./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93890a4149f8ccc72c347448d790772c96dc9af5fdcf5ec8f5816140f9ba24c6 --- 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-5e519f3 [2022-11-03 02:22:05,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:22:05,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:22:05,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:22:05,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:22:05,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:22:05,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:22:05,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:22:05,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:22:05,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:22:05,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:22:05,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:22:05,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:22:05,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:22:05,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:22:05,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:22:05,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:22:05,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:22:05,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:22:05,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:22:05,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:22:05,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:22:05,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:22:05,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:22:05,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:22:05,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:22:05,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:22:05,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:22:05,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:22:05,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:22:05,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:22:05,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:22:05,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:22:05,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:22:05,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:22:05,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:22:05,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:22:05,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:22:05,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:22:05,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:22:05,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:22:05,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:22:05,224 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:22:05,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:22:05,225 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:22:05,225 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:22:05,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:22:05,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:22:05,231 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:22:05,231 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:22:05,231 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:22:05,231 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:22:05,232 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:22:05,233 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:22:05,233 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:22:05,233 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:22:05,233 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:22:05,233 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:22:05,234 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:22:05,234 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:22:05,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:22:05,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:22:05,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:22:05,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:22:05,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:22:05,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:22:05,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:22:05,238 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:22:05,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:22:05,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:22:05,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:22:05,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:22:05,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:22:05,239 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:22:05,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:22:05,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:22:05,240 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:22:05,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:22:05,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:22:05,240 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:22:05,240 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93890a4149f8ccc72c347448d790772c96dc9af5fdcf5ec8f5816140f9ba24c6 [2022-11-03 02:22:05,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:22:05,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:22:05,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:22:05,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:22:05,600 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:22:05,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i [2022-11-03 02:22:05,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/data/9b51add53/c6e2341351cf402fa034d14624413550/FLAG95f2f9b31 [2022-11-03 02:22:07,045 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:22:07,046 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i [2022-11-03 02:22:07,155 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/data/9b51add53/c6e2341351cf402fa034d14624413550/FLAG95f2f9b31 [2022-11-03 02:22:07,556 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/data/9b51add53/c6e2341351cf402fa034d14624413550 [2022-11-03 02:22:07,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:22:07,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:22:07,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:22:07,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:22:07,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:22:07,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:22:07" (1/1) ... [2022-11-03 02:22:07,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560d7a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:07, skipping insertion in model container [2022-11-03 02:22:07,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:22:07" (1/1) ... [2022-11-03 02:22:07,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:22:07,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:22:17,607 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[870923,870936] [2022-11-03 02:22:17,610 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[871089,871102] [2022-11-03 02:22:17,611 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[871253,871266] [2022-11-03 02:22:17,612 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[871418,871431] [2022-11-03 02:22:17,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:22:17,815 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:22:18,760 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[870923,870936] [2022-11-03 02:22:18,761 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[871089,871102] [2022-11-03 02:22:18,762 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[871253,871266] [2022-11-03 02:22:18,762 WARN L230 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_bca9d957-cf73-4449-bbb8-d1a14318f7de/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[871418,871431] [2022-11-03 02:22:18,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:22:19,282 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:22:19,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19 WrapperNode [2022-11-03 02:22:19,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:22:19,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:22:19,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:22:19,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:22:19,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:19,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:20,236 