./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4b4d1109d3d8d53e29825c3b476b87cdd6fec06f9f511afc6c3035bd20ad8bf5 --- 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-8393723 [2022-11-18 21:09:25,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:09:25,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:09:25,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:09:25,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:09:25,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:09:25,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:09:25,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:09:25,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:09:25,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:09:25,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:09:25,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:09:25,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:09:25,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:09:25,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:09:25,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:09:25,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:09:25,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:09:25,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:09:25,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:09:25,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:09:25,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:09:25,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:09:25,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:09:25,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:09:25,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:09:25,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:09:25,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:09:25,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:09:25,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:09:25,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:09:25,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:09:25,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:09:25,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:09:25,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:09:25,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:09:25,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:09:25,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:09:25,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:09:25,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:09:25,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:09:25,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 21:09:25,601 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:09:25,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:09:25,602 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:09:25,602 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:09:25,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:09:25,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:09:25,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:09:25,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:09:25,605 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:09:25,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:09:25,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:09:25,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:09:25,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 21:09:25,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:09:25,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 21:09:25,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 21:09:25,607 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:09:25,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 21:09:25,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:09:25,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:09:25,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:09:25,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:09:25,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:09:25,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:09:25,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 21:09:25,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 21:09:25,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 21:09:25,610 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 21:09:25,611 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 21:09:25,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 21:09:25,611 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b4d1109d3d8d53e29825c3b476b87cdd6fec06f9f511afc6c3035bd20ad8bf5 [2022-11-18 21:09:26,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:09:26,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:09:26,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:09:26,100 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:09:26,101 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:09:26,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i [2022-11-18 21:09:26,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/data/c249cf63a/5a08576da0d74ef09b9e61c2e758003a/FLAG0e2c9283c [2022-11-18 21:09:27,867 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:09:27,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i [2022-11-18 21:09:27,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/data/c249cf63a/5a08576da0d74ef09b9e61c2e758003a/FLAG0e2c9283c [2022-11-18 21:09:28,234 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/data/c249cf63a/5a08576da0d74ef09b9e61c2e758003a [2022-11-18 21:09:28,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:09:28,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:09:28,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:09:28,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:09:28,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:09:28,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:09:28" (1/1) ... [2022-11-18 21:09:28,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e10388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:28, skipping insertion in model container [2022-11-18 21:09:28,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:09:28" (1/1) ... [2022-11-18 21:09:28,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:09:28,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:09:39,377 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[800980,800993] [2022-11-18 21:09:39,383 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[801146,801159] [2022-11-18 21:09:39,384 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[801310,801323] [2022-11-18 21:09:39,385 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[801475,801488] [2022-11-18 21:09:39,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:09:39,574 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 21:09:40,948 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[800980,800993] [2022-11-18 21:09:40,950 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[801146,801159] [2022-11-18 21:09:40,951 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[801310,801323] [2022-11-18 21:09:40,952 WARN L234 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_f9d0a579-98de-4d13-ae82-a1dd542a295b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i[801475,801488] [2022-11-18 21:09:40,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:09:41,592 INFO L208 MainTranslator]: Completed translation [2022-11-18 21:09:41,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41 WrapperNode [2022-11-18 21:09:41,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:09:41,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 21:09:41,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 21:09:41,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 21:09:41,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:41,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:42,795 INFO L138 Inliner]: procedures = 733, calls = 11200, calls flagged for inlining = 427, calls inlined = 391, statements flattened = 21260 [2022-11-18 21:09:42,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 21:09:42,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 21:09:42,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 