./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 --- 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 [2022-11-19 06:50:44,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:50:44,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:50:44,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:50:44,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:50:44,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:50:44,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:50:44,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:50:44,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:50:44,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:50:44,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:50:44,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:50:44,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:50:44,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:50:44,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:50:44,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:50:44,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:50:44,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:50:44,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:50:44,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:50:44,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:50:44,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:50:44,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:50:44,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:50:44,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:50:44,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:50:44,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:50:44,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:50:44,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:50:44,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:50:44,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:50:44,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:50:44,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:50:44,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:50:44,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:50:44,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:50:44,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:50:44,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:50:44,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:50:44,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:50:44,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:50:44,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:50:44,726 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:50:44,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:50:44,728 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:50:44,728 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:50:44,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:50:44,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:50:44,729 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:50:44,730 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:50:44,730 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:50:44,730 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:50:44,731 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:50:44,732 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:50:44,732 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:50:44,732 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:50:44,733 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:50:44,733 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:50:44,733 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:50:44,733 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:50:44,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:50:44,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:50:44,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:50:44,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:50:44,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:50:44,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:50:44,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:50:44,736 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:50:44,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:50:44,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:50:44,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:50:44,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:50:44,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:50:44,738 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:50:44,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:50:44,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:50:44,739 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:50:44,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:50:44,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:50:44,739 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:50:44,740 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_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 [2022-11-19 06:50:45,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:50:45,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:50:45,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:50:45,111 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:50:45,112 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:50:45,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-19 06:50:45,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/32bc9a9a7/73d7fcc7058a447f8b722260e2436094/FLAG60a6d6bed [2022-11-19 06:50:46,386 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:50:46,387 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-19 06:50:46,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/32bc9a9a7/73d7fcc7058a447f8b722260e2436094/FLAG60a6d6bed [2022-11-19 06:50:46,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/32bc9a9a7/73d7fcc7058a447f8b722260e2436094 [2022-11-19 06:50:46,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:50:46,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:50:46,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:50:46,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:50:46,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:50:46,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:50:46" (1/1) ... [2022-11-19 06:50:46,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba3c834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:46, skipping insertion in model container [2022-11-19 06:50:46,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:50:46" (1/1) ... [2022-11-19 06:50:46,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:50:46,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:50:50,862 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_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2022-11-19 06:50:51,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:50:51,068 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:50:51,773 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_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2022-11-19 06:50:51,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:50:51,908 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:50:51,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51 WrapperNode [2022-11-19 06:50:51,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:50:51,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:50:51,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:50:51,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:50:51,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,440 INFO L138 Inliner]: procedures = 399, calls = 3554, calls flagged for inlining = 185, calls inlined = 158, statements flattened = 7267 [2022-11-19 06:50:52,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:50:52,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:50:52,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:50:52,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:50:52,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:52,974 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:53,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:53,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:50:53,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:50:53,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:50:53,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:50:53,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (1/1) ... [2022-11-19 06:50:53,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:50:53,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:50:53,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:50:53,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:50:53,355 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2022-11-19 06:50:53,358 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2022-11-19 06:50:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2022-11-19 06:50:53,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2022-11-19 06:50:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2022-11-19 06:50:53,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2022-11-19 06:50:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 06:50:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 06:50:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-19 06:50:53,374 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-19 06:50:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:50:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:50:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 06:50:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 06:50:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-19 06:50:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-19 06:50:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 06:50:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 06:50:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-19 06:50:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-19 06:50:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-19 06:50:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-19 06:50:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2022-11-19 06:50:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2022-11-19 06:50:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2022-11-19 06:50:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2022-11-19 06:50:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 06:50:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-19 06:50:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-19 06:50:53,379 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2022-11-19 06:50:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2022-11-19 06:50:53,379 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2022-11-19 06:50:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2022-11-19 06:50:53,380 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2022-11-19 06:50:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2022-11-19 06:50:53,380 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2022-11-19 06:50:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2022-11-19 06:50:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 06:50:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 06:50:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:50:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-19 06:50:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-19 06:50:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 06:50:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 06:50:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2022-11-19 06:50:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2022-11-19 06:50:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2022-11-19 06:50:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2022-11-19 06:50:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2022-11-19 06:50:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2022-11-19 06:50:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 06:50:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 06:50:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-19 06:50:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-19 06:50:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:50:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 06:50:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 06:50:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2022-11-19 06:50:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2022-11-19 06:50:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:50:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2022-11-19 06:50:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2022-11-19 06:50:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:50:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 06:50:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 06:50:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2022-11-19 06:50:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2022-11-19 06:50:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2022-11-19 06:50:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2022-11-19 06:50:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:50:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:50:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2022-11-19 06:50:53,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2022-11-19 06:50:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-19 06:50:53,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-19 06:50:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-19 06:50:53,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-19 06:50:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 06:50:53,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 06:50:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2022-11-19 06:50:53,391 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2022-11-19 06:50:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-19 06:50:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-19 06:50:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2022-11-19 06:50:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2022-11-19 06:50:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-19 06:50:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-19 06:50:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2022-11-19 06:50:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2022-11-19 06:50:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:50:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-19 06:50:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-19 06:50:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:50:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-11-19 06:50:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-11-19 06:50:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 06:50:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 06:50:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:50:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 06:50:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2022-11-19 06:50:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2022-11-19 06:50:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2022-11-19 06:50:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2022-11-19 06:50:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-11-19 06:50:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-11-19 06:50:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-19 06:50:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-19 06:50:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2022-11-19 06:50:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2022-11-19 06:50:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 06:50:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 06:50:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-11-19 06:50:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-11-19 06:50:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2022-11-19 06:50:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2022-11-19 06:50:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:50:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:50:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-11-19 06:50:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-11-19 06:50:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-19 06:50:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-19 