INFO L138 Inliner]: procedures = 796, calls = 11384, calls flagged for inlining = 492, calls inlined = 456, statements flattened = 24363 [2022-11-03 02:22:20,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:22:20,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:22:20,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:22:20,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:22:20,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:20,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:20,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:20,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:20,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:20,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:20,992 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:21,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:21,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:22:21,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:22:21,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:22:21,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:22:21,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (1/1) ... [2022-11-03 02:22:21,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:22:21,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:22:21,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:22:21,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca9d957-cf73-4449-bbb8-d1a14318f7de/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:22:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mac_event_disconnected [2022-11-03 02:22:21,563 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mac_event_disconnected [2022-11-03 02:22:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_register [2022-11-03 02:22:21,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_register [2022-11-03 02:22:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-03 02:22:21,573 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2022-11-03 02:22:21,573 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2022-11-03 02:22:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_35_6 [2022-11-03 02:22:21,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_35_6 [2022-11-03 02:22:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-03 02:22:21,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-03 02:22:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_channel [2022-11-03 02:22:21,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_channel [2022-11-03 02:22:21,575 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mesh [2022-11-03 02:22:21,575 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mesh [2022-11-03 02:22:21,575 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-03 02:22:21,575 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-03 02:22:21,575 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-11-03 02:22:21,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-11-03 02:22:21,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_lbs_private [2022-11-03 02:22:21,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_lbs_private [2022-11-03 02:22:21,576 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ps_confirm_sleep [2022-11-03 02:22:21,576 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ps_confirm_sleep [2022-11-03 02:22:21,576 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_host_sleep_cfg [2022-11-03 02:22:21,576 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_host_sleep_cfg [2022-11-03 02:22:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 02:22:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:22:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:22:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-11-03 02:22:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-11-03 02:22:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 02:22:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 02:22:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd_async [2022-11-03 02:22:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd_async [2022-11-03 02:22:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_wep_keys [2022-11-03 02:22:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_wep_keys [2022-11-03 02:22:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_auth_to_authtype [2022-11-03 02:22:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_auth_to_authtype [2022-11-03 02:22:21,579 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-03 02:22:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-03 02:22:21,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-03 02:22:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-03 02:22:21,580 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_get_reg [2022-11-03 02:22:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_get_reg [2022-11-03 02:22:21,580 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_eth_stop [2022-11-03 02:22:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_eth_stop [2022-11-03 02:22:21,580 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_free_adapter [2022-11-03 02:22:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_free_adapter [2022-11-03 02:22:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_iface_active [2022-11-03 02:22:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_iface_active [2022-11-03 02:22:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_16_5 [2022-11-03 02:22:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_16_5 [2022-11-03 02:22:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure _internal_start_scan [2022-11-03 02:22:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure _internal_start_scan [2022-11-03 02:22:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_ps_mode [2022-11-03 02:22:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_ps_mode [2022-11-03 02:22:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure add_ie_rates [2022-11-03 02:22:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure add_ie_rates [2022-11-03 02:22:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_mesh [2022-11-03 02:22:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_mesh [2022-11-03 02:22:21,583 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ethtool_get_eeprom_len [2022-11-03 02:22:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ethtool_get_eeprom_len [2022-11-03 02:22:21,583 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-03 02:22:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-03 02:22:21,583 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_async [2022-11-03 02:22:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cmd_async [2022-11-03 02:22:21,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:22:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:22:21,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:22:21,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lbs_exit_module_38_2 [2022-11-03 02:22:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lbs_exit_module_38_2 [2022-11-03 02:22:21,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 02:22:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 02:22:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2022-11-03 02:22:21,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2022-11-03 02:22:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-03 02:22:21,599 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-03 02:22:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_disconnect [2022-11-03 02:22:21,599 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_disconnect [2022-11-03 02:22:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-03 02:22:21,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-03 02:22:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:22:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-03 02:22:21,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-03 02:22:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-03 02:22:21,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-03 02:22:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-03 02:22:21,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-03 