21:09:42,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 21:09:42,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:42,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:42,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:42,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:43,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:43,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:44,253 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:44,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:44,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 21:09:44,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 21:09:44,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 21:09:44,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 21:09:44,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (1/1) ... [2022-11-18 21:09:44,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:09:44,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:09:44,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 21:09:44,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d0a579-98de-4d13-ae82-a1dd542a295b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 21:09:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mac_event_disconnected [2022-11-18 21:09:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mac_event_disconnected [2022-11-18 21:09:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_register [2022-11-18 21:09:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_register [2022-11-18 21:09:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-18 21:09:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-18 21:09:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-18 21:09:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 21:09:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 21:09:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_access [2022-11-18 21:09:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_access [2022-11-18 21:09:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2022-11-18 21:09:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2022-11-18 21:09:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_35_6 [2022-11-18 21:09:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_35_6 [2022-11-18 21:09:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-18 21:09:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-18 21:09:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-18 21:09:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-18 21:09:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 21:09:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 21:09:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_channel [2022-11-18 21:09:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_channel [2022-11-18 21:09:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mesh [2022-11-18 21:09:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mesh [2022-11-18 21:09:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-18 21:09:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-18 21:09:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-11-18 21:09:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-11-18 21:09:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-18 21:09:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-18 21:09:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_lbs_private [2022-11-18 21:09:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_lbs_private [2022-11-18 21:09:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ps_confirm_sleep [2022-11-18 21:09:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ps_confirm_sleep [2022-11-18 21:09:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2022-11-18 21:09:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2022-11-18 21:09:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_free [2022-11-18 21:09:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_free [2022-11-18 21:09:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 21:09:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 21:09:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_20 [2022-11-18 21:09:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_20 [2022-11-18 21:09:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_host_sleep_cfg [2022-11-18 21:09:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_host_sleep_cfg [2022-11-18 21:09:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-11-18 21:09:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-11-18 21:09:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_reg [2022-11-18 21:09:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_reg [2022-11-18 21:09:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-18 21:09:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 21:09:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 21:09:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 21:09:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 21:09:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-11-18 21:09:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-11-18 21:09:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 21:09:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 21:09:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 21:09:44,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 21:09:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-18 21:09:44,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-18 21:09:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 21:09:44,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 21:09:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-11-18 21:09:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_16 [2022-11-18 21:09:44,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_16 [2022-11-18 21:09:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_key_material [2022-11-18 21:09:44,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_key_material [2022-11-18 21:09:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd_async [2022-11-18 21:09:44,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd_async [2022-11-18 21:09:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_wep_keys [2022-11-18 21:09:44,960 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_wep_keys [2022-11-18 21:09:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-18 21:09:44,961 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-18 21:09:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 21:09:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_auth_to_authtype [2022-11-18 21:09:44,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_auth_to_authtype [2022-11-18 21:09:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure auto_deepsleep_timer_fn [2022-11-18 21:09:44,963 INFO L138 BoogieDeclarations]: Found implementation of procedure auto_deepsleep_timer_fn [2022-11-18 21:09:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-18 21:09:44,963 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-18 21:09:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_sleepparams_read [2022-11-18 21:09:44,964 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_sleepparams_read [2022-11-18 21:09:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-18 21:09:44,966 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-18 21:09:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-18 21:09:44,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-18 21:09:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_get_reg [2022-11-18 21:09:44,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_get_reg [2022-11-18 21:09:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_eth_stop [2022-11-18 21:09:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_eth_stop [2022-11-18 21:09:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_free_adapter [2022-11-18 21:09:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_free_adapter [2022-11-18 21:09:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 21:09:44,970 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 21:09:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_iface_active [2022-11-18 21:09:44,970 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_iface_active [2022-11-18 21:09:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure _internal_start_scan [2022-11-18 21:09:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure _internal_start_scan [2022-11-18 21:09:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_ps_mode [2022-11-18 21:09:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_ps_mode [2022-11-18 21:09:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_mesh [2022-11-18 21:09:44,972 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_mesh [2022-11-18 21:09:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-18 21:09:44,973 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-18 21:09:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure add_ie_rates [2022-11-18 21:09:44,973 INFO L138 BoogieDeclarations]: Found implementation of procedure add_ie_rates [2022-11-18 21:09:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 21:09:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-18 21:09:44,974 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-18 21:09:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_28_2 [2022-11-18 21:09:44,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_28_2 [2022-11-18 21:09:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_mesh [2022-11-18 21:09:44,981 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_mesh [2022-11-18 21:09:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ethtool_get_eeprom_len [2022-11-18 21:09:44,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ethtool_get_eeprom_len [2022-11-18 21:09:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-18 21:09:44,985 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-18 21:09:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_async [2022-11-18 21:09:44,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cmd_async [2022-11-18 21:09:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-18 21:09:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-18 21:09:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_activated [2022-11-18 21:09:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_activated [2022-11-18 21:09:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 21:09:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_complete_command [2022-11-18 21:09:44,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_complete_command [2022-11-18 21:09:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 21:09:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 21:09:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2022-11-18 21:09:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2022-11-18 21:09:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 21:09:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 21:09:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 21:09:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 21:09:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 21:09:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-18 21:09:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-18 21:09:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2022-11-18 21:09:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2022-11-18 21:09:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-18 21:09:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-18 21:09:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-18 21:09:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-18 21:09:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2022-11-18 21:09:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2022-11-18 21:09:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_disconnect [2022-11-18 21:09:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_disconnect [2022-11-18 21:09:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-18 21:09:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-18 21:09:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 21:09:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-18 21:09:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-18 21:09:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-18 21:09:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-18 21:09:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-18 21:09:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-18 21:09:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 21:09:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_stop [2022-11-18 21:09:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_stop [2022-11-18 21:09:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_dev_open [2022-11-18 21:09:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_dev_open [2022-11-18 21:09:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 21:09:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 21:09:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure print_ssid [2022-11-18 21:09:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure print_ssid [2022-11-18 21:09:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 21:09:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 21:09:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_wep_keys [2022-11-18 21:09:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_wep_keys [2022-11-18 21:09:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 21:09:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_complete_command [2022-11-18 21:09:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_complete_command [2022-11-18 21:09:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 21:09:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2022-11-18 21:09:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2022-11-18 21:09:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 21:09:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 21:09:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-18 21:09:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-18 21:09:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 21:09:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 21:09:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-18 21:09:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-18 21:09:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_snmp_mib [2022-11-18 21:09:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_snmp_mib [2022-11-18 21:09:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_update_mcast [2022-11-18 21:09:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_update_mcast [2022-11-18 21:09:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_11d_domain_info [2022-11-18 21:09:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_11d_domain_info [2022-11-18 21:09:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-18 21:09:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-18 21:09:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 21:09:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 21:09:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-18 21:09:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-18 21:09:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_rates [2022-11-18 21:09:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_rates [2022-11-18 21:09:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-18 21:09:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-18 21:09:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-18 21:09:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-18 21:09:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-18 21:09:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-18 21:09:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_iface_type [2022-11-18 21:09:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_iface_type [2022-11-18 21:09:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_control [2022-11-18 21:09:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_control [2022-11-18 21:09:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-18 21:09:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-18 21:09:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 21:09:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 21:09:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_resume [2022-11-18 