./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 b5237d83 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_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/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_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 00:22:25,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:22:25,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:22:25,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:22:25,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:22:25,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:22:25,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:22:25,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:22:25,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:22:25,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:22:25,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:22:25,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:22:25,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:22:25,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:22:25,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:22:25,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:22:25,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:22:25,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:22:25,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:22:25,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:22:25,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:22:25,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:22:25,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:22:25,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:22:25,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:22:25,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:22:25,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:22:25,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:22:25,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:22:25,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:22:25,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:22:25,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:22:25,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:22:25,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:22:25,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:22:25,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:22:25,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:22:25,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:22:25,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:22:25,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:22:25,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:22:25,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 00:22:25,922 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:22:25,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:22:25,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:22:25,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:22:25,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:22:25,924 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:22:25,924 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:22:25,925 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:22:25,925 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:22:25,925 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:22:25,925 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:22:25,926 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:22:25,926 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:22:25,926 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:22:25,926 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:22:25,927 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:22:25,927 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:22:25,927 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:22:25,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:22:25,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:22:25,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:22:25,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:22:25,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:22:25,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:22:25,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:22:25,930 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:22:25,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:22:25,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:22:25,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:22:25,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:22:25,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:22:25,933 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:22:25,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:22:25,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:22:25,934 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:22:25,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:22:25,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:22:25,935 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:22:25,936 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_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 [2022-11-22 00:22:26,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:22:26,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:22:26,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:22:26,300 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:22:26,301 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:22:26,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-22 00:22:29,327 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:22:30,077 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:22:30,077 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-22 00:22:30,147 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data/3c24e406c/9f062ec1adcb42948bff3102691608ec/FLAGa9fc051bf [2022-11-22 00:22:30,169 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data/3c24e406c/9f062ec1adcb42948bff3102691608ec [2022-11-22 00:22:30,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:22:30,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:22:30,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:22:30,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:22:30,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:22:30,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:22:30" (1/1) ... [2022-11-22 00:22:30,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59fbe58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:30, skipping insertion in model container [2022-11-22 00:22:30,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:22:30" (1/1) ... [2022-11-22 00:22:30,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:22:30,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:22:33,426 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2022-11-22 00:22:33,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:22:33,610 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:22:34,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2022-11-22 00:22:34,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:22:34,287 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:22:34,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34 WrapperNode [2022-11-22 00:22:34,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:22:34,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:22:34,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:22:34,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:22:34,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:34,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:34,700 INFO L138 Inliner]: procedures = 399, calls = 3456, calls flagged for inlining = 185, calls inlined = 158, statements flattened = 7064 [2022-11-22 