02:22:21,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 02:22:21,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 02:22:21,601 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-03 02:22:21,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-03 02:22:21,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:22:21,601 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_stop [2022-11-03 02:22:21,602 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_stop [2022-11-03 02:22:21,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:22:21,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:22:21,602 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:22:21,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:22:21,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:22:21,602 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_complete_command [2022-11-03 02:22:21,603 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_complete_command [2022-11-03 02:22:21,603 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 02:22:21,603 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2022-11-03 02:22:21,603 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2022-11-03 02:22:21,603 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-03 02:22:21,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-03 02:22:21,604 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 02:22:21,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 02:22:21,604 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_snmp_mib [2022-11-03 02:22:21,604 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_snmp_mib [2022-11-03 02:22:21,604 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_11d_domain_info [2022-11-03 02:22:21,605 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_11d_domain_info [2022-11-03 02:22:21,605 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:22:21,605 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:22:21,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 02:22:21,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 02:22:21,605 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_control [2022-11-03 02:22:21,606 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_control [2022-11-03 02:22:21,606 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-03 02:22:21,606 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-03 02:22:21,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:22:21,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:22:21,606 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_resume [2022-11-03 02:22:21,607 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_resume [2022-11-03 02:22:21,607 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 02:22:21,607 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 02:22:21,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:22:21,607 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2022-11-03 02:22:21,607 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2022-11-03 02:22:21,608 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-03 02:22:21,608 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-03 02:22:21,608 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 02:22:21,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 02:22:21,608 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-03 02:22:21,608 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-03 02:22:21,608 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_dummy [2022-11-03 02:22:21,609 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_dummy [2022-11-03 02:22:21,609 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_multicast_list [2022-11-03 02:22:21,609 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_multicast_list [2022-11-03 02:22:21,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:22:21,609 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:22:21,609 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_thread [2022-11-03 02:22:21,609 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_thread [2022-11-03 02:22:21,610 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-03 02:22:21,622 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-03 02:22:21,622 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-03 02:22:21,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-03 02:22:21,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:22:21,622 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 02:22:21,623 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 02:22:21,623 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_threshold_read [2022-11-03 02:22:21,623 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_threshold_read [2022-11-03 02:22:21,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:22:21,623 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 02:22:21,623 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 02:22:21,623 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-03 02:22:21,623 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-03 02:22:21,624 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-03 02:22:21,624 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-03 02:22:21,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:22:21,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:22:21,624 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_bss_get_ie [2022-11-03 02:22:21,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_bss_get_ie [2022-11-03 02:22:21,624 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-03 02:22:21,624 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-03 02:22:21,624 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd [2022-11-03 02:22:21,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd [2022-11-03 02:22:21,625 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_command_queue_empty [2022-11-03 02:22:21,625 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_command_queue_empty [2022-11-03 02:22:21,625 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2022-11-03 02:22:21,625 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2022-11-03 02:22:21,625 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_process_event [2022-11-03 02:22:21,625 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_process_event [2022-11-03 02:22:21,625 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 02:22:21,626 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 02:22:21,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-03 02:22:21,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-03 02:22:21,626 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2022-11-03 02:22:21,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2022-11-03 02:22:21,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:22:21,628 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-03 02:22:21,628 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-03 02:22:21,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:22:21,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:22:21,628 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mcast_addrs [2022-11-03 02:22:21,628 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mcast_addrs [2022-11-03 02:22:21,628 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___3 [2022-11-03 02:22:21,628 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___3 [2022-11-03 02:22:21,629 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___0 [2022-11-03 02:22:21,629 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___0 [2022-11-03 02:22:21,629 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-03 02:22:21,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-03 02:22:21,629 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-11-03 02:22:21,629 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-11-03 02:22:21,629 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_ssid_tlv [2022-11-03 02:22:21,629 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_ssid_tlv [2022-11-03 02:22:21,629 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_mesh_config_send [2022-11-03 02:22:21,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_mesh_config_send [2022-11-03 02:22:21,630 