21:09:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_resume [2022-11-18 21:09:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-18 21:09:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-18 21:09:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_dev_open [2022-11-18 21:09:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_dev_open [2022-11-18 21:09:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 21:09:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 21:09:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2022-11-18 21:09:45,019 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2022-11-18 21:09:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 21:09:45,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 21:09:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-18 21:09:45,020 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-18 21:09:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_get_channel [2022-11-18 21:09:45,020 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_get_channel [2022-11-18 21:09:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-18 21:09:45,021 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-18 21:09:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 21:09:45,021 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 21:09:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_suspend [2022-11-18 21:09:45,022 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_suspend [2022-11-18 21:09:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-18 21:09:45,022 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-18 21:09:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_dummy [2022-11-18 21:09:45,022 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_dummy [2022-11-18 21:09:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_multicast_list [2022-11-18 21:09:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_multicast_list [2022-11-18 21:09:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2022-11-18 21:09:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2022-11-18 21:09:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_15 [2022-11-18 21:09:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_15 [2022-11-18 21:09:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 21:09:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 21:09:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_bss [2022-11-18 21:09:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_bss [2022-11-18 21:09:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_thread [2022-11-18 21:09:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_thread [2022-11-18 21:09:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_done [2022-11-18 21:09:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_done [2022-11-18 21:09:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-18 21:09:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-18 21:09:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-18 21:09:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-18 21:09:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-18 21:09:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-18 21:09:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2022-11-18 21:09:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2022-11-18 21:09:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-18 21:09:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-18 21:09:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 21:09:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 21:09:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 21:09:45,039 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_threshold_read [2022-11-18 21:09:45,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_threshold_read [2022-11-18 21:09:45,039 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_deep_sleep [2022-11-18 21:09:45,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_deep_sleep [2022-11-18 21:09:45,039 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex [2022-11-18 21:09:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex [2022-11-18 21:09:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 21:09:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 21:09:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 21:09:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_threshold_write [2022-11-18 21:09:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_threshold_write [2022-11-18 21:09:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_setup_firmware [2022-11-18 21:09:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_setup_firmware [2022-11-18 21:09:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 21:09:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-18 21:09:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-18 21:09:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config [2022-11-18 21:09:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config [2022-11-18 21:09:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 21:09:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 21:09:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-18 21:09:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-18 21:09:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_802_11_sleep_params [2022-11-18 21:09:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cmd_802_11_sleep_params [2022-11-18 21:09:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_monitor_mode [2022-11-18 21:09:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_monitor_mode [2022-11-18 21:09:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___1 [2022-11-18 21:09:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___1 [2022-11-18 21:09:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-11-18 21:09:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-11-18 21:09:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 21:09:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 21:09:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-18 21:09:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-18 21:09:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-11-18 21:09:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-11-18 21:09:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 21:09:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 21:09:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_bss_get_ie [2022-11-18 21:09:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_bss_get_ie [2022-11-18 21:09:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-18 21:09:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-18 21:09:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd [2022-11-18 21:09:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd [2022-11-18 21:09:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_command_queue_empty [2022-11-18 21:09:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_command_queue_empty [2022-11-18 21:09:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2022-11-18 21:09:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2022-11-18 21:09:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_enable_rsn [2022-11-18 21:09:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_enable_rsn [2022-11-18 21:09:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_card [2022-11-18 21:09:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_card [2022-11-18 21:09:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-18 21:09:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-18 21:09:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_process_event [2022-11-18 21:09:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_process_event [2022-11-18 21:09:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 21:09:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 21:09:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2022-11-18 21:09:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2022-11-18 21:09:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_send_mic_failureevent [2022-11-18 21:09:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_send_mic_failureevent [2022-11-18 21:09:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 