06:50:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 06:50:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 06:50:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2022-11-19 06:50:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2022-11-19 06:50:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2022-11-19 06:50:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2022-11-19 06:50:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:50:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:50:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2022-11-19 06:50:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2022-11-19 06:50:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2022-11-19 06:50:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2022-11-19 06:50:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-19 06:50:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-19 06:50:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-19 06:50:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-19 06:50:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-19 06:50:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-19 06:50:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2022-11-19 06:50:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2022-11-19 06:50:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2022-11-19 06:50:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2022-11-19 06:50:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2022-11-19 06:50:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2022-11-19 06:50:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2022-11-19 06:50:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2022-11-19 06:50:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2022-11-19 06:50:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2022-11-19 06:50:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2022-11-19 06:50:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2022-11-19 06:50:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2022-11-19 06:50:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2022-11-19 06:50:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 06:50:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 06:50:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-19 06:50:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-19 06:50:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-11-19 06:50:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-11-19 06:50:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 06:50:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 06:50:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 06:50:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 06:50:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-11-19 06:50:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-11-19 06:50:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2022-11-19 06:50:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2022-11-19 06:50:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-19 06:50:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-19 06:50:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2022-11-19 06:50:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2022-11-19 06:50:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 06:50:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 06:50:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-19 06:50:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-19 06:50:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-19 06:50:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-19 06:50:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-19 06:50:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-19 06:50:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2022-11-19 06:50:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2022-11-19 06:50:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-19 06:50:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-19 06:50:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2022-11-19 06:50:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2022-11-19 06:50:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 06:50:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 06:50:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-19 06:50:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-19 06:50:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:50:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2022-11-19 06:50:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2022-11-19 06:50:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:50:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2022-11-19 06:50:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2022-11-19 06:50:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2022-11-19 06:50:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2022-11-19 06:50:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2022-11-19 06:50:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2022-11-19 06:50:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2022-11-19 06:50:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2022-11-19 06:50:53,446 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2022-11-19 06:50:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2022-11-19 06:50:53,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:50:53,446 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-19 06:50:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-19 06:50:53,447 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 06:50:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 06:50:53,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-19 06:50:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-19 06:50:53,448 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2022-11-19 06:50:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2022-11-19 06:50:53,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-19 06:50:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-19 06:50:53,449 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2022-11-19 06:50:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2022-11-19 06:50:53,449 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2022-11-19 06:50:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2022-11-19 06:50:53,449 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2022-11-19 06:50:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2022-11-19 06:50:53,450 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2022-11-19 06:50:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2022-11-19 06:50:53,450 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2022-11-19 06:50:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2022-11-19 06:50:53,451 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 06:50:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 06:50:53,451 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2022-11-19 06:50:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2022-11-19 06:50:53,452 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-11-19 06:50:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-11-19 06:50:53,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-19 06:50:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-19 06:50:53,452 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2022-11-19 06:50:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2022-11-19 06:50:53,453 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2022-11-19 06:50:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2022-11-19 06:50:53,453 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2022-11-19 06:50:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2022-11-19 06:50:53,466 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2022-11-19 06:50:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2022-11-19 06:50:53,467 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:50:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:50:53,467 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-19 06:50:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-19 06:50:53,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:50:53,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:50:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:50:53,468 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-11-19 06:50:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-11-19 06:50:53,469 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-11-19 06:50:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-11-19 06:50:53,469 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-11-19 06:50:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-11-19 06:50:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2022-11-19 06:50:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2022-11-19 06:50:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-19 06:50:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-19 06:50:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-19 06:50:53,471 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-19 06:50:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2022-11-19 06:50:53,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2022-11-19 06:50:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-19 06:50:53,472 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-19 06:50:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-19 06:50:53,472 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-19 06:50:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2022-11-19 06:50:53,473 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2022-11-19 06:50:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2022-11-19 06:50:53,473 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2022-11-19 06:50:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-11-19 06:50:53,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-11-19 06:50:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-19 06:50:53,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-19 06:50:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 06:50:53,474 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 06:50:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2022-11-19 06:50:53,475 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2022-11-19 06:50:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2022-11-19 06:50:53,475 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2022-11-19 06:50:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 06:50:53,476 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 06:50:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2022-11-19 06:50:53,476 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2022-11-19 06:50:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-19 06:50:53,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-19 06:50:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:50:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2022-11-19 06:50:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2022-11-19 06:50:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2022-11-19 06:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2022-11-19 06:50:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2022-11-19 06:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2022-11-19 06:50:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-19 06:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-19 06:50:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-11-19 06:50:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-11-19 06:50:55,021 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:50:55,025 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:51:14,397 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:51:18,375 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:51:18,376 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 06:51:18,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:18 BoogieIcfgContainer [2022-11-19 06:51:18,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:51:18,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:51:18,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:51:18,392 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:51:18,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:50:46" (1/3) ... [2022-11-19 06:51:18,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4379d112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:51:18, skipping insertion in model container [2022-11-19 06:51:18,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:51" (2/3) ... [2022-11-19 06:51:18,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4379d112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:51:18, skipping insertion in model container [2022-11-19 06:51:18,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:18" (3/3) ... [2022-11-19 06:51:18,397 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-19 06:51:18,434 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:51:18,434 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:51:18,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:51:18,611 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@185a7d42, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:51:18,611 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:51:18,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 2080 states, 1293 states have (on average 1.3364269141531322) internal successors, (1728), 1360 states have internal predecessors, (1728), 646 states have call successors, (646), 139 states have call predecessors, (646), 139 states have return successors, (646), 632 states have call predecessors, (646), 646 states have call successors, (646) [2022-11-19 06:51:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-19 06:51:18,634 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:18,634 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:18,635 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:18,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:18,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1302073445, now seen corresponding path program 1 times [2022-11-19 06:51:18,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:18,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117368474] [2022-11-19 06:51:18,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:18,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:19,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:19,371 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:19,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117368474] [2022-11-19 06:51:19,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117368474] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:19,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:19,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:51:19,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324087450] [2022-11-19 06:51:19,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:19,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:51:19,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:19,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:51:19,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:51:19,423 INFO L87 Difference]: Start difference. First operand has 2080 states, 1293 states have (on average 1.3364269141531322) internal successors, (1728), 1360 states have internal predecessors, (1728), 646 states have call successors, (646), 139 states have call predecessors, (646), 139 states have return successors, (646), 632 states have call predecessors, (646), 646 states have call successors, (646) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:51:23,627 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 [] [2022-11-19 06:51:30,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:30,130 INFO L93 Difference]: Finished difference Result 6161 states and 9341 transitions. [2022-11-19 06:51:30,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:51:30,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-11-19 06:51:30,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:30,202 INFO L225 Difference]: With dead ends: 6161 [2022-11-19 06:51:30,202 INFO L226 Difference]: Without dead ends: 4054 [2022-11-19 06:51:30,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:51:30,233 INFO L413 NwaCegarLoop]: 3546 mSDtfsCounter, 3012 mSDsluCounter, 2820 mSDsCounter, 