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-03 02:22:21,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_lbs_private [2022-11-03 02:22:21,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_lbs_private [2022-11-03 02:22:21,630 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-03 02:22:21,630 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-03 02:22:21,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:22:21,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:22:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_access [2022-11-03 02:22:21,631 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_access [2022-11-03 02:22:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 02:22:21,631 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 02:22:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:22:21,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:22:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 02:22:21,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 02:22:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2022-11-03 02:22:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2022-11-03 02:22:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_free [2022-11-03 02:22:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_free [2022-11-03 02:22:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:22:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:22:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-11-03 02:22:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-11-03 02:22:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_reg [2022-11-03 02:22:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_reg [2022-11-03 02:22:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:22:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:22:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 02:22:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 02:22:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:22:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:22:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-03 02:22:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-03 02:22:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-11-03 02:22:21,636 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_key_material [2022-11-03 02:22:21,636 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_key_material [2022-11-03 02:22:21,637 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-03 02:22:21,637 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-03 02:22:21,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:22:21,638 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-03 02:22:21,638 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-03 02:22:21,638 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_sleepparams_read [2022-11-03 02:22:21,654 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_sleepparams_read [2022-11-03 02:22:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:22:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:22:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_mesh [2022-11-03 02:22:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_mesh [2022-11-03 02:22:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-03 02:22:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-03 02:22:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:22:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-03 02:22:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-03 02:22:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-03 02:22:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-03 02:22:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_activated [2022-11-03 02:22:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_activated [2022-11-03 02:22:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:22:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_complete_command [2022-11-03 02:22:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_complete_command [2022-11-03 02:22:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2022-11-03 02:22:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2022-11-03 02:22:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:22:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:22:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-03 02:22:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-03 02:22:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-03 02:22:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-03 02:22:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2022-11-03 02:22:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2022-11-03 02:22:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_dev_open [2022-11-03 02:22:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_dev_open [2022-11-03 02:22:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure print_ssid [2022-11-03 02:22:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure print_ssid [2022-11-03 02:22:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_wep_keys [2022-11-03 02:22:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_wep_keys [2022-11-03 02:22:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:22:21,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:22:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:22:21,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:22:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_update_mcast [2022-11-03 02:22:21,664 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_update_mcast [2022-11-03 02:22:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-03 02:22:21,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-03 02:22:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_rates [2022-11-03 02:22:21,664 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_rates [2022-11-03 02:22:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-03 02:22:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-03 02:22:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-03 02:22:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-03 02:22:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_iface_type [2022-11-03 02:22:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_iface_type [2022-11-03 02:22:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_dev_open [2022-11-03 02:22:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_dev_open [2022-11-03 02:22:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:22:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:22:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:22:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-03 02:22:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-03 02:22:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_get_channel [2022-11-03 02:22:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_get_channel [2022-11-03 02:22:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_suspend [2022-11-03 02:22:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_suspend [2022-11-03 02:22:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2022-11-03 02:22:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2022-11-03 02:22:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_15 [2022-11-03 02:22:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_15 [2022-11-03 02:22:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_bss [2022-11-03 02:22:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_bss [2022-11-03 02:22:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_done [2022-11-03 02:22:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_done [2022-11-03 02:22:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-03 02:22:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-03 02:22:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-03 02:22:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-03 02:22:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2022-11-03 02:22:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2022-11-03 02:22:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_deep_sleep [2022-11-03 02:22:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_deep_sleep [2022-11-03 02:22:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex [2022-11-03 02:22:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex [2022-11-03 02:22:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 02:22:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 02:22:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_threshold_write [2022-11-03 02:22:21,669 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_threshold_write [2022-11-03 02:22:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_setup_firmware [2022-11-03 02:22:21,669 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_setup_firmware [2022-11-03 02:22:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:22:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-03 02:22:21,669 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-03 02:22:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config [2022-11-03 02:22:21,669 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config [2022-11-03 02:22:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_802_11_sleep_params [2022-11-03 02:22:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cmd_802_11_sleep_params [2022-11-03 02:22:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_monitor_mode [2022-11-03 02:22:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_monitor_mode [2022-11-03 02:22:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___1 [2022-11-03 02:22:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___1 [2022-11-03 02:22:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-11-03 02:22:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-11-03 02:22:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:22:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:22:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-11-03 02:22:21,671 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-11-03 02:22:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_enable_rsn [2022-11-03 02:22:21,671 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_enable_rsn [2022-11-03 02:22:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_card [2022-11-03 02:22:21,671 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_card [2022-11-03 02:22:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-03 02:22:21,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-03 02:22:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:22:21,671 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:22:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2022-11-03 02:22:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2022-11-03 02:22:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_send_mic_failureevent [2022-11-03 02:22:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_send_mic_failureevent [2022-11-03 02:22:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_post [2022-11-03 02:22:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_post [2022-11-03 02:22:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:22:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:22:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-03 02:22:21,673 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-03 02:22:21,676 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_stop_iface [2022-11-03 02:22:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_stop_iface [2022-11-03 02:22:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_radio [2022-11-03 02:22:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_radio [2022-11-03 02:22:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_iface [2022-11-03 02:22:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_iface [2022-11-03 02:22:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-03 02:22:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-03 02:22:21,678 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 02:22:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 02:22:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure mesh_get_default_parameters [2022-11-03 02:22:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure mesh_get_default_parameters [2022-11-03 02:22:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_debugfs_read [2022-11-03 02:22:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_debugfs_read [2022-11-03 02:22:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:22:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:22:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-03 02:22:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-03 02:22:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config_send [2022-11-03 02:22:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config_send [2022-11-03 02:22:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_disconnected [2022-11-03 02:22:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_disconnected [2022-11-03 02:22:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-03 02:22:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-03 02:22:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-11-03 02:22:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-11-03 02:22:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cleanup_and_insert_cmd [2022-11-03 02:22:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cleanup_and_insert_cmd [2022-11-03 02:22:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-03 02:22:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-03 02:22:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_host_sleep [2022-11-03 02:22:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_host_sleep [2022-11-03 02:22:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:22:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 02:22:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 02:22:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-03 02:22:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-03 02:22:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-03 02:22:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-03 02:22:24,219 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:22:24,224 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:22:26,485 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:33:10,040 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-03 02:33:10,631 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:33:23,121 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:33:23,121 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-03 02:33:23,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:33:23 BoogieIcfgContainer [2022-11-03 02:33:23,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:33:23,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:33:23,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:33:23,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:33:23,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:22:07" (1/3) ... [2022-11-03 02:33:23,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79fda173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:33:23, skipping insertion in model container [2022-11-03 02:33:23,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:22:19" (2/3) ... [2022-11-03 02:33:23,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79fda173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:33:23, skipping insertion in model container [2022-11-03 02:33:23,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:33:23" (3/3) ... [2022-11-03 02:33:23,146 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i [2022-11-03 02:33:23,172 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:33:23,173 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-03 02:33:23,387 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:33:23,405 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=FINITE_AUTOMATA, 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;@20b9972b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:33:23,405 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-03 02:33:23,432 INFO L276 IsEmpty]: Start isEmpty. Operand has 5525 states, 3482 states have (on average 1.3449167145318783) internal successors, (4683), 3554 states have internal predecessors, (4683), 1854 states have call successors, (1854), 189 states have call predecessors, (1854), 188 states have return successors, (1847), 1835 states have call predecessors, (1847), 1847 states have call successors, (1847) [2022-11-03 02:33:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1522 [2022-11-03 02:33:23,587 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:33:23,590 INFO L195 NwaCegarLoop]: trace histogram [151, 150, 150, 150, 150, 150, 150, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:33:23,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-03 02:33:23,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:33:23,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1135763522, now seen corresponding path program 1 times [2022-11-03 02:33:23,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:33:23,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284821830] [2022-11-03 02:33:23,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:33:23,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:33:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:33:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 89700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89700 trivial. 