21:09:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 21:09:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_post [2022-11-18 21:09:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_post [2022-11-18 21:09:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 21:09:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 21:09:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-18 21:09:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-18 21:09:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2022-11-18 21:09:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2022-11-18 21:09:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-18 21:09:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-18 21:09:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 21:09:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_stop_iface [2022-11-18 21:09:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_stop_iface [2022-11-18 21:09:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-18 21:09:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-18 21:09:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 21:09:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 21:09:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_radio [2022-11-18 21:09:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_radio [2022-11-18 21:09:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_33_2 [2022-11-18 21:09:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_33_2 [2022-11-18 21:09:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mcast_addrs [2022-11-18 21:09:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mcast_addrs [2022-11-18 21:09:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_iface [2022-11-18 21:09:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_iface [2022-11-18 21:09:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-18 21:09:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-18 21:09:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_28 [2022-11-18 21:09:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_28 [2022-11-18 21:09:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-18 21:09:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-18 21:09:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure mesh_get_default_parameters [2022-11-18 21:09:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mesh_get_default_parameters [2022-11-18 21:09:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___3 [2022-11-18 21:09:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___3 [2022-11-18 21:09:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___0 [2022-11-18 21:09:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___0 [2022-11-18 21:09:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_debugfs_read [2022-11-18 21:09:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_debugfs_read [2022-11-18 21:09:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 21:09:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 21:09:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-11-18 21:09:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-11-18 21:09:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_ssid_tlv [2022-11-18 21:09:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_ssid_tlv [2022-11-18 21:09:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 21:09:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 21:09:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_mesh_config_send [2022-11-18 21:09:45,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_mesh_config_send [2022-11-18 21:09:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-18 21:09:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-18 21:09:45,066 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config_send [2022-11-18 21:09:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config_send [2022-11-18 21:09:45,066 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_disconnected [2022-11-18 21:09:45,067 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_disconnected [2022-11-18 21:09:45,067 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-18 21:09:45,067 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-18 21:09:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-11-18 21:09:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-11-18 21:09:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cleanup_and_insert_cmd [2022-11-18 21:09:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cleanup_and_insert_cmd [2022-11-18 21:09:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-18 21:09:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-18 21:09:45,069 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-18 21:09:45,069 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_host_sleep [2022-11-18 21:09:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_host_sleep [2022-11-18 21:09:45,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 21:09:45,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-18 21:09:45,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-18 21:09:45,070 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-18 21:09:45,070 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-18 21:09:45,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_lbs_private [2022-11-18 21:09:45,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_lbs_private [2022-11-18 21:09:45,071 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-18 21:09:45,071 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-18 21:09:48,274 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 21:09:48,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 21:09:51,217 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 21:19:59,039 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 21:19:59,079 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 21:19:59,079 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-18 21:19:59,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:19:59 BoogieIcfgContainer [2022-11-18 21:19:59,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 21:19:59,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 21:19:59,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 21:19:59,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 21:19:59,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:09:28" (1/3) ... [2022-11-18 21:19:59,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b837a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:19:59, skipping insertion in model container [2022-11-18 21:19:59,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:41" (2/3) ... [2022-11-18 21:19:59,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b837a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:19:59, skipping insertion in model container [2022-11-18 21:19:59,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:19:59" (3/3) ... [2022-11-18 21:19:59,101 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-net-wireless-libertas-libertas.cil.i [2022-11-18 21:19:59,134 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 21:19:59,134 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-18 21:19:59,315 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 21:19:59,320 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4521e08c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 21:19:59,321 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-18 21:19:59,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 5690 states, 3840 states have (on average 1.3166666666666667) internal successors, (5056), 4026 states have internal predecessors, (5056), 1657 states have call successors, (1657), 192 states have call predecessors, (1657), 191 states have return successors, (1637), 1587 states have call predecessors, (1637), 1637 states have call successors, (1637) [2022-11-18 21:19:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-18 21:19:59,356 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:19:59,357 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-18 21:19:59,358 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)] === [2022-11-18 21:19:59,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:19:59,364 INFO L85 