00:22:34,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:22:34,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:22:34,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:22:34,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:22:34,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:34,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:34,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:34,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:35,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:35,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:35,220 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:35,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:35,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:22:35,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:22:35,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:22:35,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:22:35,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (1/1) ... [2022-11-22 00:22:35,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:22:35,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:22:35,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:22:35,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:22:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2022-11-22 00:22:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2022-11-22 00:22:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2022-11-22 00:22:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2022-11-22 00:22:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2022-11-22 00:22:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2022-11-22 00:22:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 00:22:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 00:22:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-22 00:22:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-22 00:22:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 00:22:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 00:22:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 00:22:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 00:22:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-22 00:22:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-22 00:22:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 00:22:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 00:22:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-22 00:22:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-22 00:22:35,403 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-22 00:22:35,403 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-22 00:22:35,403 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2022-11-22 00:22:35,404 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2022-11-22 00:22:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2022-11-22 00:22:35,405 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2022-11-22 00:22:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 00:22:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-22 00:22:35,406 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-22 00:22:35,406 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2022-11-22 00:22:35,406 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2022-11-22 00:22:35,406 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2022-11-22 00:22:35,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2022-11-22 00:22:35,407 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2022-11-22 00:22:35,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2022-11-22 00:22:35,407 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2022-11-22 00:22:35,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2022-11-22 00:22:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-22 00:22:35,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-22 00:22:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:22:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-22 00:22:35,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-22 00:22:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 00:22:35,409 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 00:22:35,409 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2022-11-22 00:22:35,409 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2022-11-22 00:22:35,409 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2022-11-22 00:22:35,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2022-11-22 00:22:35,410 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2022-11-22 00:22:35,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2022-11-22 00:22:35,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 00:22:35,411 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 00:22:35,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-22 00:22:35,411 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-22 00:22:35,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 00:22:35,412 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 00:22:35,412 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 00:22:35,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2022-11-22 00:22:35,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2022-11-22 00:22:35,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 00:22:35,412 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2022-11-22 00:22:35,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2022-11-22 00:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 00:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 00:22:35,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 00:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2022-11-22 00:22:35,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2022-11-22 00:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2022-11-22 00:22:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2022-11-22 00:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 00:22:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 00:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2022-11-22 00:22:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2022-11-22 00:22:35,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-22 00:22:35,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-22 00:22:35,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 00:22:35,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 00:22:35,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 00:22:35,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 00:22:35,418 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2022-11-22 00:22:35,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2022-11-22 00:22:35,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-22 00:22:35,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-22 00:22:35,418 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2022-11-22 00:22:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2022-11-22 00:22:35,419 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-22 00:22:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-22 00:22:35,419 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2022-11-22 00:22:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2022-11-22 00:22:35,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 00:22:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-22 00:22:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-22 00:22:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:22:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-11-22 00:22:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-11-22 00:22:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 00:22:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 00:22:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 00:22:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 00:22:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2022-11-22 00:22:35,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2022-11-22 00:22:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2022-11-22 00:22:35,423 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2022-11-22 00:22:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-11-22 00:22:35,423 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-11-22 00:22:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-22 00:22:35,423 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-22 00:22:35,424 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2022-11-22 00:22:35,424 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2022-11-22 00:22:35,424 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 00:22:35,425 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 00:22:35,428 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-11-22 00:22:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-11-22 00:22:35,428 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2022-11-22 00:22:35,429 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2022-11-22 00:22:35,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:22:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:22:35,431 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-11-22 00:22:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-11-22 00:22:35,431 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-22 00:22:35,437 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-22 00:22:35,437 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 00:22:35,437 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 00:22:35,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2022-11-22 00:22:35,438 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2022-11-22 00:22:35,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2022-11-22 00:22:35,438 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2022-11-22 00:22:35,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 00:22:35,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 00:22:35,439 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2022-11-22 00:22:35,439 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2022-11-22 00:22:35,439 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2022-11-22 00:22:35,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2022-11-22 00:22:35,439 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 00:22:35,439 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 00:22:35,440 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-22 00:22:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-22 00:22:35,440 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-22 00:22:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-22 00:22:35,440 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2022-11-22 00:22:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2022-11-22 00:22:35,440 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2022-11-22 00:22:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2022-11-22 00:22:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2022-11-22 00:22:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2022-11-22 00:22:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2022-11-22 00:22:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2022-11-22 00:22:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2022-11-22 00:22:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2022-11-22 00:22:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2022-11-22 00:22:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2022-11-22 00:22:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2022-11-22 00:22:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2022-11-22 00:22:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-22 00:22:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-22 00:22:35,443 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-22 00:22:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-22 00:22:35,443 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-11-22 00:22:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-11-22 00:22:35,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-22 00:22:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-22 00:22:35,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 00:22:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 00:22:35,444 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-11-22 00:22:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-11-22 00:22:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2022-11-22 00:22:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2022-11-22 00:22:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 00:22:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 00:22:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2022-11-22 00:22:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2022-11-22 00:22:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 00:22:35,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 00:22:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-22 00:22:35,446 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-22 00:22:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-22 00:22:35,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-22 00:22:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-22 00:22:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-22 00:22:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2022-11-22 00:22:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2022-11-22 00:22:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-22 00:22:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-22 00:22:35,448 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2022-11-22 00:22:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2022-11-22 00:22:35,448 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 00:22:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 00:22:35,448 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-22 00:22:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-22 00:22:35,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:22:35,449 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2022-11-22 00:22:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2022-11-22 00:22:35,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 00:22:35,449 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2022-11-22 00:22:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2022-11-22 00:22:35,449 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2022-11-22 00:22:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2022-11-22 00:22:35,450 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2022-11-22 00:22:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2022-11-22 00:22:35,450 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2022-11-22 00:22:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2022-11-22 00:22:35,450 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2022-11-22 00:22:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2022-11-22 00:22:35,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 00:22:35,451 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-22 00:22:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-22 00:22:35,451 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 00:22:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 00:22:35,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-22 00:22:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-22 00:22:35,452 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2022-11-22 00:22:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2022-11-22 00:22:35,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-22 00:22:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-22 00:22:35,452 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2022-11-22 00:22:35,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2022-11-22 00:22:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2022-11-22 00:22:35,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2022-11-22 00:22:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2022-11-22 00:22:35,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2022-11-22 00:22:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2022-11-22 00:22:35,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2022-11-22 00:22:35,454 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2022-11-22 00:22:35,454 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2022-11-22 00:22:35,454 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-22 00:22:35,454 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-22 00:22:35,454 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2022-11-22 00:22:35,455 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2022-11-22 00:22:35,455 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-11-22 00:22:35,455 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-11-22 00:22:35,455 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-22 00:22:35,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-22 00:22:35,455 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2022-11-22 00:22:35,455 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2022-11-22 00:22:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2022-11-22 00:22:35,456 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2022-11-22 00:22:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2022-11-22 00:22:35,457 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2022-11-22 00:22:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2022-11-22 00:22:35,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2022-11-22 00:22:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 00:22:35,461 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 00:22:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-22 00:22:35,461 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-22 00:22:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 00:22:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 00:22:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 00:22:35,463 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-11-22 00:22:35,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-11-22 00:22:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-11-22 00:22:35,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-11-22 00:22:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-11-22 00:22:35,464 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-11-22 00:22:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2022-11-22 00:22:35,464 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2022-11-22 00:22:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-22 00:22:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-22 00:22:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-22 00:22:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-22 00:22:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2022-11-22 00:22:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2022-11-22 00:22:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-22 00:22:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-22 00:22:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-22 00:22:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-22 00:22:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2022-11-22 00:22:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2022-11-22 00:22:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2022-11-22 00:22:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2022-11-22 00:22:35,467 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-11-22 00:22:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-11-22 00:22:35,467 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-22 00:22:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-22 00:22:35,467 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-22 00:22:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-22 00:22:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2022-11-22 00:22:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2022-11-22 00:22:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2022-11-22 00:22:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2022-11-22 00:22:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 00:22:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 00:22:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2022-11-22 00:22:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2022-11-22 00:22:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-22 00:22:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-22 00:22:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:22:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2022-11-22 00:22:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2022-11-22 00:22:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2022-11-22 00:22:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2022-11-22 00:22:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2022-11-22 00:22:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2022-11-22 00:22:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-22 00:22:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-22 00:22:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-11-22 00:22:35,471 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-11-22 00:22:36,741 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:22:36,749 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:22:53,873 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:22:56,443 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:22:56,443 INFO L300 CfgBuilder]: Removed 32 assume(true) statements. [2022-11-22 00:22:56,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:22:56 BoogieIcfgContainer [2022-11-22 00:22:56,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:22:56,452 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:22:56,452 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:22:56,456 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:22:56,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:22:30" (1/3) ... [2022-11-22 00:22:56,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e230a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:22:56, skipping insertion in model container [2022-11-22 00:22:56,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:34" (2/3) ... [2022-11-22 00:22:56,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e230a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:22:56, skipping insertion in model container [2022-11-22 00:22:56,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:22:56" (3/3) ... [2022-11-22 00:22:56,460 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-22 00:22:56,482 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:22:56,482 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 00:22:56,602 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:22:56,609 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;@6a23b800, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:22:56,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 00:22:56,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 2146 states, 1359 states have (on average 1.3671817512877116) internal successors, (1858), 1426 states have internal predecessors, (1858), 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) [2022-11-22 00:22:56,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-22 00:22:56,632 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:56,633 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:56,634 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:22:56,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:56,641 INFO L85 PathProgramCache]: Analyzing trace with hash -378678203, now seen corresponding path program 1 times [2022-11-22 00:22:56,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:56,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515573444] [2022-11-22 00:22:56,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:56,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:57,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:22:57,361 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:57,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515573444] [2022-11-22 00:22:57,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515573444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:57,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:57,362 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:22:57,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934829409] [2022-11-22 00:22:57,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:57,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:22:57,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:57,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:22:57,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:22:57,425 INFO L87 Difference]: Start difference. First operand has 2146 states, 1359 states have (on average 1.3671817512877116) internal successors, (1858), 1426 states have internal predecessors, (1858), 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) [2022-11-22 00:23:00,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:05,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:05,690 INFO L93 Difference]: Finished difference Result 6360 states and 9735 transitions. [2022-11-22 00:23:05,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:23:05,696 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 [2022-11-22 00:23:05,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:05,745 INFO L225 Difference]: With dead ends: 6360 [2022-11-22 00:23:05,745 INFO L226 Difference]: Without dead ends: 4187 [2022-11-22 00:23:05,765 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 [2022-11-22 00:23:05,769 INFO L413 NwaCegarLoop]: 3757 mSDtfsCounter, 3145 mSDsluCounter, 2959 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3145 SdHoareTripleChecker+Valid, 6716 SdHoareTripleChecker+Invalid, 545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:05,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3145 Valid, 6716 Invalid, 545 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2022-11-22 00:23:05,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4187 states. [2022-11-22 00:23:06,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4187 to 4184. [2022-11-22 00:23:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4184 states, 2647 states have (on average 1.359652436720816) internal successors, (3599), 2771 states have internal predecessors, (3599), 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) [2022-11-22 00:23:06,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 4184 states and 6314 transitions. [2022-11-22 00:23:06,122 INFO L78 Accepts]: Start accepts. Automaton has 4184 states and 6314 transitions. Word has length 7 [2022-11-22 00:23:06,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:06,123 INFO L495 AbstractCegarLoop]: Abstraction has 4184 states and 6314 transitions. [2022-11-22 00:23:06,123 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) [2022-11-22 00:23:06,123 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 6314 transitions. [2022-11-22 00:23:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 00:23:06,124 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:06,125 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:23:06,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:23:06,125 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:06,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:06,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1144666791, now seen corresponding path program 1 times [2022-11-22 00:23:06,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:06,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901002584] [2022-11-22 00:23:06,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:23:06,511 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:06,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901002584] [2022-11-22 00:23:06,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901002584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:06,512 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:06,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:23:06,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948831650] [2022-11-22 00:23:06,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:06,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:23:06,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:06,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:23:06,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:06,520 INFO L87 Difference]: Start difference. First operand 4184 states and 6314 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) [2022-11-22 00:23:08,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:10,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:12,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:12,080 INFO L93 Difference]: Finished difference Result 4186 states and 6315 transitions. [2022-11-22 00:23:12,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:23:12,084 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 [2022-11-22 00:23:12,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:12,117 INFO L225 Difference]: With dead ends: 4186 [2022-11-22 00:23:12,118 INFO L226 Difference]: Without dead ends: 4183 [2022-11-22 00:23:12,122 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 [2022-11-22 00:23:12,123 INFO L413 NwaCegarLoop]: 2855 mSDtfsCounter, 3109 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3109 SdHoareTripleChecker+Valid, 2855 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:12,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3109 Valid, 2855 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-11-22 00:23:12,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4183 states. [2022-11-22 00:23:12,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4183 to 4183. [2022-11-22 00:23:12,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4183 states, 2647 states have (on average 1.35927465054779) internal successors, (3598), 2770 states have internal predecessors, (3598), 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) [2022-11-22 00:23:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 4183 states and 6312 transitions. [2022-11-22 00:23:12,460 INFO L78 Accepts]: Start accepts. Automaton has 4183 states and 6312 transitions. Word has length 8 [2022-11-22 00:23:12,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:12,461 INFO L495 AbstractCegarLoop]: Abstraction has 4183 states and 6312 transitions. [2022-11-22 00:23:12,461 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) [2022-11-22 00:23:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 4183 states and 6312 transitions. [2022-11-22 00:23:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 00:23:12,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:12,463 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:23:12,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 00:23:12,463 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:12,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:12,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1123726216, now seen corresponding path program 1 times [2022-11-22 00:23:12,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:12,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586064946] [2022-11-22 00:23:12,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:12,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:12,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:23:12,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:12,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586064946] [2022-11-22 00:23:12,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586064946] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:12,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:12,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:23:12,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924778323] [2022-11-22 00:23:12,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:12,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:23:12,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:12,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:23:12,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:12,776 INFO L87 Difference]: Start difference. First operand 4183 states and 6312 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) [2022-11-22 00:23:14,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:18,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:18,047 INFO L93 Difference]: Finished difference Result 4185 states and 6313 transitions. [2022-11-22 00:23:18,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:23:18,049 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 [2022-11-22 00:23:18,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:18,074 INFO L225 Difference]: With dead ends: 4185 [2022-11-22 00:23:18,074 INFO L226 Difference]: Without dead ends: 4178 [2022-11-22 00:23:18,077 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 [2022-11-22 00:23:18,078 INFO L413 NwaCegarLoop]: 2854 mSDtfsCounter, 3106 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3106 SdHoareTripleChecker+Valid, 2854 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:18,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3106 Valid, 2854 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-11-22 00:23:18,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2022-11-22 00:23:18,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 4178. [2022-11-22 00:23:18,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4178 states, 2643 states have (on average 1.358683314415437) internal successors, (3591), 2765 states have internal predecessors, (3591), 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) [2022-11-22 00:23:18,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 4178 states and 6304 transitions. [2022-11-22 00:23:18,327 INFO L78 Accepts]: Start accepts. Automaton has 4178 states and 6304 transitions. Word has length 9 [2022-11-22 00:23:18,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:18,327 INFO L495 AbstractCegarLoop]: Abstraction has 4178 states and 6304 transitions. [2022-11-22 00:23:18,327 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) [2022-11-22 00:23:18,328 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 6304 transitions. [2022-11-22 00:23:18,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-22 00:23:18,336 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:18,336 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] [2022-11-22 00:23:18,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 00:23:18,337 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:18,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:18,337 INFO L85 PathProgramCache]: Analyzing trace with hash 937432572, now seen corresponding path program 1 times [2022-11-22 00:23:18,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:18,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900183857] [2022-11-22 00:23:18,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:18,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:18,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:23:18,884 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:18,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900183857] [2022-11-22 00:23:18,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900183857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:18,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:18,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-22 00:23:18,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812586180] [2022-11-22 00:23:18,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:18,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 00:23:18,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:18,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 00:23:18,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-22 00:23:18,886 INFO L87 Difference]: Start difference. First operand 4178 states and 6304 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) [2022-11-22 00:23:25,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:27,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:28,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:29,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:39,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:42,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:42,289 INFO L93 Difference]: Finished difference Result 8375 states and 12662 transitions. [2022-11-22 00:23:42,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 00:23:42,293 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 [2022-11-22 00:23:42,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:42,315 INFO L225 Difference]: With dead ends: 8375 [2022-11-22 00:23:42,316 INFO L226 Difference]: Without dead ends: 4198 [2022-11-22 00:23:42,337 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 [2022-11-22 00:23:42,338 INFO L413 NwaCegarLoop]: 2858 mSDtfsCounter, 35 mSDsluCounter, 14216 mSDsCounter, 0 mSdLazyCounter, 1579 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 17074 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:42,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 17074 Invalid, 1583 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 1579 Invalid, 0 Unknown, 0 Unchecked, 23.0s Time] [2022-11-22 00:23:42,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4198 states. [2022-11-22 00:23:42,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4198 to 4190. [2022-11-22 00:23:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4190 states, 2651 states have (on average 1.3576009053187477) internal successors, (3599), 2773 states have internal predecessors, (3599), 1261 states have call successors, (1261), 275 states have call predecessors, (1261), 277 states have return successors, (1464), 1233 states have call predecessors, (1464), 1257 states have call successors, (1464) [2022-11-22 00:23:42,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 4190 states and 6324 transitions. [2022-11-22 00:23:42,590 INFO L78 Accepts]: Start accepts. Automaton has 4190 states and 6324 transitions. Word has length 54 [2022-11-22 00:23:42,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:42,591 INFO L495 AbstractCegarLoop]: Abstraction has 4190 states and 6324 transitions. [2022-11-22 00:23:42,591 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) [2022-11-22 00:23:42,592 INFO L276 IsEmpty]: Start isEmpty. Operand 4190 states and 6324 transitions. [2022-11-22 00:23:42,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-22 00:23:42,596 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:42,597 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] [2022-11-22 00:23:42,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 00:23:42,597 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:42,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:42,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1307218358, now seen corresponding path program 1 times [2022-11-22 00:23:42,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:42,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042232733] [2022-11-22 00:23:42,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:42,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 00:23:43,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 00:23:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 00:23:44,954 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 00:23:44,954 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 00:23:44,955 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 00:23:44,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 00:23:44,960 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-22 00:23:44,963 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 00:23:45,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:23:45 BoogieIcfgContainer [2022-11-22 00:23:45,081 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 00:23:45,082 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 00:23:45,082 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 00:23:45,082 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 00:23:45,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:22:56" (3/4) ... [2022-11-22 00:23:45,089 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-22 00:23:45,089 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 00:23:45,089 INFO L158 Benchmark]: Toolchain (without parser) took 74913.58ms. Allocated memory was 132.1MB in the beginning and 1.1GB in the end (delta: 977.3MB). Free memory was 92.3MB in the beginning and 610.6MB in the end (delta: -518.3MB). Peak memory consumption was 460.5MB. Max. memory is 16.1GB. [2022-11-22 00:23:45,090 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:23:45,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4107.97ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 91.9MB in the beginning and 62.2MB in the end (delta: 29.7MB). Peak memory consumption was 106.1MB. Max. memory is 16.1GB. [2022-11-22 00:23:45,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 412.02ms. Allocated memory is still 182.5MB. Free memory was 62.2MB in the beginning and 55.0MB in the end (delta: 7.2MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-22 00:23:45,091 INFO L158 Benchmark]: Boogie Preprocessor took 609.30ms. Allocated memory was 182.5MB in the beginning and 272.6MB in the end (delta: 90.2MB). Free memory was 55.0MB in the beginning and 122.0MB in the end (delta: -66.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-22 00:23:45,091 INFO L158 Benchmark]: RCFGBuilder took 21138.12ms. Allocated memory was 272.6MB in the beginning and 704.6MB in the end (delta: 432.0MB). Free memory was 122.0MB in the beginning and 536.9MB in the end (delta: -414.9MB). Peak memory consumption was 399.8MB. Max. memory is 16.1GB. [2022-11-22 00:23:45,091 INFO L158 Benchmark]: TraceAbstraction took 48629.03ms. Allocated memory was 704.6MB in the beginning and 1.1GB in the end (delta: 404.8MB). Free memory was 536.9MB in the beginning and 610.6MB in the end (delta: -73.7MB). Peak memory consumption was 651.9MB. Max. memory is 16.1GB. [2022-11-22 00:23:45,092 INFO L158 Benchmark]: Witness Printer took 7.07ms. Allocated memory is still 1.1GB. Free memory is still 610.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:23:45,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4107.97ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 91.9MB in the beginning and 62.2MB in the end (delta: 29.7MB). Peak memory consumption was 106.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 412.02ms. Allocated memory is still 182.5MB. Free memory was 62.2MB in the beginning and 55.0MB in the end (delta: 7.2MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 609.30ms. Allocated memory was 182.5MB in the beginning and 272.6MB in the end (delta: 90.2MB). Free memory was 55.0MB in the beginning and 122.0MB in the end (delta: -66.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 21138.12ms. Allocated memory was 272.6MB in the beginning and 704.6MB in the end (delta: 432.0MB). Free memory was 122.0MB in the beginning and 536.9MB in the end (delta: -414.9MB). Peak memory consumption was 399.8MB. Max. memory is 16.1GB. * TraceAbstraction took 48629.03ms. Allocated memory was 704.6MB in the beginning and 1.1GB in the end (delta: 404.8MB). Free memory was 536.9MB in the beginning and 610.6MB in the end (delta: -73.7MB). Peak memory consumption was 651.9MB. Max. memory is 16.1GB. * Witness Printer took 7.07ms. Allocated memory is still 1.1GB. Free memory is still 610.6MB. 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: [L7468] static bool ap_mode_default ; [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}}; [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}}; [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}}; [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}}; [L8149] static struct rxd_ops rxd_ap_ops = {32, & mwl8k_rxd_ap_init, & mwl8k_rxd_ap_refill, & mwl8k_rxd_ap_process}; [L8226] static struct rxd_ops rxd_sta_ops = {40, & mwl8k_rxd_sta_init, & mwl8k_rxd_sta_refill, & mwl8k_rxd_sta_process}; [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}; [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}}; [L12422] struct pci_device_id const __mod_pci_device_table ; [L12804-L12805] static struct ieee80211_iface_limit const ap_if_limits[2U] = { {8U, 8U}, {1U, 4U}}; [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}; [L13105] int LDV_IN_INTERRUPT ; [L13408] static int ldv_mutex_fw_mutex_of_mwl8k_priv ; [L13515] static int ldv_mutex_lock ; [L13622] static int ldv_mutex_mutex_of_device ; [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, 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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, 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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}, 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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}, 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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}] [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, get_current()={1:1}, hw={36893488147419103237:169}, hw={36893488147419103237:169}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, priv={36893488147419103236:-1703}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, priv={36893488147419103236:-1703}, priv->fw_mutex_owner={36893488147419103233:18446744073709551617}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, 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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, priv={36893488147419103236:-1703}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, 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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_fw_lock(hw)=0, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, tmp=0, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, tmp=0, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, tmp=0, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, tmp=0, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, changed=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, info={36893488147419103240:36893488147419103235}, info={36893488147419103240:36893488147419103235}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}, tmp=0, vif={36893488147419103238:36893488147419103244}, vif={36893488147419103238:36893488147419103244}] [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, priv={36893488147419103236:-1703}, priv->fw_mutex_depth=0, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, ap_mode_default=0, hw={36893488147419103237:169}, hw={36893488147419103237:169}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, priv={36893488147419103236:-1703}, priv->hw_restart_in_progress=-255, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] [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={168:0}, ap_if_limits={167:0}, 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={159:0}, mwl8k_channels_50={161:0}, mwl8k_info_tbl={166:0}, mwl8k_ops={165:0}, mwl8k_rates_24={160:0}, mwl8k_rates_50={162:0}, rxd_ap_ops={163:0}, rxd_sta_ops={164:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 140 procedures, 2146 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 42.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9412 SdHoareTripleChecker+Valid, 41.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9395 mSDsluCounter, 29499 SdHoareTripleChecker+Invalid, 39.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17175 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2636 IncrementalHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 12324 mSDtfsCounter, 2636 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 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=4190occurred 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: 1.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 11 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 1.2s 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 [2022-11-22 00:23:45,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/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_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/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_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 00:23:47,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:23:47,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:23:47,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:23:47,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:23:47,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:23:47,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:23:47,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:23:47,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:23:47,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:23:47,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:23:47,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:23:47,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:23:47,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:23:47,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:23:47,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:23:47,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:23:47,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:23:47,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:23:47,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:23:47,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:23:47,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:23:47,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:23:47,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:23:47,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:23:47,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:23:47,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:23:47,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:23:47,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:23:47,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:23:47,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:23:47,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:23:47,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:23:47,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:23:47,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:23:47,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:23:47,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:23:47,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:23:47,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:23:47,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:23:47,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:23:47,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-22 00:23:47,648 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:23:47,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:23:47,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:23:47,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:23:47,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:23:47,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:23:47,651 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:23:47,651 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:23:47,652 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:23:47,652 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:23:47,652 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:23:47,652 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:23:47,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:23:47,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:23:47,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:23:47,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:23:47,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:23:47,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:23:47,655 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:23:47,655 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:23:47,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:23:47,655 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:23:47,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:23:47,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:23:47,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:23:47,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:23:47,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:23:47,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:23:47,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:23:47,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:23:47,658 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:23:47,658 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:23:47,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:23:47,658 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:23:47,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:23:47,659 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_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 [2022-11-22 00:23:47,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:23:48,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:23:48,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:23:48,016 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:23:48,017 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:23:48,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-22 00:23:51,169 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:23:51,852 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:23:51,853 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2022-11-22 00:23:51,924 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data/46fbf7b19/5291e28c2a344c0c93f722f81d76537e/FLAG6f7930893 [2022-11-22 00:23:51,948 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686d23cc-b4d5-471d-a317-d84cb08c6cbc/bin/utaipan-g80aRyZoba/data/46fbf7b19/5291e28c2a344c0c93f722f81d76537e [2022-11-22 00:23:51,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:23:51,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:23:51,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:23:51,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:23:51,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:23:51,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:23:51" (1/1) ... [2022-11-22 00:23:51,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14eb7f93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:23:51, skipping insertion in model container [2022-11-22 00:23:51,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:23:51" (1/1) ... [2022-11-22 00:23:51,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:23:52,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:23:53,935 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: snprintf(buf, (size_t )bufsize, "%s", (char *)"CODE_DNLD") [7518] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:617) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleSnPrintF(StandardFunctionHandler.java:971) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$21(StandardFunctionHandler.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1413) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:196) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-22 00:23:53,952 INFO L158 Benchmark]: Toolchain (without parser) took 1996.64ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 44.4MB in the beginning and 38.4MB in the end (delta: 6.0MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-11-22 00:23:53,953 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory is still 30.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:23:53,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1990.49ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 44.1MB in the beginning and 38.4MB in the end (delta: 5.7MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-11-22 00:23:53,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory is still 30.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1990.49ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 44.1MB in the beginning and 38.4MB in the end (delta: 5.7MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: snprintf(buf, (size_t )bufsize, "%s", (char *)"CODE_DNLD") [7518] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: snprintf(buf, (size_t )bufsize, "%s", (char *)"CODE_DNLD") [7518]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: TypeCheckException: Type check failed for C: snprintf(buf, (size_t )bufsize, "%s", (char *)"CODE_DNLD") [7518]