0 not checked. [2022-11-03 02:33:30,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:33:30,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284821830] [2022-11-03 02:33:30,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284821830] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:33:30,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:33:30,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:33:30,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952885348] [2022-11-03 02:33:30,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:33:30,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:33:30,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:33:30,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:33:30,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:33:30,355 INFO L87 Difference]: Start difference. First operand has 5525 states, 3482 states have (on average 1.3449167145318783) internal successors, (4683), 3554 states have internal predecessors, (4683), 1854 states have call successors, (1854), 189 states have call predecessors, (1854), 188 states have return successors, (1847), 1835 states have call predecessors, (1847), 1847 states have call successors, (1847) Second operand has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (155), 2 states have call predecessors, (155), 1 states have return successors, (153), 3 states have call predecessors, (153), 3 states have call successors, (153) [2022-11-03 02:33:33,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:40,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:45,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:33:45,905 INFO L93 Difference]: Finished difference Result 14545 states and 22147 transitions. [2022-11-03 02:33:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:33:45,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (155), 2 states have call predecessors, (155), 1 states have return successors, (153), 3 states have call predecessors, (153), 3 states have call successors, (153) Word has length 1521 [2022-11-03 02:33:45,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:33:46,066 INFO L225 Difference]: With dead ends: 14545 [2022-11-03 02:33:46,066 INFO L226 Difference]: Without dead ends: 9310 [2022-11-03 02:33:46,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:33:46,126 INFO L413 NwaCegarLoop]: 8568 mSDtfsCounter, 5822 mSDsluCounter, 8291 mSDsCounter, 0 mSdLazyCounter, 2226 mSolverCounterSat, 11 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5823 SdHoareTripleChecker+Valid, 15779 SdHoareTripleChecker+Invalid, 2239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 2226 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:33:46,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5823 Valid, 15779 Invalid, 2239 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 2226 Invalid, 2 Unknown, 0 Unchecked, 14.6s Time] [2022-11-03 02:33:46,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9310 states. [2022-11-03 02:33:47,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9310 to 9310. [2022-11-03 02:33:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9310 states, 5880 states have (on average 1.3465986394557823) internal successors, (7918), 5995 states have internal predecessors, (7918), 3103 states have call successors, (3103), 325 states have call predecessors, (3103), 324 states have return successors, (3100), 3086 states have call predecessors, (3100), 3099 states have call successors, (3100) [2022-11-03 02:33:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9310 states to 9310 states and 14121 transitions. [2022-11-03 02:33:47,604 INFO L78 Accepts]: Start accepts. Automaton has 9310 states and 14121 transitions. Word has length 1521 [2022-11-03 02:33:47,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:33:47,610 INFO L495 AbstractCegarLoop]: Abstraction has 9310 states and 14121 transitions. [2022-11-03 02:33:47,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (155), 2 states have call predecessors, (155), 1 states have return successors, (153), 3 states have call predecessors, (153), 3 states have call successors, (153) [2022-11-03 02:33:47,612 INFO L276 IsEmpty]: Start isEmpty. Operand 9310 states and 14121 transitions. [2022-11-03 02:33:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1562 [2022-11-03 02:33:47,780 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:33:47,781 INFO L195 NwaCegarLoop]: trace histogram [153, 150, 150, 150, 150, 150, 150, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:33:47,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:33:47,782 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-03 02:33:47,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:33:47,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1407820492, now seen corresponding path program 1 times [2022-11-03 02:33:47,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:33:47,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561486304] [2022-11-03 02:33:47,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:33:47,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:33:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:33:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 90310 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 90306 trivial. 0 not checked. [2022-11-03 02:33:51,514 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:33:51,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561486304] [2022-11-03 02:33:51,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561486304] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:33:51,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:33:51,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:33:51,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277136370] [2022-11-03 02:33:51,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:33:51,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:33:51,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:33:51,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:33:51,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:33:51,533 INFO L87 Difference]: Start difference. First operand 9310 states and 14121 transitions. Second operand has 4 states, 4 states have (on average 49.25) internal successors, (197), 4 states have internal predecessors, (197), 3 states have call successors, (160), 2 states have call predecessors, (160), 2 states have return successors, (158), 3 states have call predecessors, (158), 2 states have call successors, (158) [2022-11-03 02:33:54,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:34:18,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:35:20,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:35:20,681 INFO L93 Difference]: Finished difference Result 36233 states and 55166 transitions. [2022-11-03 02:35:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:35:20,687 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 49.25) internal successors, (197), 4 states have internal predecessors, (197), 3 states have call successors, (160), 2 states have call predecessors, (160), 2 states have return successors, (158), 3 states have call predecessors, (158), 2 states have call successors, (158) Word has length 1561 [2022-11-03 02:35:20,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:35:20,944 INFO L225 Difference]: With dead ends: 36233 [2022-11-03 02:35:20,944 INFO L226 Difference]: Without dead ends: 27224 [2022-11-03 02:35:21,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:35:21,017 INFO L413 NwaCegarLoop]: 20453 mSDtfsCounter, 15723 mSDsluCounter, 25073 mSDsCounter, 0 mSdLazyCounter, 14221 mSolverCounterSat, 14 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15727 SdHoareTripleChecker+Valid, 41276 SdHoareTripleChecker+Invalid, 14237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 14221 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 86.