PathProgramCache]: Analyzing trace with hash -661050352, now seen corresponding path program 1 times [2022-11-18 21:19:59,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:19:59,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455767165] [2022-11-18 21:19:59,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:19:59,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:20:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:03,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-18 21:20:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:03,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 21:20:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:03,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:20:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:03,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 21:20:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:03,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 21:20:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 21:20:03,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:20:03,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455767165] [2022-11-18 21:20:03,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455767165] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:20:03,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:20:03,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 21:20:04,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782670711] [2022-11-18 21:20:04,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:20:04,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 21:20:04,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:20:04,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 21:20:04,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 21:20:04,060 INFO L87 Difference]: Start difference. First operand has 5690 states, 3840 states have (on average 1.3166666666666667) internal successors, (5056), 4026 states have internal predecessors, (5056), 1657 states have call successors, (1657), 192 states have call predecessors, (1657), 191 states have return successors, (1637), 1587 states have call predecessors, (1637), 1637 states have call successors, (1637) Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-18 21:20:06,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:14,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:21,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:24,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:30,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:32,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:35,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:20:35,858 INFO L93 Difference]: Finished difference Result 11996 states and 18348 transitions. [2022-11-18 21:20:35,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 21:20:35,861 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 44 [2022-11-18 21:20:35,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:20:35,927 INFO L225 Difference]: With dead ends: 11996 [2022-11-18 21:20:35,928 INFO L226 Difference]: Without dead ends: 6289 [2022-11-18 21:20:35,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 21:20:35,971 INFO L413 NwaCegarLoop]: 7255 mSDtfsCounter, 1816 mSDsluCounter, 9173 mSDsCounter, 0 mSdLazyCounter, 5914 mSolverCounterSat, 1780 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2147 SdHoareTripleChecker+Valid, 16428 SdHoareTripleChecker+Invalid, 7699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1780 IncrementalHoareTripleChecker+Valid, 5914 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2022-11-18 21:20:35,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2147 Valid, 16428 Invalid, 7699 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1780 Valid, 5914 Invalid, 5 Unknown, 0 Unchecked, 30.8s Time] [2022-11-18 21:20:36,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6289 states. [2022-11-18 21:20:36,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6289 to 5664. [2022-11-18 21:20:36,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5664 states, 3828 states have (on average 1.300417972831766) internal successors, (4978), 3998 states have internal predecessors, (4978), 1636 states have call successors, (1636), 198 states have call predecessors, (1636), 197 states have return successors, (1633), 1583 states have call predecessors, (1633), 1633 states have call successors, (1633) [2022-11-18 21:20:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5664 states to 5664 states and 8247 transitions. [2022-11-18 21:20:36,634 INFO L78 Accepts]: Start accepts. Automaton has 5664 states and 8247 transitions. Word has length 44 [2022-11-18 21:20:36,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:20:36,635 INFO L495 AbstractCegarLoop]: Abstraction has 5664 states and 8247 transitions. [2022-11-18 21:20:36,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-18 21:20:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 5664 states and 8247 transitions. [2022-11-18 21:20:36,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-18 21:20:36,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:20:36,641 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-18 21:20:36,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 21:20:36,642 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)] === [2022-11-18 21:20:36,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:20:36,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1962146976, now seen corresponding path program 1 times [2022-11-18 21:20:36,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:20:36,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372218313] [2022-11-18 21:20:36,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:20:36,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:20:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:40,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-18 21:20:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:40,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 21:20:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:41,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:20:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:41,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:20:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:41,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 21:20:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:41,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:20:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:41,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 21:20:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:41,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 21:20:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:20:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 21:20:41,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:20:41,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372218313] [2022-11-18 21:20:41,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372218313] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:20:41,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:20:41,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 21:20:41,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348355856] [2022-11-18 21:20:41,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:20:41,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 21:20:41,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:20:41,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 21:20:41,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:20:41,175 INFO L87 Difference]: Start difference. First operand 5664 states and 8247 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-18 21:20:42,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:44,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:20:56,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:06,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:08,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:10,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:12,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:16,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:18,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:20,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:27,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:30,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:32,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:39,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:21:39,427 INFO L93 Difference]: Finished difference Result 6724 states and 9972 transitions. [2022-11-18 21:21:39,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 21:21:39,428 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 60 [2022-11-18 21:21:39,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:21:39,477 INFO L225 Difference]: With dead ends: 6724 [2022-11-18 21:21:39,478 INFO L226 Difference]: Without dead ends: 6722 [2022-11-18 21:21:39,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2022-11-18 21:21:39,487 INFO L413 NwaCegarLoop]: 6797 mSDtfsCounter, 10675 mSDsluCounter, 17851 mSDsCounter, 0 mSdLazyCounter, 12158 mSolverCounterSat, 5492 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11972 SdHoareTripleChecker+Valid, 24648 SdHoareTripleChecker+Invalid, 17661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5492 IncrementalHoareTripleChecker+Valid, 12158 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:21:39,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11972 Valid, 24648 Invalid, 17661 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5492 Valid, 12158 Invalid, 11 Unknown, 0 Unchecked, 57.1s Time] [2022-11-18 21:21:39,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6722 states. [2022-11-18 21:21:39,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6722 to 5668. [2022-11-18 21:21:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5668 states, 3831 states have (on average 1.3001827199164708) internal successors, (4981), 4001 states have internal predecessors, (4981), 1636 states have call successors, (1636), 199 states have call predecessors, (1636), 198 states have return successors, (1633), 1583 states have call predecessors, (1633), 1633 states have call successors, (1633) [2022-11-18 21:21:39,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5668 states to 5668 states and 8250 transitions. [2022-11-18 21:21:39,996 INFO L78 Accepts]: Start accepts. Automaton has 5668 states and 8250 transitions. Word has length 60 [2022-11-18 21:21:39,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:21:39,997 INFO L495 AbstractCegarLoop]: Abstraction has 5668 states and 8250 transitions. [2022-11-18 21:21:39,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-18 21:21:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 5668 states and 8250 transitions. [2022-11-18 21:21:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-18 21:21:40,004 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:21:40,004 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:21:40,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 21:21:40,005 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)] === [2022-11-18 21:21:40,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:21:40,005 INFO L85 PathProgramCache]: Analyzing trace with hash 457483587, now seen corresponding path program 1 times [2022-11-18 21:21:40,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:21:40,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089636371] [2022-11-18 21:21:40,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:21:40,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:21:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:43,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-18 21:21:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:43,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 21:21:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:21:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:21:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 21:21:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:21:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 21:21:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 21:21:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 21:21:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:21:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 21:21:44,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:21:44,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089636371] [2022-11-18 21:21:44,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089636371] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:21:44,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:21:44,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 21:21:44,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469029566] [2022-11-18 21:21:44,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:21:44,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 21:21:44,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:21:44,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 21:21:44,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:21:44,165 INFO L87 Difference]: Start difference. First operand 5668 states and 8250 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 21:21:46,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:48,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:21:57,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:08,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:10,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:12,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:19,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:22,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:24,400 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 [] [2022-11-18 21:22:29,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:22:29,840 INFO L93 Difference]: Finished difference Result 6728 states and 9975 transitions. [2022-11-18 21:22:29,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 21:22:29,840 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 65 [2022-11-18 21:22:29,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:22:29,882 INFO L225 Difference]: With dead ends: 6728 [2022-11-18 21:22:29,883 INFO L226 Difference]: Without dead ends: 6726 [2022-11-18 21:22:29,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2022-11-18 21:22:29,888 INFO L413 NwaCegarLoop]: 6743 mSDtfsCounter, 10710 mSDsluCounter, 17764 mSDsCounter, 0 mSdLazyCounter, 12140 mSolverCounterSat, 5540 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12005 SdHoareTripleChecker+Valid, 24507 SdHoareTripleChecker+Invalid, 17687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5540 IncrementalHoareTripleChecker+Valid, 12140 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.7s IncrementalHoareTripleChecker+Time [2022-11-18 21:22:29,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12005 Valid, 24507 Invalid, 17687 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5540 Valid, 12140 Invalid, 7 Unknown, 0 Unchecked, 44.7s Time] [2022-11-18 21:22:29,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6726 states. [2022-11-18 21:22:30,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6726 to 5672. [2022-11-18 21:22:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5672 states, 3834 states have (on average 1.2999478351591027) internal successors, (4984), 4004 states have internal predecessors, (4984), 1636 states have call successors, (1636), 200 states have call predecessors, (1636), 199 states have return successors, (1633), 1583 states have call predecessors, (1633), 1633 states have call successors, (1633) [2022-11-18 21:22:30,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5672 states to 5672 states and 8253 transitions. [2022-11-18 21:22:30,400 INFO L78 Accepts]: Start accepts. Automaton has 5672 states and 8253 transitions. Word has length 65 [2022-11-18 21:22:30,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:22:30,405 INFO L495 AbstractCegarLoop]: Abstraction has 5672 states and 8253 transitions. [2022-11-18 21:22:30,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 21:22:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 5672 states and 8253 transitions. [2022-11-18 21:22:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-18 21:22:30,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:22:30,409 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:22:30,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 21:22:30,410 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)] === [2022-11-18 21:22:30,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:22:30,410 INFO L85 PathProgramCache]: Analyzing trace with hash 767676672, now seen corresponding path program 1 times [2022-11-18 21:22:30,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:22:30,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777264256] [2022-11-18 21:22:30,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:22:30,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:22:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:33,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-18 21:22:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:33,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 21:22:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:33,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:22:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:22:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 21:22:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:22:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 21:22:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 21:22:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 21:22:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 21:22:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:22:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-18 21:22:34,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:22:34,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777264256] [2022-11-18 21:22:34,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777264256] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:22:34,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:22:34,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 21:22:34,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855398714] [2022-11-18 21:22:34,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:22:34,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 21:22:34,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:22:34,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 21:22:34,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:22:34,118 INFO L87 Difference]: Start difference. First operand 5672 states and 8253 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-18 21:22:36,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:38,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:47,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:57,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:22:59,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:23:01,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:23:04,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:23:11,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:23:14,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:23:16,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:23:23,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:23:23,067 INFO L93 Difference]: Finished difference Result 6886 states and 10142 transitions. [2022-11-18 21:23:23,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-18 21:23:23,068 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2022-11-18 21:23:23,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:23:23,112 INFO L225 Difference]: With dead ends: 6886 [2022-11-18 21:23:23,112 INFO L226 Difference]: Without dead ends: 6882 [2022-11-18 21:23:23,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-11-18 21:23:23,118 INFO L413 NwaCegarLoop]: 6822 mSDtfsCounter, 10566 mSDsluCounter, 18229 mSDsCounter, 0 mSdLazyCounter, 12434 mSolverCounterSat, 5526 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11800 SdHoareTripleChecker+Valid, 25051 SdHoareTripleChecker+Invalid, 17967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5526 IncrementalHoareTripleChecker+Valid, 12434 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.8s IncrementalHoareTripleChecker+Time [2022-11-18 21:23:23,119 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11800 Valid, 25051 Invalid, 17967 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5526 Valid, 12434 Invalid, 7 Unknown, 0 Unchecked, 47.8s Time] [2022-11-18 21:23:23,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6882 states. [2022-11-18 21:23:23,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6882 to 5806. [2022-11-18 21:23:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5806 states, 3928 states have (on average 1.2963340122199594) internal successors, (5092), 4099 states have internal predecessors, (5092), 1652 states have call successors, (1652), 225 states have call predecessors, (1652), 223 states have return successors, (1649), 1599 states have call predecessors, (1649), 1649 states have call successors, (1649) [2022-11-18 21:23:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5806 states to 5806 states and 8393 transitions. [2022-11-18 21:23:23,661 INFO L78 Accepts]: Start accepts. Automaton has 5806 states and 8393 transitions. Word has length 70 [2022-11-18 21:23:23,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:23:23,662 INFO L495 AbstractCegarLoop]: Abstraction has 5806 states and 8393 transitions. [2022-11-18 21:23:23,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-18 21:23:23,662 INFO L276 IsEmpty]: Start isEmpty. Operand 5806 states and 8393 transitions. [2022-11-18 21:23:23,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-18 21:23:23,664 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:23:23,665 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 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] [2022-11-18 21:23:23,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 21:23:23,665 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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)] === [2022-11-18 21:23:23,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:23:23,666 INFO L85 PathProgramCache]: Analyzing trace with hash -999781597, now seen corresponding path program 1 times [2022-11-18 21:23:23,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:23:23,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47527504] [2022-11-18 21:23:23,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:23:23,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:23:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-18 21:23:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 21:23:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:23:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:23:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 21:23:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:23:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 21:23:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 21:23:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 21:23:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 21:23:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-18 21:23:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:23:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-18 21:23:27,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:23:27,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47527504] [2022-11-18 21:23:27,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47527504] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:23:27,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:23:27,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 21:23:27,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44859506] [2022-11-18 21:23:27,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:23:27,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 21:23:27,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:23:27,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 21:23:27,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:23:27,289 INFO L87 Difference]: Start difference. First operand 5806 states and 8393 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 21:23:29,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:23:31,358 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 []