0 mSdLazyCounter, 550 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3012 SdHoareTripleChecker+Valid, 6366 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 550 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:30,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3012 Valid, 6366 Invalid, 556 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 550 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2022-11-19 06:51:30,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4054 states. [2022-11-19 06:51:30,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4054 to 4048. [2022-11-19 06:51:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4048 states, 2512 states have (on average 1.3280254777070064) internal successors, (3336), 2637 states have internal predecessors, (3336), 1262 states have call successors, (1262), 275 states have call predecessors, (1262), 273 states have return successors, (1450), 1227 states have call predecessors, (1450), 1256 states have call successors, (1450) [2022-11-19 06:51:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 4048 states and 6048 transitions. [2022-11-19 06:51:30,678 INFO L78 Accepts]: Start accepts. Automaton has 4048 states and 6048 transitions. Word has length 7 [2022-11-19 06:51:30,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:30,679 INFO L495 AbstractCegarLoop]: Abstraction has 4048 states and 6048 transitions. [2022-11-19 06:51:30,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:51:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 4048 states and 6048 transitions. [2022-11-19 06:51:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-19 06:51:30,682 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:30,683 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:30,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:51:30,683 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:30,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:30,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1708364692, now seen corresponding path program 1 times [2022-11-19 06:51:30,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:30,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974507714] [2022-11-19 06:51:30,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:30,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:31,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:31,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:31,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974507714] [2022-11-19 06:51:31,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974507714] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:31,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:31,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:51:31,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650579215] [2022-11-19 06:51:31,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:31,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:51:31,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:31,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:51:31,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:51:31,241 INFO L87 Difference]: Start difference. First operand 4048 states and 6048 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:51:33,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:51:35,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:35,890 INFO L93 Difference]: Finished difference Result 4050 states and 6049 transitions. [2022-11-19 06:51:35,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:51:35,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-19 06:51:35,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:35,929 INFO L225 Difference]: With dead ends: 4050 [2022-11-19 06:51:35,930 INFO L226 Difference]: Without dead ends: 4047 [2022-11-19 06:51:35,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:51:35,934 INFO L413 NwaCegarLoop]: 2717 mSDtfsCounter, 2979 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2979 SdHoareTripleChecker+Valid, 2717 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:35,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2979 Valid, 2717 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-19 06:51:35,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4047 states. [2022-11-19 06:51:36,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4047 to 4047. [2022-11-19 06:51:36,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4047 states, 2512 states have (on average 1.3276273885350318) internal successors, (3335), 2636 states have internal predecessors, (3335), 1261 states have call successors, (1261), 275 states have call predecessors, (1261), 273 states have return successors, (1450), 1227 states have call predecessors, (1450), 1256 states have call successors, (1450) [2022-11-19 06:51:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 4047 states and 6046 transitions. [2022-11-19 06:51:36,222 INFO L78 Accepts]: Start accepts. Automaton has 4047 states and 6046 transitions. Word has length 8 [2022-11-19 06:51:36,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:36,222 INFO L495 AbstractCegarLoop]: Abstraction has 4047 states and 6046 transitions. [2022-11-19 06:51:36,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:51:36,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 6046 transitions. [2022-11-19 06:51:36,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 06:51:36,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:36,224 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:36,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:51:36,224 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:36,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:36,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1418496328, now seen corresponding path program 1 times [2022-11-19 06:51:36,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:36,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676336078] [2022-11-19 06:51:36,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:36,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:36,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:36,568 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:36,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676336078] [2022-11-19 06:51:36,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676336078] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:36,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:36,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:51:36,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318025313] [2022-11-19 06:51:36,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:36,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:51:36,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:36,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:51:36,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:51:36,578 INFO L87 Difference]: Start difference. First operand 4047 states and 6046 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:51:41,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:51:42,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:42,057 INFO L93 Difference]: Finished difference Result 4049 states and 6047 transitions. [2022-11-19 06:51:42,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:51:42,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-19 06:51:42,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:42,093 INFO L225 Difference]: With dead ends: 4049 [2022-11-19 06:51:42,094 INFO L226 Difference]: Without dead ends: 4042 [2022-11-19 06:51:42,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:51:42,098 INFO L413 NwaCegarLoop]: 2716 mSDtfsCounter, 2976 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2976 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:42,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2976 Valid, 2716 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-11-19 06:51:42,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4042 states. [2022-11-19 06:51:42,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4042 to 4042. [2022-11-19 06:51:42,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4042 states, 2508 states have (on average 1.3269537480063796) internal successors, (3328), 2631 states have internal predecessors, (3328), 1260 states have call successors, (1260), 275 states have call predecessors, (1260), 273 states have return successors, (1450), 1227 states have call predecessors, (1450), 1256 states have call successors, (1450) [2022-11-19 06:51:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 4042 states and 6038 transitions. [2022-11-19 06:51:42,552 INFO L78 Accepts]: Start accepts. Automaton has 4042 states and 6038 transitions. Word has length 9 [2022-11-19 06:51:42,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:42,552 INFO L495 AbstractCegarLoop]: Abstraction has 4042 states and 6038 transitions. [2022-11-19 06:51:42,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:51:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 4042 states and 6038 transitions. [2022-11-19 06:51:42,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-19 06:51:42,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:42,563 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:42,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 06:51:42,564 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:42,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:42,564 INFO L85 PathProgramCache]: Analyzing trace with hash -203074837, now seen corresponding path program 1 times [2022-11-19 06:51:42,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:42,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41495685] [2022-11-19 06:51:42,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:42,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:43,313 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:43,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41495685] [2022-11-19 06:51:43,313 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41495685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:43,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:43,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-19 06:51:43,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133108777] [2022-11-19 06:51:43,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:43,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 06:51:43,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:43,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 06:51:43,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-19 06:51:43,315 INFO L87 Difference]: Start difference. First operand 4042 states and 6038 transitions. Second operand has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-19 06:51:45,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:51:51,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:51:53,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:51:55,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:51:56,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:52:07,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:52:09,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:52:10,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:52:10,561 INFO L93 Difference]: Finished difference Result 8103 states and 12130 transitions. [2022-11-19 06:52:10,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 06:52:10,564 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) Word has length 54 [2022-11-19 06:52:10,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:52:10,683 INFO L225 Difference]: With dead ends: 8103 [2022-11-19 06:52:10,683 INFO L226 Difference]: Without dead ends: 4062 [2022-11-19 06:52:10,709 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-19 06:52:10,712 INFO L413 NwaCegarLoop]: 2721 mSDtfsCounter, 35 mSDsluCounter, 13531 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 16252 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:52:10,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 16252 Invalid, 1631 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 26.8s Time] [2022-11-19 06:52:10,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states. [2022-11-19 06:52:11,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 4054. [2022-11-19 06:52:11,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4054 states, 2516 states have (on average 1.3259141494435611) internal successors, (3336), 2639 states have internal predecessors, (3336), 1260 states have call successors, (1260), 275 states have call predecessors, (1260), 277 states have return successors, (1462), 1231 states have call predecessors, (1462), 1256 states have call successors, (1462) [2022-11-19 06:52:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 4054 states and 6058 transitions. [2022-11-19 06:52:11,160 INFO L78 Accepts]: Start accepts. Automaton has 4054 states and 6058 transitions. Word has length 54 [2022-11-19 06:52:11,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:52:11,161 INFO L495 AbstractCegarLoop]: Abstraction has 4054 states and 6058 transitions. [2022-11-19 06:52:11,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-19 06:52:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 6058 transitions. [2022-11-19 06:52:11,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-19 06:52:11,175 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:52:11,175 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:52:11,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 06:52:11,175 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:52:11,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:52:11,176 INFO L85 PathProgramCache]: Analyzing trace with hash -368166485, now seen corresponding path program 1 times [2022-11-19 06:52:11,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:52:11,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729536749] [2022-11-19 06:52:11,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:52:11,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:52:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 06:52:13,958 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 06:52:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 06:52:16,000 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-19 06:52:16,001 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 06:52:16,002 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 06:52:16,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 06:52:16,008 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-19 06:52:16,015 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 06:52:16,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:52:16 BoogieIcfgContainer [2022-11-19 06:52:16,177 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:52:16,178 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:52:16,178 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:52:16,179 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:52:16,179 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:18" (3/4) ... [2022-11-19 06:52:16,184 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-19 06:52:16,184 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:52:16,185 INFO L158 Benchmark]: Toolchain (without parser) took 89607.02ms. Allocated memory was 100.7MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 69.7MB in the beginning and 1.1GB in the end (delta: -994.9MB). Peak memory consumption was 327.7MB. Max. memory is 16.1GB. [2022-11-19 06:52:16,185 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:52:16,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5329.73ms. Allocated memory was 100.7MB in the beginning and 197.1MB in the end (delta: 96.5MB). Free memory was 69.3MB in the beginning and 73.8MB in the end (delta: -4.5MB). Peak memory consumption was 95.9MB. Max. memory is 16.1GB. [2022-11-19 06:52:16,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 530.90ms. Allocated memory is still 197.1MB. Free memory was 73.8MB in the beginning and 68.0MB in the end (delta: 5.8MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-11-19 06:52:16,187 INFO L158 Benchmark]: Boogie Preprocessor took 684.64ms. Allocated memory was 197.1MB in the beginning and 364.9MB in the end (delta: 167.8MB). Free memory was 68.0MB in the beginning and 237.3MB in the end (delta: -169.3MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-11-19 06:52:16,187 INFO L158 Benchmark]: RCFGBuilder took 25255.51ms. Allocated memory was 364.9MB in the beginning and 887.1MB in the end (delta: 522.2MB). Free memory was 237.3MB in the beginning and 635.7MB in the end (delta: -398.4MB). Peak memory consumption was 486.6MB. Max. memory is 16.1GB. [2022-11-19 06:52:16,188 INFO L158 Benchmark]: TraceAbstraction took 57790.38ms. Allocated memory was 887.1MB in the beginning and 1.4GB in the end (delta: 536.9MB). Free memory was 634.6MB in the beginning and 1.1GB in the end (delta: -431.1MB). Peak memory consumption was 780.1MB. Max. memory is 16.1GB. [2022-11-19 06:52:16,188 INFO L158 Benchmark]: Witness Printer took 6.03ms. Allocated memory is still 1.4GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:52:16,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5329.73ms. Allocated memory was 100.7MB in the beginning and 197.1MB in the end (delta: 96.5MB). Free memory was 69.3MB in the beginning and 73.8MB in the end (delta: -4.5MB). Peak memory consumption was 95.