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:35:21,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15727 Valid, 41276 Invalid, 14237 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [14 Valid, 14221 Invalid, 2 Unknown, 0 Unchecked, 86.2s Time] [2022-11-03 02:35:21,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27224 states. [2022-11-03 02:35:24,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27224 to 27192. [2022-11-03 02:35:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27192 states, 17265 states have (on average 1.3526209093541848) internal successors, (23353), 17600 states have internal predecessors, (23353), 8961 states have call successors, (8961), 963 states have call predecessors, (8961), 963 states have return successors, (9036), 8916 states have call predecessors, (9036), 8957 states have call successors, (9036) [2022-11-03 02:35:25,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27192 states to 27192 states and 41350 transitions. [2022-11-03 02:35:25,090 INFO L78 Accepts]: Start accepts. Automaton has 27192 states and 41350 transitions. Word has length 1561 [2022-11-03 02:35:25,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:35:25,096 INFO L495 AbstractCegarLoop]: Abstraction has 27192 states and 41350 transitions. [2022-11-03 02:35:25,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 49.25) internal successors, (197), 4 states have internal predecessors, (197), 3 states have call successors, (160), 2 states have call predecessors, (160), 2 states have return successors, (158), 3 states have call predecessors, (158), 2 states have call successors, (158) [2022-11-03 02:35:25,097 INFO L276 IsEmpty]: Start isEmpty. Operand 27192 states and 41350 transitions. [2022-11-03 02:35:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1566 [2022-11-03 02:35:25,150 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:35:25,151 INFO L195 NwaCegarLoop]: trace histogram [153, 150, 150, 150, 150, 150, 150, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:35:25,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:35:25,152 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-03 02:35:25,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:35:25,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1101440969, now seen corresponding path program 1 times [2022-11-03 02:35:25,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:35:25,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202648245] [2022-11-03 02:35:25,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:35:25,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:35:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:35:35,151 INFO L134 CoverageAnalysis]: Checked inductivity of 90311 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 90306 trivial. 0 not checked. [2022-11-03 02:35:35,152 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:35:35,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202648245] [2022-11-03 02:35:35,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202648245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:35:35,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:35:35,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:35:35,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045219735] [2022-11-03 02:35:35,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:35:35,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:35:35,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:35:35,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:35:35,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:35:35,158 INFO L87 Difference]: Start difference. First operand 27192 states and 41350 transitions. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 3 states have call successors, (161), 2 states have call predecessors, (161), 1 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2022-11-03 02:35:37,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:35:45,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:35:50,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:35:50,719 INFO L93 Difference]: Finished difference Result 36969 states and 55898 transitions. [2022-11-03 02:35:50,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:35:50,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 3 states have call successors, (161), 2 states have call predecessors, (161), 1 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) Word has length 1565 [2022-11-03 02:35:50,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:35:50,913 INFO L225 Difference]: With dead ends: 36969 [2022-11-03 02:35:50,914 INFO L226 Difference]: Without dead ends: 27268 [2022-11-03 02:35:50,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:35:51,002 INFO L413 NwaCegarLoop]: 8744 mSDtfsCounter, 5933 mSDsluCounter, 7871 mSDsCounter, 0 mSdLazyCounter, 2281 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5934 SdHoareTripleChecker+Valid, 15522 SdHoareTripleChecker+Invalid, 2283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2281 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:35:51,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5934 Valid, 15522 Invalid, 2283 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2281 Invalid, 2 Unknown, 0 Unchecked, 13.8s Time] [2022-11-03 02:35:51,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27268 states. [2022-11-03 02:35:54,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27268 to 27265. [2022-11-03 02:35:55,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27265 states, 17301 states have (on average 1.3522339749147447) internal successors, (23395), 17638 states have internal predecessors, (23395), 8977 states have call successors, (8977), 984 states have call predecessors, (8977), 984 states have return successors, (9052), 8930 states have call predecessors, (9052), 8973 states have call successors, (9052) [2022-11-03 02:35:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27265 states to 27265 states and 41424 transitions. [2022-11-03 02:35:55,177 INFO L78 Accepts]: Start accepts. Automaton has 27265 states and 41424 transitions. Word has length 1565 [2022-11-03 02:35:55,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:35:55,180 INFO L495 AbstractCegarLoop]: Abstraction has 27265 states and 41424 transitions. [2022-11-03 02:35:55,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 3 states have call successors, (161), 2 states have call predecessors, (161), 1 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2022-11-03 02:35:55,180 INFO L276 IsEmpty]: Start isEmpty. Operand 27265 states and 41424 transitions. [2022-11-03 02:35:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1576 [2022-11-03 02:35:55,238 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:35:55,239 INFO L195 NwaCegarLoop]: trace histogram [154, 151, 151, 151, 151, 151, 151, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:35:55,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:35:55,240 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-03 02:35:55,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:35:55,242 INFO L85 PathProgramCache]: Analyzing trace with hash 2023622479, now seen corresponding path program 1 times [2022-11-03 02:35:55,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:35:55,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924896842] [2022-11-03 02:35:55,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:35:55,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:35:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat