw_reg [2022-11-20 12:47:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_get_hw_reg [2022-11-20 12:47:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_scan_operation_backup [2022-11-20 12:47:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_scan_operation_backup [2022-11-20 12:47:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-20 12:47:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-20 12:47:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_64___0 [2022-11-20 12:47:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_64___0 [2022-11-20 12:47:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-20 12:47:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-20 12:47:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 12:47:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 12:47:10,163 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_fill_h2c_cmd [2022-11-20 12:47:10,163 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_fill_h2c_cmd [2022-11-20 12:47:10,163 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_fw_page_write [2022-11-20 12:47:10,163 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_fw_page_write [2022-11-20 12:47:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-11-20 12:47:10,165 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-11-20 12:47:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_update_tx_ant [2022-11-20 12:47:10,165 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_update_tx_ant [2022-11-20 12:47:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 12:47:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 12:47:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 12:47:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 12:47:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure reload_adda [2022-11-20 12:47:10,166 INFO L138 BoogieDeclarations]: Found implementation of procedure reload_adda [2022-11-20 12:47:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 12:47:10,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 12:47:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-11-20 12:47:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-11-20 12:47:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_64 [2022-11-20 12:47:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_64 [2022-11-20 12:47:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2022-11-20 12:47:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2022-11-20 12:47:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_read_eeprom_info [2022-11-20 12:47:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_read_eeprom_info [2022-11-20 12:47:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_clock_off [2022-11-20 12:47:10,168 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_clock_off [2022-11-20 12:47:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-11-20 12:47:10,168 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-11-20 12:47:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-20 12:47:10,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-20 12:47:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_resume_tx_beacon [2022-11-20 12:47:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_resume_tx_beacon [2022-11-20 12:47:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_init_sw_vars [2022-11-20 12:47:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_init_sw_vars [2022-11-20 12:47:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-11-20 12:47:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-11-20 12:47:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-20 12:47:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-20 12:47:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88_config_s [2022-11-20 12:47:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88_config_s [2022-11-20 12:47:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-20 12:47:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-20 12:47:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-20 12:47:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-20 12:47:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 12:47:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 12:47:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure config_bb_with_header [2022-11-20 12:47:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure config_bb_with_header [2022-11-20 12:47:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-20 12:47:10,171 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-20 12:47:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-11-20 12:47:10,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-11-20 12:47:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_media_status [2022-11-20 12:47:10,171 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_media_status [2022-11-20 12:47:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_fwlps_leave [2022-11-20 12:47:10,172 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_fwlps_leave [2022-11-20 12:47:10,172 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-20 12:47:10,179 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-20 12:47:10,179 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_tx_fill_cmddesc [2022-11-20 12:47:10,179 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_tx_fill_cmddesc [2022-11-20 12:47:10,179 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-11-20 12:47:10,180 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-11-20 12:47:10,181 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_sw_chnl_cmdarray [2022-11-20 12:47:10,181 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_sw_chnl_cmdarray [2022-11-20 12:47:10,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 12:47:10,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 12:47:10,181 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_clock_on [2022-11-20 12:47:10,181 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_clock_on [2022-11-20 12:47:10,181 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-20 12:47:10,182 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-20 12:47:12,392 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:47:12,400 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:47:17,722 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 12:57:13,150 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-20 12:57:15,427 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:57:15,468 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:57:15,468 INFO L300 CfgBuilder]: Removed 20 assume(true) statements. [2022-11-20 12:57:15,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:57:15 BoogieIcfgContainer [2022-11-20 12:57:15,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:57:15,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:57:15,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:57:15,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:57:15,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:46:55" (1/3) ... [2022-11-20 12:57:15,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0cc212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:57:15, skipping insertion in model container [2022-11-20 12:57:15,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:07" (2/3) ... [2022-11-20 12:57:15,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0cc212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:57:15, skipping insertion in model container [2022-11-20 12:57:15,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:57:15" (3/3) ... [2022-11-20 12:57:15,487 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2022-11-20 12:57:15,509 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:57:15,509 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-20 12:57:15,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:57:15,738 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;@7a7f8d1c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:57:15,738 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-20 12:57:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand has 7584 states, 5170 states have (on average 1.3690522243713734) internal successors, (7078), 5335 states have internal predecessors, (7078), 2246 states have call successors, (2246), 174 states have call predecessors, (2246), 173 states have return successors, (2236), 2167 states have call predecessors, (2236), 2236 states have call successors, (2236) [2022-11-20 12:57:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-11-20 12:57:15,826 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:57:15,828 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] [2022-11-20 12:57:15,828 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 12:57:15,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:57:15,833 INFO L85 PathProgramCache]: Analyzing trace with hash 40010674, now seen corresponding path program 1 times [2022-11-20 12:57:15,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:57:15,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [505007200] [2022-11-20 12:57:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:57:15,888 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 12:57:15,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:57:15,895 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:57:15,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:57:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:57:39,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 10965 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:57:39,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:57:40,729 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 12:57:40,730 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:57:40,731 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:57:40,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [505007200] [2022-11-20 12:57:40,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [505007200] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:57:40,734 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:57:40,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:57:40,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163049917] [2022-11-20 12:57:40,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:57:40,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:57:40,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:57:40,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:57:40,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:57:40,796 INFO L87 Difference]: Start difference. First operand has 7584 states, 5170 states have (on average 1.3690522243713734) internal successors, (7078), 5335 states have internal predecessors, (7078), 2246 states have call successors, (2246), 174 states have call predecessors, (2246), 173 states have return successors, (2236), 2167 states have call predecessors, (2236), 2236 states have call successors, (2236) 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, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 12:57:44,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:57:46,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:57:46,751 INFO L93 Difference]: Finished difference Result 15028 states and 23294 transitions. [2022-11-20 12:57:46,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:57:46,754 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, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 327 [2022-11-20 12:57:46,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:57:46,860 INFO L225 Difference]: With dead ends: 15028 [2022-11-20 12:57:46,861 INFO L226 Difference]: Without dead ends: 9066 [2022-11-20 12:57:46,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 325 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 12:57:46,932 INFO L413 NwaCegarLoop]: 8784 mSDtfsCounter, 7309 mSDsluCounter, 7459 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7309 SdHoareTripleChecker+Valid, 16243 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-20 12:57:46,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7309 Valid, 16243 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2022-11-20 12:57:46,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9066 states. [2022-11-20 12:57:48,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9066 to 9062. [2022-11-20 12:57:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9062 states, 6425 states have (on average 1.3366536964980544) internal successors, (8588), 6574 states have internal predecessors, (8588), 2376 states have call successors, (2376), 271 states have call predecessors, (2376), 258 states have return successors, (2342), 2280 states have call predecessors, (2342), 2342 states have call successors, (2342) [2022-11-20 12:57:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9062 states to 9062 states and 13306 transitions. [2022-11-20 12:57:48,328 INFO L78 Accepts]: Start accepts. Automaton has 9062 states and 13306 transitions. Word has length 327 [2022-11-20 12:57:48,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:57:48,333 INFO L495 AbstractCegarLoop]: Abstraction has 9062 states and 13306 transitions. [2022-11-20 12:57:48,335 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, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 12:57:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 9062 states and 13306 transitions. [2022-11-20 12:57:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-11-20 12:57:48,355 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:57:48,357 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 12:57:48,572 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:57:48,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:57:48,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:57:48,688 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 12:57:48,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:57:48,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1405004672, now seen corresponding path program 1 times [2022-11-20 12:57:48,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:57:48,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1691801462] [2022-11-20 12:57:48,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:57:48,714 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 12:57:48,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:57:48,715 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:57:48,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:58:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:58:13,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 11054 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:58:13,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:58:14,486 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 12:58:14,486 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:58:14,487 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:58:14,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1691801462] [2022-11-20 12:58:14,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1691801462] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:58:14,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:58:14,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:58:14,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251710991] [2022-11-20 12:58:14,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:58:14,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:58:14,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:58:14,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:58:14,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:58:14,492 INFO L87 Difference]: Start difference. First operand 9062 states and 13306 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, (32), 3 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-20 12:58:18,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.87s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:58:19,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:58:19,906 INFO L93 Difference]: Finished difference Result 26972 states and 39842 transitions. [2022-11-20 12:58:19,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:58:19,908 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, (32), 3 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 336 [2022-11-20 12:58:19,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:58:20,090 INFO L225 Difference]: With dead ends: 26972 [2022-11-20 12:58:20,090 INFO L226 Difference]: Without dead ends: 17957 [2022-11-20 12:58:20,150 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 12:58:20,151 INFO L413 NwaCegarLoop]: 8024 mSDtfsCounter, 6647 mSDsluCounter, 6816 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6647 SdHoareTripleChecker+Valid, 14840 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:58:20,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6647 Valid, 14840 Invalid, 12 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-20 12:58:20,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17957 states. [2022-11-20 12:58:22,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17957 to 17923. [2022-11-20 12:58:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17923 states, 12720 states have (on average 1.33875786163522) internal successors, (17029), 13022 states have internal predecessors, (17029), 4693 states have call successors, (4693), 538 states have call predecessors, (4693), 507 states have return successors, (4833), 4490 states have call predecessors, (4833), 4627 states have call successors, (4833) [2022-11-20 12:58:22,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17923 states to 17923 states and 26555 transitions. [2022-11-20 12:58:22,316 INFO L78 Accepts]: Start accepts. Automaton has 17923 states and 26555 transitions. Word has length 336 [2022-11-20 12:58:22,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:58:22,317 INFO L495 AbstractCegarLoop]: Abstraction has 17923 states and 26555 transitions. [2022-11-20 12:58:22,318 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, (32), 3 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-20 12:58:22,318 INFO L276 IsEmpty]: Start isEmpty. Operand 17923 states and 26555 transitions. [2022-11-20 12:58:22,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-11-20 12:58:22,332 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:58:22,333 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:58:22,559 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:58:22,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:58:22,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:58:22,669 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 12:58:22,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:58:22,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1541532164, now seen corresponding path program 1 times [2022-11-20 12:58:22,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:58:22,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763849880] [2022-11-20 12:58:22,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:58:22,692 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 12:58:22,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:58:22,694 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:58:22,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:58:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:58:46,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 11026 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:58:46,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:58:47,307 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 12:58:47,311 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:58:47,312 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:58:47,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763849880] [2022-11-20 12:58:47,313 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [763849880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:58:47,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:58:47,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:58:47,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153909281] [2022-11-20 12:58:47,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:58:47,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:58:47,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:58:47,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:58:47,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:58:47,323 INFO L87 Difference]: Start difference. First operand 17923 states and 26555 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 12:58:51,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.96s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:58:56,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:58:56,947 INFO L93 Difference]: Finished difference Result 39601 states and 58541 transitions. [2022-11-20 12:58:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:58:56,948 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 350 [2022-11-20 12:58:56,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:58:57,100 INFO L225 Difference]: With dead ends: 39601 [2022-11-20 12:58:57,100 INFO L226 Difference]: Without dead ends: 21737 [2022-11-20 12:58:57,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 348 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 12:58:57,198 INFO L413 NwaCegarLoop]: 7790 mSDtfsCounter, 4688 mSDsluCounter, 6608 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4688 SdHoareTripleChecker+Valid, 14398 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:58:57,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4688 Valid, 14398 Invalid, 178 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 162 Invalid, 1 Unknown, 0 Unchecked, 8.2s Time] [2022-11-20 12:58:57,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21737 states. [2022-11-20 12:58:59,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21737 to 21703. [2022-11-20 12:58:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21703 states, 15152 states have (on average 1.3227956705385429) internal successors, (20043), 15565 states have internal predecessors, (20043), 5865 states have call successors, (5865), 725 states have call predecessors, (5865), 683 states have return successors, (6065), 5588 states have call predecessors, (6065), 5792 states have call successors, (6065) [2022-11-20 12:58:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21703 states to 21703 states and 31973 transitions. [2022-11-20 12:58:59,794 INFO L78 Accepts]: Start accepts. Automaton has 21703 states and 31973 transitions. Word has length 350 [2022-11-20 12:58:59,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:58:59,800 INFO L495 AbstractCegarLoop]: Abstraction has 21703 states and 31973 transitions. [2022-11-20 12:58:59,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 12:58:59,801 INFO L276 IsEmpty]: Start isEmpty. Operand 21703 states and 31973 transitions. [2022-11-20 12:58:59,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2022-11-20 12:58:59,815 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:58:59,815 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 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, 1] [2022-11-20 12:59:00,029 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:00,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:00,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:00,128 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 12:59:00,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:59:00,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1991986401, now seen corresponding path program 1 times [2022-11-20 12:59:00,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:59:00,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [208487214] [2022-11-20 12:59:00,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:59:00,149 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 12:59:00,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:59:00,151 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:00,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:59:23,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 11347 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:59:24,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:59:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 3251 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 3170 trivial. 0 not checked. [2022-11-20 12:59:24,624 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:59:24,624 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:59:24,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [208487214] [2022-11-20 12:59:24,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [208487214] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:59:24,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:59:24,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:59:24,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422515255] [2022-11-20 12:59:24,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:59:24,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:59:24,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:59:24,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:59:24,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:59:24,626 INFO L87 Difference]: Start difference. First operand 21703 states and 31973 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, (36), 3 states have call predecessors, (36), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-20 12:59:28,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:59:32,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:59:32,011 INFO L93 Difference]: Finished difference Result 58214 states and 85830 transitions. [2022-11-20 12:59:32,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:59:32,012 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, (36), 3 states have call predecessors, (36), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 363 [2022-11-20 12:59:32,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:59:32,259 INFO L225 Difference]: With dead ends: 58214 [2022-11-20 12:59:32,259 INFO L226 Difference]: Without dead ends: 36570 [2022-11-20 12:59:32,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 361 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 12:59:32,362 INFO L413 NwaCegarLoop]: 9743 mSDtfsCounter, 6533 mSDsluCounter, 6698 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6533 SdHoareTripleChecker+Valid, 16441 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-11-20 12:59:32,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6533 Valid, 16441 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2022-11-20 12:59:32,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36570 states. [2022-11-20 12:59:36,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36570 to 36534. [2022-11-20 12:59:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36534 states, 25571 states have (on average 1.3233741347620351) internal successors, (33840), 26275 states have internal predecessors, (33840), 9819 states have call successors, (9819), 1215 states have call predecessors, (9819), 1141 states have return successors, (10139), 9339 states have call predecessors, (10139), 9696 states have call successors, (10139) [2022-11-20 12:59:36,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36534 states to 36534 states and 53798 transitions. [2022-11-20 12:59:36,873 INFO L78 Accepts]: Start accepts. Automaton has 36534 states and 53798 transitions. Word has length 363 [2022-11-20 12:59:36,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:59:36,874 INFO L495 AbstractCegarLoop]: Abstraction has 36534 states and 53798 transitions. [2022-11-20 12:59:36,874 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, (36), 3 states have call predecessors, (36), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-20 12:59:36,874 INFO L276 IsEmpty]: Start isEmpty. Operand 36534 states and 53798 transitions. [2022-11-20 12:59:36,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-11-20 12:59:36,885 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:59:36,886 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 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, 1, 1] [2022-11-20 12:59:37,086 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:37,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:37,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:37,132 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 12:59:37,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:59:37,133 INFO L85 PathProgramCache]: Analyzing trace with hash -2044807428, now seen corresponding path program 1 times [2022-11-20 12:59:37,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:59:37,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [188961585] [2022-11-20 12:59:37,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:59:37,155 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 12:59:37,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:59:37,157 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 12:59:37,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f644b80a-267b-46de-9f2f-124c22bf7aba/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 13:00:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 13:00:01,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 11348 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 13:00:01,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 13:00:02,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3251 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 3170 trivial. 0 not checked. [2022-11-20 13:00:02,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 13:00:02,136 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 13:00:02,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [188961585] [2022-11-20 13:00:02,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [188961585] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 13:00:02,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 13:00:02,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 13:00:02,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669813631] [2022-11-20 13:00:02,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 13:00:02,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 13:00:02,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 13:00:02,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 13:00:02,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 13:00:02,140 INFO L87 Difference]: Start difference. First operand 36534 states and 53798 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (36), 3 states have call predecessors, (36), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-20 13:00:05,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.83s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 13:00:11,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 13:00:11,770 INFO L93 Difference]: Finished difference Result 107804 states and 158812 transitions. [2022-11-20 13:00:11,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 13:00:11,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (36), 3 states have call predecessors, (36), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 364 [2022-11-20 13:00:11,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 13:00:12,460 INFO L225 Difference]: With dead ends: 107804 [2022-11-20 13:00:12,460 INFO L226 Difference]: Without dead ends: 71329 [2022-11-20 13:00:12,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 362 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 13:00:12,638 INFO L413 NwaCegarLoop]: 10446 mSDtfsCounter, 6412 mSDsluCounter, 6669 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6412 SdHoareTripleChecker+Valid, 17115 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-20 13:00:12,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6412 Valid, 17115 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 117 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2022-11-20 13:00:12,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71329 states.