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 530.90ms. Allocated memory is still 197.1MB. Free memory was 73.8MB in the beginning and 68.0MB in the end (delta: 5.8MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 684.64ms. Allocated memory was 197.1MB in the beginning and 364.9MB in the end (delta: 167.8MB). Free memory was 68.0MB in the beginning and 237.3MB in the end (delta: -169.3MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * RCFGBuilder took 25255.51ms. Allocated memory was 364.9MB in the beginning and 887.1MB in the end (delta: 522.2MB). Free memory was 237.3MB in the beginning and 635.7MB in the end (delta: -398.4MB). Peak memory consumption was 486.6MB. Max. memory is 16.1GB. * TraceAbstraction took 57790.38ms. Allocated memory was 887.1MB in the beginning and 1.4GB in the end (delta: 536.9MB). Free memory was 634.6MB in the beginning and 1.1GB in the end (delta: -431.1MB). Peak memory consumption was 780.1MB. Max. memory is 16.1GB. * Witness Printer took 6.03ms. Allocated memory is still 1.4GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 13398]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 12414, overapproximation of bitwiseAnd at line 11962. Possible FailurePath: [L8226] static struct rxd_ops rxd_sta_ops = {40, & mwl8k_rxd_sta_init, & mwl8k_rxd_sta_refill, & mwl8k_rxd_sta_process}; [L8149] static struct rxd_ops rxd_ap_ops = {32, & mwl8k_rxd_ap_init, & mwl8k_rxd_ap_refill, & mwl8k_rxd_ap_process}; [L13105] int LDV_IN_INTERRUPT ; [L12806-L12807] static struct ieee80211_iface_combination const ap_if_comb = {(struct ieee80211_iface_limit const *)(& ap_if_limits), 1U, 8U, 2U, (_Bool)0, (unsigned char)0}; [L7498-L7501] static struct ieee80211_channel const mwl8k_channels_50[4U] = { {1, 5180U, 36U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5200U, 40U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5220U, 44U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5240U, 48U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}}; [L7469-L7483] static struct ieee80211_channel const mwl8k_channels_24[14U] = { {0, 2412U, 1U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2417U, 2U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2422U, 3U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2427U, 4U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2432U, 5U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2437U, 6U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2442U, 7U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2447U, 8U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2452U, 9U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2457U, 10U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2462U, 11U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2467U, 12U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2472U, 13U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2484U, 14U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}}; [L12414-L12421] static struct mwl8k_device_info mwl8k_info_tbl[4U] = { {(char *)"88w8363", (char *)"mwl8k/helper_8363.fw", (char *)"mwl8k/fmimage_8363.fw", 0, 0, 0U}, {(char *)"88w8687", (char *)"mwl8k/helper_8687.fw", (char *)"mwl8k/fmimage_8687.fw", 0, 0, 0U}, {(char *)"88w8366", (char *)"mwl8k/helper_8366.fw", (char *)"mwl8k/fmimage_8366.fw", (char *)"mwl8k/fmimage_8366_ap-3.fw", & rxd_ap_ops, 3U}, {(char *)"88w8764", 0, 0, (char *)"mwl8k/fmimage_8764_ap-1.fw", & rxd_ap_ops, 1U}}; [L13515] static int ldv_mutex_lock ; [L7502-L7510] static struct ieee80211_rate const mwl8k_rates_50[8U] = { {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}}; [L12804-L12805] static struct ieee80211_iface_limit const ap_if_limits[2U] = { {8U, 8U}, {1U, 4U}}; [L13408] static int ldv_mutex_fw_mutex_of_mwl8k_priv ; [L7484-L7497] static struct ieee80211_rate const mwl8k_rates_24[13U] = { {0U, 10U, 2U, (unsigned short)0}, {0U, 20U, 4U, (unsigned short)0}, {0U, 55U, 11U, (unsigned short)0}, {0U, 110U, 22U, (unsigned short)0}, {0U, 220U, 44U, (unsigned short)0}, {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}}; [L12378-L12384] static struct ieee80211_ops const mwl8k_ops = {& mwl8k_tx, & mwl8k_start, & mwl8k_stop, 0, 0, 0, & mwl8k_add_interface, 0, & mwl8k_remove_interface, & mwl8k_config, & mwl8k_bss_info_changed, 0, 0, & mwl8k_prepare_multicast, & mwl8k_configure_filter, 0, 0, & mwl8k_set_key, 0, 0, 0, 0, 0, 0, 0, 0, 0, & mwl8k_get_stats, 0, 0, & mwl8k_set_rts_threshold, & mwl8k_sta_add, & mwl8k_sta_remove, 0, 0, 0, 0, 0, & mwl8k_conf_tx, 0, 0, 0, 0, & mwl8k_ampdu_action, & mwl8k_get_survey, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L13622] static int ldv_mutex_mutex_of_device ; [L7468] static bool ap_mode_default ; [L12422] struct pci_device_id const __mod_pci_device_table ; [L13108] void *var_mwl8k_rxd_ap_init_13_p0 ; [L13109] dma_addr_t var_mwl8k_rxd_ap_init_13_p1 ; [L13110] void *var_mwl8k_rxd_ap_refill_14_p0 ; [L13111] dma_addr_t var_mwl8k_rxd_ap_refill_14_p1 ; [L13112] int var_mwl8k_rxd_ap_refill_14_p2 ; [L13113] void *var_mwl8k_rxd_ap_process_15_p0 ; [L13114] struct ieee80211_rx_status *var_group1 ; [L13115] __le16 *var_mwl8k_rxd_ap_process_15_p2 ; [L13116] s8 *var_mwl8k_rxd_ap_process_15_p3 ; [L13117] void *var_mwl8k_rxd_sta_init_16_p0 ; [L13118] dma_addr_t var_mwl8k_rxd_sta_init_16_p1 ; [L13119] void *var_mwl8k_rxd_sta_refill_17_p0 ; [L13120] dma_addr_t var_mwl8k_rxd_sta_refill_17_p1 ; [L13121] int var_mwl8k_rxd_sta_refill_17_p2 ; [L13122] void *var_mwl8k_rxd_sta_process_18_p0 ; [L13123] __le16 *var_mwl8k_rxd_sta_process_18_p2 ; [L13124] s8 *var_mwl8k_rxd_sta_process_18_p3 ; [L13125] struct ieee80211_hw *var_group2 ; [L13126] struct ieee80211_tx_control *var_group3 ; [L13127] struct sk_buff *var_mwl8k_tx_100_p2 ; [L13128] struct ieee80211_vif *var_group4 ; [L13129] u32 var_mwl8k_config_107_p1 ; [L13130] struct ieee80211_bss_conf *var_mwl8k_bss_info_changed_110_p2 ; [L13131] u32 var_mwl8k_bss_info_changed_110_p3 ; [L13132] struct netdev_hw_addr_list *var_group5 ; [L13133] unsigned int var_mwl8k_configure_filter_114_p1 ; [L13134] unsigned int *var_mwl8k_configure_filter_114_p2 ; [L13135] u64 var_mwl8k_configure_filter_114_p3 ; [L13136] enum set_key_cmd var_mwl8k_set_key_94_p1 ; [L13137] struct ieee80211_vif *var_mwl8k_set_key_94_p2 ; [L13138] struct ieee80211_sta *var_mwl8k_set_key_94_p3 ; [L13139] struct ieee80211_key_conf *var_mwl8k_set_key_94_p4 ; [L13140] u32 var_mwl8k_set_rts_threshold_115_p1 ; [L13141] struct ieee80211_sta *var_mwl8k_sta_add_117_p2 ; [L13142] struct ieee80211_sta *var_mwl8k_sta_remove_116_p2 ; [L13143] u16 var_mwl8k_conf_tx_118_p2 ; [L13144] struct ieee80211_tx_queue_params const *var_mwl8k_conf_tx_118_p3 ; [L13145] struct ieee80211_low_level_stats *var_group6 ; [L13146] int var_mwl8k_get_survey_120_p1 ; [L13147] struct survey_info *var_mwl8k_get_survey_120_p2 ; [L13148] enum ieee80211_ampdu_mlme_action var_mwl8k_ampdu_action_121_p2 ; [L13149] struct ieee80211_sta *var_mwl8k_ampdu_action_121_p3 ; [L13150] u16 var_mwl8k_ampdu_action_121_p4 ; [L13151] u16 *var_mwl8k_ampdu_action_121_p5 ; [L13152] u8 var_mwl8k_ampdu_action_121_p6 ; [L13153] struct pci_dev *var_group7 ; [L13154] struct pci_device_id const *var_mwl8k_probe_130_p1 ; [L13155] int res_mwl8k_probe_130 ; [L13156] int var_mwl8k_interrupt_97_p0 ; [L13157] void *var_mwl8k_interrupt_97_p1 ; [L13158] int ldv_s_mwl8k_driver_pci_driver ; [L13159] int tmp ; [L13160] int tmp___0 ; [L13162] ldv_s_mwl8k_driver_pci_driver = 0 [L13163] LDV_IN_INTERRUPT = 1 [L13164] CALL ldv_initialize() [L13732] ldv_mutex_fw_mutex_of_mwl8k_priv = 1 [L13733] ldv_mutex_lock = 1 [L13734] ldv_mutex_mutex_of_device = 1 [L13164] RET ldv_initialize() [L13302] tmp___0 = __VERIFIER_nondet_int() [L13303] COND TRUE tmp___0 != 0 || ldv_s_mwl8k_driver_pci_driver != 0 [L13167] tmp = __VERIFIER_nondet_int() [L13169] case 0: [L13173] case 1: [L13178] case 2: [L13183] case 3: [L13187] case 4: [L13192] case 5: [L13197] case 6: [L13201] case 7: [L13205] case 8: [L13209] case 9: [L13213] case 10: [L13217] case 11: [L13221] case 12: VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=12, tmp___0=1] [L13222] FCALL ldv_handler_precall() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=12, tmp___0=1] [L13223-L13224] CALL mwl8k_bss_info_changed(var_group2, var_group4, var_mwl8k_bss_info_changed_110_p2, var_mwl8k_bss_info_changed_110_p3) [L11975] EXPR vif->type VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}, vif->type=-4294967293] [L11975] COND FALSE !((unsigned int )vif->type == 2U) [L11979] EXPR vif->type VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}, vif->type=-4294967293] [L11979] COND TRUE (unsigned int )vif->type == 3U [L11980] CALL mwl8k_bss_info_changed_ap(hw, vif, info, changed) [L11920] int rc ; [L11921] int tmp ; [L11922] int idx ; [L11923] int rate ; [L11924] struct sk_buff *skb ; VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}] [L11926] CALL, EXPR mwl8k_fw_lock(hw) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9337] struct mwl8k_priv *priv ; [L9338] int rc ; [L9339] struct task_struct *tmp ; [L9341] EXPR hw->priv [L9341] priv = (struct mwl8k_priv *)hw->priv [L9342] CALL, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L6467] struct task_struct *pfo_ret__ ; [L6470] case 1UL: [L6473] case 2UL: [L6476] case 4UL: [L6479] case 8UL: [L6486] return (pfo_ret__); [L9342] RET, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, get_current()={1:1}, hw={36893488147419103235:201}, hw={36893488147419103235:201}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={36893488147419103236:-1703}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9342] tmp = get_current() [L9343] EXPR priv->fw_mutex_owner VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={36893488147419103236:-1703}, priv->fw_mutex_owner={18446744073709551617:36893488147419103233}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp={1:1}] [L9343] COND FALSE !((unsigned long )priv->fw_mutex_owner != (unsigned long )tmp) [L9359] EXPR priv->fw_mutex_depth [L9359] priv->fw_mutex_depth = priv->fw_mutex_depth + 1 [L9360] return (0); VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, \result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={36893488147419103236:-1703}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp={1:1}] [L11926] RET, EXPR mwl8k_fw_lock(hw) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_fw_lock(hw)=0, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}] [L11926] tmp = mwl8k_fw_lock(hw) [L11927] COND FALSE !(tmp != 0) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}] [L11931] COND FALSE !((changed & 4U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}] [L11939] COND FALSE !((changed & 32U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}] [L11953] COND FALSE !((changed & 320U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}] [L11962] COND FALSE !((changed & 512U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, info={36893488147419103242:36893488147419103234}, info={36893488147419103242:36893488147419103234}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={36893488147419103241:36893488147419103245}, vif={36893488147419103241:36893488147419103245}] [L11967] CALL mwl8k_fw_unlock(hw) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9365] struct mwl8k_priv *priv ; [L9367] EXPR hw->priv [L9367] priv = (struct mwl8k_priv *)hw->priv [L9368] EXPR priv->fw_mutex_depth [L9368] priv->fw_mutex_depth = priv->fw_mutex_depth - 1 [L9369] EXPR priv->fw_mutex_depth VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={36893488147419103236:-1703}, priv->fw_mutex_depth=0, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9369] COND TRUE priv->fw_mutex_depth == 0 [L9370] EXPR priv->hw_restart_in_progress VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={36893488147419103235:201}, hw={36893488147419103235:201}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={36893488147419103236:-1703}, priv->hw_restart_in_progress=-255, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9370] COND FALSE !(! priv->hw_restart_in_progress) [L9374] priv->fw_mutex_owner = 0 [L9375] CALL ldv_mutex_unlock_8(& priv->fw_mutex) [L13376] CALL ldv_mutex_unlock_fw_mutex_of_mwl8k_priv(ldv_func_arg1) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, lock={36893488147419103236:-177}, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13507] COND FALSE !(ldv_mutex_fw_mutex_of_mwl8k_priv == 2) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, lock={36893488147419103236:-177}, lock={36893488147419103236:-177}, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13509] CALL ldv_error() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13398] reach_error() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 140 procedures, 2080 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 57.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 48.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 9019 SdHoareTripleChecker+Valid, 46.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9002 mSDsluCounter, 28051 SdHoareTripleChecker+Invalid, 45.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16351 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2710 IncrementalHoareTripleChecker+Invalid, 2720 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 11700 mSDtfsCounter, 2710 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4054occurred in iteration=4, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 4 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-19 06:52:16,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 --- 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 [2022-11-19 06:52:19,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:52:19,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:52:19,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:52:19,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:52:19,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:52:19,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:52:19,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:52:19,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:52:19,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:52:19,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:52:19,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:52:19,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:52:19,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:52:19,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:52:19,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:52:19,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:52:19,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:52:19,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:52:19,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:52:19,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:52:19,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:52:19,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:52:19,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:52:19,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:52:19,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:52:19,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:52:19,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:52:19,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:52:19,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:52:19,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:52:19,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:52:19,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:52:19,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:52:19,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:52:19,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:52:19,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:52:19,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:52:19,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:52:19,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:52:19,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:52:19,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 06:52:19,153 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:52:19,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:52:19,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:52:19,154 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:52:19,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:52:19,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:52:19,155 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:52:19,156 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:52:19,156 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:52:19,156 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:52:19,157 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:52:19,157 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:52:19,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:52:19,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:52:19,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:52:19,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:52:19,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:52:19,160 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:52:19,160 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 06:52:19,160 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 06:52:19,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:52:19,161 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:52:19,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:52:19,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:52:19,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 06:52:19,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:52:19,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:52:19,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:52:19,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:52:19,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:52:19,164 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 06:52:19,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 06:52:19,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:52:19,165 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:52:19,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 06:52:19,165 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 [2022-11-19 06:52:19,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:52:19,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:52:19,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:52:19,695 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:52:19,699 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:52:19,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-19 06:52:19,791 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/9f8447822/52a6d526aa1d4f4d8af0bbb6928cf1d4/FLAG0b8caf6bb [2022-11-19 06:52:21,106 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:52:21,107 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-19 06:52:21,190 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/9f8447822/52a6d526aa1d4f4d8af0bbb6928cf1d4/FLAG0b8caf6bb [2022-11-19 06:52:21,299 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/data/9f8447822/52a6d526aa1d4f4d8af0bbb6928cf1d4 [2022-11-19 06:52:21,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:52:21,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:52:21,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:52:21,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:52:21,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:52:21,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:52:21" (1/1) ... [2022-11-19 06:52:21,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@566378c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:21, skipping insertion in model container [2022-11-19 06:52:21,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:52:21" (1/1) ... [2022-11-19 06:52:21,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:52:21,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:52:25,544 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_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2022-11-19 06:52:25,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:52:25,771 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-19 06:52:25,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:52:26,376 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_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2022-11-19 06:52:26,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:52:26,427 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:52:26,937 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_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2022-11-19 06:52:26,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:52:27,254 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:52:27,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27 WrapperNode [2022-11-19 06:52:27,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:52:27,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:52:27,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:52:27,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:52:27,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:27,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:27,854 INFO L138 Inliner]: procedures = 414, calls = 3554, calls flagged for inlining = 185, calls inlined = 158, statements flattened = 6959 [2022-11-19 06:52:27,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:52:27,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:52:27,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:52:27,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:52:27,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:27,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:27,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:27,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:28,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:28,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:28,375 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:28,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:28,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:52:28,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:52:28,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:52:28,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:52:28,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (1/1) ... [2022-11-19 06:52:28,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:52:28,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:52:28,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:52:28,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:52:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2022-11-19 06:52:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2022-11-19 06:52:28,668 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2022-11-19 06:52:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2022-11-19 06:52:28,668 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2022-11-19 06:52:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2022-11-19 06:52:28,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 06:52:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 06:52:28,669 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-19 06:52:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-19 06:52:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:52:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:52:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 06:52:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 06:52:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-19 06:52:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-19 06:52:28,671 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 06:52:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 06:52:28,671 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-19 06:52:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-19 06:52:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-19 06:52:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-19 06:52:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2022-11-19 06:52:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2022-11-19 06:52:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2022-11-19 06:52:28,673 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2022-11-19 06:52:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 06:52:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-19 06:52:28,673 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-19 06:52:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2022-11-19 06:52:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2022-11-19 06:52:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2022-11-19 06:52:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2022-11-19 06:52:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2022-11-19 06:52:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2022-11-19 06:52:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2022-11-19 06:52:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2022-11-19 06:52:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 06:52:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 06:52:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:52:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-19 06:52:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-19 06:52:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-19 06:52:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-19 06:52:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-19 06:52:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-19 06:52:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 06:52:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 06:52:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2022-11-19 06:52:28,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2022-11-19 06:52:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2022-11-19 06:52:28,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2022-11-19 06:52:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2022-11-19 06:52:28,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2022-11-19 06:52:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 06:52:28,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 06:52:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-19 06:52:28,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-19 06:52:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 06:52:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 06:52:28,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2022-11-19 06:52:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2022-11-19 06:52:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2022-11-19 06:52:28,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2022-11-19 06:52:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 06:52:28,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 06:52:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2022-11-19 06:52:28,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2022-11-19 06:52:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2022-11-19 06:52:28,688 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2022-11-19 06:52:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:52:28,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:52:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2022-11-19 06:52:28,689 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2022-11-19 06:52:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-19 06:52:28,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-19 06:52:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-19 06:52:28,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-19 06:52:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 06:52:28,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 06:52:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2022-11-19 06:52:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2022-11-19 06:52:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-19 06:52:28,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-19 06:52:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2022-11-19 06:52:28,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2022-11-19 06:52:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-19 06:52:28,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-19 06:52:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2022-11-19 06:52:28,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2022-11-19 06:52:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:52:28,696 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-19 06:52:28,696 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-19 06:52:28,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:52:28,696 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-11-19 06:52:28,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-11-19 06:52:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 06:52:28,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 06:52:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:52:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 06:52:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-19 06:52:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-19 06:52:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2022-11-19 06:52:28,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2022-11-19 06:52:28,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-19 06:52:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2022-11-19 06:52:28,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2022-11-19 06:52:28,699 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-11-19 06:52:28,700 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-11-19 06:52:28,701 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-19 06:52:28,704 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-19 06:52:28,704 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2022-11-19 06:52:28,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2022-11-19 06:52:28,705 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 06:52:28,706 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 06:52:28,707 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-11-19 06:52:28,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-11-19 06:52:28,709 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2022-11-19 06:52:28,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2022-11-19 06:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-19 06:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:52:28,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-11-19 06:52:28,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-11-19 06:52:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-19 06:52:28,715 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-19 06:52:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-19 06:52:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 06:52:28,715 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 06:52:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2022-11-19 06:52:28,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2022-11-19 06:52:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-19 06:52:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2022-11-19 06:52:28,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2022-11-19 06:52:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-19 06:52:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:52:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-19 06:52:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:52:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2022-11-19 06:52:28,717 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2022-11-19 06:52:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2022-11-19 06:52:28,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2022-11-19 06:52:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-19 06:52:28,718 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-19 06:52:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-19 06:52:28,718 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-19 06:52:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-19 06:52:28,719 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-19 06:52:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2022-11-19 06:52:28,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2022-11-19 06:52:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2022-11-19 06:52:28,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2022-11-19 06:52:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2022-11-19 06:52:28,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2022-11-19 06:52:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2022-11-19 06:52:28,720 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2022-11-19 06:52:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2022-11-19 06:52:28,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2022-11-19 06:52:28,721 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2022-11-19 06:52:28,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2022-11-19 06:52:28,721 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2022-11-19 06:52:28,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2022-11-19 06:52:28,721 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 06:52:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 06:52:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-19 06:52:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-19 06:52:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-11-19 06:52:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-11-19 06:52:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 06:52:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 06:52:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 06:52:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 06:52:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-11-19 06:52:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-11-19 06:52:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2022-11-19 06:52:28,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2022-11-19 06:52:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-19 06:52:28,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-19 06:52:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2022-11-19 06:52:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2022-11-19 06:52:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 06:52:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 06:52:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-19 06:52:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-19 06:52:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-19 06:52:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-19 06:52:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-19 06:52:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-19 06:52:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2022-11-19 06:52:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2022-11-19 06:52:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-19 06:52:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-19 06:52:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2022-11-19 06:52:28,730 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2022-11-19 06:52:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 06:52:28,730 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 06:52:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-19 06:52:28,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-19 06:52:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:52:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2022-11-19 06:52:28,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2022-11-19 06:52:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:52:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2022-11-19 06:52:28,731 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2022-11-19 06:52:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2022-11-19 06:52:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2022-11-19 06:52:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2022-11-19 06:52:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2022-11-19 06:52:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2022-11-19 06:52:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2022-11-19 06:52:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-19 06:52:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-19 06:52:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-19 06:52:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2022-11-19 06:52:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2022-11-19 06:52:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-19 06:52:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:52:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-19 06:52:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-19 06:52:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 06:52:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 06:52:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-19 06:52:28,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-19 06:52:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2022-11-19 06:52:28,735 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2022-11-19 06:52:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-19 06:52:28,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-19 06:52:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2022-11-19 06:52:28,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2022-11-19 06:52:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2022-11-19 06:52:28,736 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2022-11-19 06:52:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2022-11-19 06:52:28,736 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2022-11-19 06:52:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2022-11-19 06:52:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2022-11-19 06:52:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2022-11-19 06:52:28,738 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2022-11-19 06:52:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 06:52:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 06:52:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2022-11-19 06:52:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2022-11-19 06:52:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-11-19 06:52:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-11-19 06:52:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-19 06:52:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-19 06:52:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2022-11-19 06:52:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2022-11-19 06:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2022-11-19 06:52:28,747 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2022-11-19 06:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2022-11-19 06:52:28,747 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2022-11-19 06:52:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2022-11-19 06:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2022-11-19 06:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-19 06:52:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-19 06:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-19 06:52:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-19 06:52:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-19 06:52:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-19 06:52:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:52:28,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:52:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-11-19 06:52:28,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-11-19 06:52:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-11-19 06:52:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-11-19 06:52:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-11-19 06:52:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-11-19 06:52:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2022-11-19 06:52:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2022-11-19 06:52:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-19 06:52:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-19 06:52:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-19 06:52:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-19 06:52:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2022-11-19 06:52:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2022-11-19 06:52:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-19 06:52:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-19 06:52:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-19 06:52:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-19 06:52:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2022-11-19 06:52:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2022-11-19 06:52:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2022-11-19 06:52:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2022-11-19 06:52:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-11-19 06:52:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-11-19 06:52:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-19 06:52:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-19 06:52:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 06:52:28,754 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 06:52:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2022-11-19 06:52:28,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2022-11-19 06:52:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2022-11-19 06:52:28,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2022-11-19 06:52:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 06:52:28,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 06:52:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2022-11-19 06:52:28,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2022-11-19 06:52:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-19 06:52:28,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-19 06:52:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2022-11-19 06:52:28,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2022-11-19 06:52:28,756 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2022-11-19 06:52:28,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2022-11-19 06:52:28,756 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2022-11-19 06:52:28,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2022-11-19 06:52:28,756 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-19 06:52:28,757 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-19 06:52:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-11-19 06:52:28,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-11-19 06:52:30,282 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:52:30,287 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:54:26,697 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:54:26,719 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:54:26,719 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 06:54:26,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:54:26 BoogieIcfgContainer [2022-11-19 06:54:26,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:54:26,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:54:26,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:54:26,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:54:26,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:52:21" (1/3) ... [2022-11-19 06:54:26,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52360ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:54:26, skipping insertion in model container [2022-11-19 06:54:26,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:52:27" (2/3) ... [2022-11-19 06:54:26,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52360ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:54:26, skipping insertion in model container [2022-11-19 06:54:26,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:54:26" (3/3) ... [2022-11-19 06:54:26,735 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-19 06:54:26,757 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:54:26,758 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:54:26,863 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:54:26,873 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@311d5404, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:54:26,874 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:54:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand has 2634 states, 1847 states have (on average 1.3654574986464536) internal successors, (2522), 1914 states have internal predecessors, (2522), 646 states have call successors, (646), 139 states have call predecessors, (646), 139 states have return successors, (646), 632 states have call predecessors, (646), 646 states have call successors, (646) [2022-11-19 06:54:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 06:54:26,898 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:54:26,899 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:54:26,900 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:54:26,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:54:26,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1672525163, now seen corresponding path program 1 times [2022-11-19 06:54:26,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:54:26,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [830162497] [2022-11-19 06:54:26,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:54:26,932 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:26,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:54:26,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:54:26,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-19 06:54:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:54:29,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 2022 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 06:54:29,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:54:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:54:29,763 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:54:29,764 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:54:29,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [830162497] [2022-11-19 06:54:29,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [830162497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:54:29,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:54:29,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:54:29,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509083566] [2022-11-19 06:54:29,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:54:29,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:54:29,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:54:29,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:54:29,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:29,820 INFO L87 Difference]: Start difference. First operand has 2634 states, 1847 states have (on average 1.3654574986464536) internal successors, (2522), 1914 states have internal predecessors, (2522), 646 states have call successors, (646), 139 states have call predecessors, (646), 139 states have return successors, (646), 632 states have call predecessors, (646), 646 states have call successors, (646) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:54:30,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:54:30,771 INFO L93 Difference]: Finished difference Result 7801 states and 11857 transitions. [2022-11-19 06:54:30,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:54:30,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-19 06:54:30,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:54:30,851 INFO L225 Difference]: With dead ends: 7801 [2022-11-19 06:54:30,852 INFO L226 Difference]: Without dead ends: 5140 [2022-11-19 06:54:30,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:30,893 INFO L413 NwaCegarLoop]: 4538 mSDtfsCounter, 3788 mSDsluCounter, 3865 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3788 SdHoareTripleChecker+Valid, 8403 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:54:30,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3788 Valid, 8403 Invalid, 18 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 06:54:30,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5140 states. [2022-11-19 06:54:31,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5140 to 5137. [2022-11-19 06:54:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5137 states, 3600 states have (on average 1.36) internal successors, (4896), 3724 states have internal predecessors, (4896), 1263 states have call successors, (1263), 275 states have call predecessors, (1263), 273 states have return successors, (1452), 1229 states have call predecessors, (1452), 1257 states have call successors, (1452) [2022-11-19 06:54:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5137 states to 5137 states and 7611 transitions. [2022-11-19 06:54:31,468 INFO L78 Accepts]: Start accepts. Automaton has 5137 states and 7611 transitions. Word has length 9 [2022-11-19 06:54:31,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:54:31,469 INFO L495 AbstractCegarLoop]: Abstraction has 5137 states and 7611 transitions. [2022-11-19 06:54:31,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:54:31,470 INFO L276 IsEmpty]: Start isEmpty. Operand 5137 states and 7611 transitions. [2022-11-19 06:54:31,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-19 06:54:31,473 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:54:31,473 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:54:31,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-19 06:54:31,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:31,687 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:54:31,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:54:31,688 INFO L85 PathProgramCache]: Analyzing trace with hash 307461481, now seen corresponding path program 1 times [2022-11-19 06:54:31,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:54:31,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1828366191] [2022-11-19 06:54:31,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:54:31,693 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:31,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:54:31,701 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:54:31,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-19 06:54:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:54:34,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 2023 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 06:54:34,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:54:34,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:54:34,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:54:34,172 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:54:34,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1828366191] [2022-11-19 06:54:34,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1828366191] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:54:34,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:54:34,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:54:34,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132859412] [2022-11-19 06:54:34,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:54:34,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:54:34,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:54:34,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:54:34,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:34,176 INFO L87 Difference]: Start difference. First operand 5137 states and 7611 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:54:34,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:54:34,848 INFO L93 Difference]: Finished difference Result 5139 states and 7612 transitions. [2022-11-19 06:54:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:54:34,851 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-19 06:54:34,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:54:34,891 INFO L225 Difference]: With dead ends: 5139 [2022-11-19 06:54:34,892 INFO L226 Difference]: Without dead ends: 5136 [2022-11-19 06:54:34,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:34,897 INFO L413 NwaCegarLoop]: 3773 mSDtfsCounter, 3767 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3767 SdHoareTripleChecker+Valid, 3773 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:54:34,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3767 Valid, 3773 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 06:54:34,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5136 states. [2022-11-19 06:54:35,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5136 to 5136. [2022-11-19 06:54:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5136 states, 3600 states have (on average 1.3597222222222223) internal successors, (4895), 3723 states have internal predecessors, (4895), 1262 states have call successors, (1262), 275 states have call predecessors, (1262), 273 states have return successors, (1452), 1229 states have call predecessors, (1452), 1257 states have call successors, (1452) [2022-11-19 06:54:35,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5136 states to 5136 states and 7609 transitions. [2022-11-19 06:54:35,306 INFO L78 Accepts]: Start accepts. Automaton has 5136 states and 7609 transitions. Word has length 10 [2022-11-19 06:54:35,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:54:35,307 INFO L495 AbstractCegarLoop]: Abstraction has 5136 states and 7609 transitions. [2022-11-19 06:54:35,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:54:35,307 INFO L276 IsEmpty]: Start isEmpty. Operand 5136 states and 7609 transitions. [2022-11-19 06:54:35,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-19 06:54:35,308 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:54:35,308 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:54:35,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-19 06:54:35,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:35,534 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:54:35,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:54:35,535 INFO L85 PathProgramCache]: Analyzing trace with hash 940165166, now seen corresponding path program 1 times [2022-11-19 06:54:35,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:54:35,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920892893] [2022-11-19 06:54:35,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:54:35,541 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:35,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:54:35,549 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:54:35,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-19 06:54:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:54:37,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 2024 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 06:54:37,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:54:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:54:37,935 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:54:37,936 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:54:37,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920892893] [2022-11-19 06:54:37,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1920892893] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:54:37,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:54:37,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:54:37,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756260203] [2022-11-19 06:54:37,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:54:37,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:54:37,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:54:37,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:54:37,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:37,939 INFO L87 Difference]: Start difference. First operand 5136 states and 7609 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:54:38,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:54:38,502 INFO L93 Difference]: Finished difference Result 5138 states and 7610 transitions. [2022-11-19 06:54:38,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:54:38,529 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-19 06:54:38,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:54:38,567 INFO L225 Difference]: With dead ends: 5138 [2022-11-19 06:54:38,567 INFO L226 Difference]: Without dead ends: 5131 [2022-11-19 06:54:38,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:38,573 INFO L413 NwaCegarLoop]: 3772 mSDtfsCounter, 3764 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3764 SdHoareTripleChecker+Valid, 3772 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 06:54:38,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3764 Valid, 3772 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 06:54:38,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5131 states. [2022-11-19 06:54:38,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5131 to 5131. [2022-11-19 06:54:38,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5131 states, 3596 states have (on average 1.3592880978865407) internal successors, (4888), 3718 states have internal predecessors, (4888), 1261 states have call successors, (1261), 275 states have call predecessors, (1261), 273 states have return successors, (1452), 1229 states have call predecessors, (1452), 1257 states have call successors, (1452) [2022-11-19 06:54:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 5131 states and 7601 transitions. [2022-11-19 06:54:39,083 INFO L78 Accepts]: Start accepts. Automaton has 5131 states and 7601 transitions. Word has length 11 [2022-11-19 06:54:39,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:54:39,084 INFO L495 AbstractCegarLoop]: Abstraction has 5131 states and 7601 transitions. [2022-11-19 06:54:39,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:54:39,084 INFO L276 IsEmpty]: Start isEmpty. Operand 5131 states and 7601 transitions. [2022-11-19 06:54:39,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-19 06:54:39,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:54:39,104 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:54:39,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-19 06:54:39,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:39,331 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:54:39,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:54:39,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1298221396, now seen corresponding path program 1 times [2022-11-19 06:54:39,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:54:39,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1438528260] [2022-11-19 06:54:39,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:54:39,338 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:39,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:54:39,340 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:54:39,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-19 06:54:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:54:41,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 2199 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 06:54:41,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:54:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:54:41,864 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:54:41,864 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:54:41,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1438528260] [2022-11-19 06:54:41,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1438528260] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:54:41,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:54:41,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:54:41,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569452615] [2022-11-19 06:54:41,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:54:41,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:54:41,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:54:41,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:54:41,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:41,875 INFO L87 Difference]: Start difference. First operand 5131 states and 7601 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-19 06:54:42,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:54:42,406 INFO L93 Difference]: Finished difference Result 10261 states and 15581 transitions. [2022-11-19 06:54:42,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:54:42,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 55 [2022-11-19 06:54:42,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:54:42,458 INFO L225 Difference]: With dead ends: 10261 [2022-11-19 06:54:42,458 INFO L226 Difference]: Without dead ends: 5133 [2022-11-19 06:54:42,577 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:54:42,582 INFO L413 NwaCegarLoop]: 3765 mSDtfsCounter, 0 mSDsluCounter, 3758 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7523 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:54:42,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7523 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 06:54:42,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5133 states. [2022-11-19 06:54:42,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5133 to 5131. [2022-11-19 06:54:42,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5131 states, 3596 states have (on average 1.35761957730812) internal successors, (4882), 3718 states have internal predecessors, (4882), 1261 states have call successors, (1261), 275 states have call predecessors, (1261), 273 states have return successors, (1452), 1229 states have call predecessors, (1452), 1257 states have call successors, (1452) [2022-11-19 06:54:43,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 5131 states and 7595 transitions. [2022-11-19 06:54:43,034 INFO L78 Accepts]: Start accepts. Automaton has 5131 states and 7595 transitions. Word has length 55 [2022-11-19 06:54:43,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:54:43,034 INFO L495 AbstractCegarLoop]: Abstraction has 5131 states and 7595 transitions. [2022-11-19 06:54:43,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-19 06:54:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 5131 states and 7595 transitions. [2022-11-19 06:54:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-19 06:54:43,042 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:54:43,042 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:54:43,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-19 06:54:43,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:43,256 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:54:43,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:54:43,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1590436075, now seen corresponding path program 1 times [2022-11-19 06:54:43,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:54:43,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1111462539] [2022-11-19 06:54:43,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:54:43,261 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:54:43,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:54:43,262 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:54:43,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-19 07:00:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:00:47,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 07:04:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:04:23,700 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-19 07:04:23,700 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 07:04:23,701 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:04:23,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-19 07:04:23,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:04:23,926 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-19 07:04:23,931 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:04:24,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:04:24 BoogieIcfgContainer [2022-11-19 07:04:24,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:04:24,095 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:04:24,095 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:04:24,095 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:04:24,096 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:54:26" (3/4) ... [2022-11-19 07:04:24,099 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-19 07:04:24,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:04:24,099 INFO L158 Benchmark]: Toolchain (without parser) took 722794.39ms. Allocated memory was 62.9MB in the beginning and 687.9MB in the end (delta: 625.0MB). Free memory was 26.5MB in the beginning and 457.4MB in the end (delta: -430.8MB). Peak memory consumption was 193.6MB. Max. memory is 16.1GB. [2022-11-19 07:04:24,100 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:04:24,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5943.22ms. Allocated memory was 62.9MB in the beginning and 184.5MB in the end (delta: 121.6MB). Free memory was 26.4MB in the beginning and 63.9MB in the end (delta: -37.5MB). Peak memory consumption was 111.6MB. Max. memory is 16.1GB. [2022-11-19 07:04:24,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 598.21ms. Allocated memory was 184.5MB in the beginning and 318.8MB in the end (delta: 134.2MB). Free memory was 63.9MB in the beginning and 203.0MB in the end (delta: -139.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-11-19 07:04:24,103 INFO L158 Benchmark]: Boogie Preprocessor took 719.05ms. Allocated memory is still 318.8MB. Free memory was 203.0MB in the beginning and 193.7MB in the end (delta: 9.4MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2022-11-19 07:04:24,103 INFO L158 Benchmark]: RCFGBuilder took 118149.79ms. Allocated memory was 318.8MB in the beginning and 687.9MB in the end (delta: 369.1MB). Free memory was 193.7MB in the beginning and 384.1MB in the end (delta: -190.4MB). Peak memory consumption was 440.8MB. Max. memory is 16.1GB. [2022-11-19 07:04:24,104 INFO L158 Benchmark]: TraceAbstraction took 597365.97ms. Allocated memory is still 687.9MB. Free memory was 384.1MB in the beginning and 458.4MB in the end (delta: -74.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:04:24,104 INFO L158 Benchmark]: Witness Printer took 4.33ms. Allocated memory is still 687.9MB. Free memory was 458.4MB in the beginning and 457.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:04:24,107 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5943.22ms. Allocated memory was 62.9MB in the beginning and 184.5MB in the end (delta: 121.6MB). Free memory was 26.4MB in the beginning and 63.9MB in the end (delta: -37.5MB). Peak memory consumption was 111.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 598.21ms. Allocated memory was 184.5MB in the beginning and 318.8MB in the end (delta: 134.2MB). Free memory was 63.9MB in the beginning and 203.0MB in the end (delta: -139.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 719.05ms. Allocated memory is still 318.8MB. Free memory was 203.0MB in the beginning and 193.7MB in the end (delta: 9.4MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. * RCFGBuilder took 118149.79ms. Allocated memory was 318.8MB in the beginning and 687.9MB in the end (delta: 369.1MB). Free memory was 193.7MB in the beginning and 384.1MB in the end (delta: -190.4MB). Peak memory consumption was 440.8MB. Max. memory is 16.1GB. * TraceAbstraction took 597365.97ms. Allocated memory is still 687.9MB. Free memory was 384.1MB in the beginning and 458.4MB in the end (delta: -74.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.33ms. Allocated memory is still 687.9MB. Free memory was 458.4MB in the beginning and 457.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 13398]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 12414. Possible FailurePath: [L8226] static struct rxd_ops rxd_sta_ops = {40, & mwl8k_rxd_sta_init, & mwl8k_rxd_sta_refill, & mwl8k_rxd_sta_process}; [L8149] static struct rxd_ops rxd_ap_ops = {32, & mwl8k_rxd_ap_init, & mwl8k_rxd_ap_refill, & mwl8k_rxd_ap_process}; [L13105] int LDV_IN_INTERRUPT ; [L12806-L12807] static struct ieee80211_iface_combination const ap_if_comb = {(struct ieee80211_iface_limit const *)(& ap_if_limits), 1U, 8U, 2U, (_Bool)0, (unsigned char)0}; [L7498-L7501] static struct ieee80211_channel const mwl8k_channels_50[4U] = { {1, 5180U, 36U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5200U, 40U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5220U, 44U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5240U, 48U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}}; [L7469-L7483] static struct ieee80211_channel const mwl8k_channels_24[14U] = { {0, 2412U, 1U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2417U, 2U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2422U, 3U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2427U, 4U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2432U, 5U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2437U, 6U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2442U, 7U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2447U, 8U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2452U, 9U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2457U, 10U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2462U, 11U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2467U, 12U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2472U, 13U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2484U, 14U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}}; [L12414-L12421] static struct mwl8k_device_info mwl8k_info_tbl[4U] = { {(char *)"88w8363", (char *)"mwl8k/helper_8363.fw", (char *)"mwl8k/fmimage_8363.fw", 0, 0, 0U}, {(char *)"88w8687", (char *)"mwl8k/helper_8687.fw", (char *)"mwl8k/fmimage_8687.fw", 0, 0, 0U}, {(char *)"88w8366", (char *)"mwl8k/helper_8366.fw", (char *)"mwl8k/fmimage_8366.fw", (char *)"mwl8k/fmimage_8366_ap-3.fw", & rxd_ap_ops, 3U}, {(char *)"88w8764", 0, 0, (char *)"mwl8k/fmimage_8764_ap-1.fw", & rxd_ap_ops, 1U}}; [L13515] static int ldv_mutex_lock ; [L7502-L7510] static struct ieee80211_rate const mwl8k_rates_50[8U] = { {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}}; [L12804-L12805] static struct ieee80211_iface_limit const ap_if_limits[2U] = { {8U, 8U}, {1U, 4U}}; [L13408] static int ldv_mutex_fw_mutex_of_mwl8k_priv ; [L7484-L7497] static struct ieee80211_rate const mwl8k_rates_24[13U] = { {0U, 10U, 2U, (unsigned short)0}, {0U, 20U, 4U, (unsigned short)0}, {0U, 55U, 11U, (unsigned short)0}, {0U, 110U, 22U, (unsigned short)0}, {0U, 220U, 44U, (unsigned short)0}, {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}}; [L12378-L12384] static struct ieee80211_ops const mwl8k_ops = {& mwl8k_tx, & mwl8k_start, & mwl8k_stop, 0, 0, 0, & mwl8k_add_interface, 0, & mwl8k_remove_interface, & mwl8k_config, & mwl8k_bss_info_changed, 0, 0, & mwl8k_prepare_multicast, & mwl8k_configure_filter, 0, 0, & mwl8k_set_key, 0, 0, 0, 0, 0, 0, 0, 0, 0, & mwl8k_get_stats, 0, 0, & mwl8k_set_rts_threshold, & mwl8k_sta_add, & mwl8k_sta_remove, 0, 0, 0, 0, 0, & mwl8k_conf_tx, 0, 0, 0, 0, & mwl8k_ampdu_action, & mwl8k_get_survey, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L13622] static int ldv_mutex_mutex_of_device ; [L7468] static bool ap_mode_default ; [L12422] struct pci_device_id const __mod_pci_device_table ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=0, ldv_mutex_fw_mutex_of_mwl8k_priv=0, ldv_mutex_lock=0, ldv_mutex_mutex_of_device=0, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13108] void *var_mwl8k_rxd_ap_init_13_p0 ; [L13109] dma_addr_t var_mwl8k_rxd_ap_init_13_p1 ; [L13110] void *var_mwl8k_rxd_ap_refill_14_p0 ; [L13111] dma_addr_t var_mwl8k_rxd_ap_refill_14_p1 ; [L13112] int var_mwl8k_rxd_ap_refill_14_p2 ; [L13113] void *var_mwl8k_rxd_ap_process_15_p0 ; [L13114] struct ieee80211_rx_status *var_group1 ; [L13115] __le16 *var_mwl8k_rxd_ap_process_15_p2 ; [L13116] s8 *var_mwl8k_rxd_ap_process_15_p3 ; [L13117] void *var_mwl8k_rxd_sta_init_16_p0 ; [L13118] dma_addr_t var_mwl8k_rxd_sta_init_16_p1 ; [L13119] void *var_mwl8k_rxd_sta_refill_17_p0 ; [L13120] dma_addr_t var_mwl8k_rxd_sta_refill_17_p1 ; [L13121] int var_mwl8k_rxd_sta_refill_17_p2 ; [L13122] void *var_mwl8k_rxd_sta_process_18_p0 ; [L13123] __le16 *var_mwl8k_rxd_sta_process_18_p2 ; [L13124] s8 *var_mwl8k_rxd_sta_process_18_p3 ; [L13125] struct ieee80211_hw *var_group2 ; [L13126] struct ieee80211_tx_control *var_group3 ; [L13127] struct sk_buff *var_mwl8k_tx_100_p2 ; [L13128] struct ieee80211_vif *var_group4 ; [L13129] u32 var_mwl8k_config_107_p1 ; [L13130] struct ieee80211_bss_conf *var_mwl8k_bss_info_changed_110_p2 ; [L13131] u32 var_mwl8k_bss_info_changed_110_p3 ; [L13132] struct netdev_hw_addr_list *var_group5 ; [L13133] unsigned int var_mwl8k_configure_filter_114_p1 ; [L13134] unsigned int *var_mwl8k_configure_filter_114_p2 ; [L13135] u64 var_mwl8k_configure_filter_114_p3 ; [L13136] enum set_key_cmd var_mwl8k_set_key_94_p1 ; [L13137] struct ieee80211_vif *var_mwl8k_set_key_94_p2 ; [L13138] struct ieee80211_sta *var_mwl8k_set_key_94_p3 ; [L13139] struct ieee80211_key_conf *var_mwl8k_set_key_94_p4 ; [L13140] u32 var_mwl8k_set_rts_threshold_115_p1 ; [L13141] struct ieee80211_sta *var_mwl8k_sta_add_117_p2 ; [L13142] struct ieee80211_sta *var_mwl8k_sta_remove_116_p2 ; [L13143] u16 var_mwl8k_conf_tx_118_p2 ; [L13144] struct ieee80211_tx_queue_params const *var_mwl8k_conf_tx_118_p3 ; [L13145] struct ieee80211_low_level_stats *var_group6 ; [L13146] int var_mwl8k_get_survey_120_p1 ; [L13147] struct survey_info *var_mwl8k_get_survey_120_p2 ; [L13148] enum ieee80211_ampdu_mlme_action var_mwl8k_ampdu_action_121_p2 ; [L13149] struct ieee80211_sta *var_mwl8k_ampdu_action_121_p3 ; [L13150] u16 var_mwl8k_ampdu_action_121_p4 ; [L13151] u16 *var_mwl8k_ampdu_action_121_p5 ; [L13152] u8 var_mwl8k_ampdu_action_121_p6 ; [L13153] struct pci_dev *var_group7 ; [L13154] struct pci_device_id const *var_mwl8k_probe_130_p1 ; [L13155] int res_mwl8k_probe_130 ; [L13156] int var_mwl8k_interrupt_97_p0 ; [L13157] void *var_mwl8k_interrupt_97_p1 ; [L13158] int ldv_s_mwl8k_driver_pci_driver ; [L13159] int tmp ; [L13160] int tmp___0 ; [L13162] ldv_s_mwl8k_driver_pci_driver = 0 [L13163] LDV_IN_INTERRUPT = 1 [L13164] CALL ldv_initialize() [L13732] ldv_mutex_fw_mutex_of_mwl8k_priv = 1 [L13733] ldv_mutex_lock = 1 [L13734] ldv_mutex_mutex_of_device = 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13164] RET ldv_initialize() [L13302] tmp___0 = __VERIFIER_nondet_int() [L13303] COND TRUE tmp___0 != 0 || ldv_s_mwl8k_driver_pci_driver != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp___0=2147483648] [L13167] tmp = __VERIFIER_nondet_int() [L13169] case 0: [L13173] case 1: [L13178] case 2: [L13183] case 3: [L13187] case 4: [L13192] case 5: [L13197] case 6: [L13201] case 7: [L13205] case 8: [L13209] case 9: [L13213] case 10: [L13217] case 11: [L13221] case 12: VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=12, tmp___0=2147483648] [L13222] FCALL ldv_handler_precall() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=12, tmp___0=2147483648] [L13223-L13224] CALL mwl8k_bss_info_changed(var_group2, var_group4, var_mwl8k_bss_info_changed_110_p2, var_mwl8k_bss_info_changed_110_p3) [L11975] EXPR vif->type VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}, vif->type=3] [L11975] COND FALSE !((unsigned int )vif->type == 2U) [L11979] EXPR vif->type VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}, vif->type=3] [L11979] COND TRUE (unsigned int )vif->type == 3U [L11980] CALL mwl8k_bss_info_changed_ap(hw, vif, info, changed) [L11920] int rc ; [L11921] int tmp ; [L11922] int idx ; [L11923] int rate ; [L11924] struct sk_buff *skb ; VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}] [L11926] CALL, EXPR mwl8k_fw_lock(hw) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9337] struct mwl8k_priv *priv ; [L9338] int rc ; [L9339] struct task_struct *tmp ; [L9341] EXPR hw->priv [L9341] priv = (struct mwl8k_priv *)hw->priv [L9342] CALL, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L6467] struct task_struct *pfo_ret__ ; [L6470] case 1UL: [L6473] case 2UL: [L6476] case 4UL: [L6479] case 8UL: VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L6486] return (pfo_ret__); VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, \result={4611686155899897856:-4611686155899897856}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, pfo_ret__={4611686155899897856:-4611686155899897856}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9342] RET, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, get_current()={4611686155899897856:-4611686155899897856}, hw={-1691:-62}, hw={-1691:-62}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={-1691:-1698}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9342] tmp = get_current() [L9343] EXPR priv->fw_mutex_owner VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={-1691:-62}, hw={-1691:-62}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={-1691:-1698}, priv->fw_mutex_owner={0:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp={4611686155899897856:-4611686155899897856}] [L9343] COND FALSE !((unsigned long )priv->fw_mutex_owner != (unsigned long )tmp) [L9359] EXPR priv->fw_mutex_depth [L9359] priv->fw_mutex_depth = priv->fw_mutex_depth + 1 [L9360] return (0); VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, \result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={-1691:-62}, hw={-1691:-62}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={-1691:-1698}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp={4611686155899897856:-4611686155899897856}] [L11926] RET, EXPR mwl8k_fw_lock(hw) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_fw_lock(hw)=0, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}] [L11926] tmp = mwl8k_fw_lock(hw) [L11927] COND FALSE !(tmp != 0) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}] [L11931] COND FALSE !((changed & 4U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}] [L11939] COND FALSE !((changed & 32U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}] [L11953] COND FALSE !((changed & 320U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}] [L11962] COND FALSE !((changed & 512U) != 0U) VAL [\old(changed)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, changed=0, hw={-1691:-62}, hw={-1691:-62}, info={687:688}, info={687:688}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}, tmp=0, vif={-3458764513820540928:70368744179695}, vif={-3458764513820540928:70368744179695}] [L11967] CALL mwl8k_fw_unlock(hw) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9365] struct mwl8k_priv *priv ; [L9367] EXPR hw->priv [L9367] priv = (struct mwl8k_priv *)hw->priv [L9368] EXPR priv->fw_mutex_depth [L9368] priv->fw_mutex_depth = priv->fw_mutex_depth - 1 [L9369] EXPR priv->fw_mutex_depth VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={-1691:-62}, hw={-1691:-62}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={0:-1691}, priv->fw_mutex_depth=0, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9369] COND TRUE priv->fw_mutex_depth == 0 [L9370] EXPR priv->hw_restart_in_progress VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, hw={-1691:-62}, hw={-1691:-62}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, priv={0:-1691}, priv->hw_restart_in_progress=-128, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L9370] COND FALSE !(! priv->hw_restart_in_progress) [L9374] priv->fw_mutex_owner = 0 [L9375] CALL ldv_mutex_unlock_8(& priv->fw_mutex) [L13376] CALL ldv_mutex_unlock_fw_mutex_of_mwl8k_priv(ldv_func_arg1) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, lock={0:-165}, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13507] COND FALSE !(ldv_mutex_fw_mutex_of_mwl8k_priv == 2) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, lock={0:-165}, lock={0:-165}, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13509] CALL ldv_error() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] [L13398] reach_error() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={193:0}, ap_if_limits={198:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={195:0}, mwl8k_channels_50={194:0}, mwl8k_info_tbl={196:0}, mwl8k_ops={200:0}, mwl8k_rates_24={199:0}, mwl8k_rates_50={197:0}, rxd_ap_ops={192:0}, rxd_sta_ops={191:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 140 procedures, 2634 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 597.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11319 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11319 mSDsluCounter, 23471 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7623 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 15848 mSDtfsCounter, 23 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 81 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5137occurred in iteration=1, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 369.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 81 ConstructedInterpolants, 0 QuantifiedInterpolants, 118 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8268 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-19 07:04:24,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbae32fd-ee99-44d7-86a1-4cb26cc6a322/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample