./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mediatek--mt7601u--mt7601u.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mediatek--mt7601u--mt7601u.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f23cfa62b71a2e5a51fffc3a30328961f014d6aa87a85f8537d47b2cd2ac62e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:07:39,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:07:39,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:07:39,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:07:39,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:07:39,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:07:39,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:07:39,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:07:39,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:07:39,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:07:39,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:07:39,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:07:39,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:07:39,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:07:39,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:07:39,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:07:39,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:07:39,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:07:39,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:07:39,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:07:39,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:07:39,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:07:39,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:07:39,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:07:39,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:07:39,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:07:39,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:07:39,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:07:39,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:07:39,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:07:39,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:07:39,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:07:39,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:07:39,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:07:39,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:07:39,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:07:39,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:07:39,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:07:39,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:07:39,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:07:39,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:07:39,837 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:07:39,880 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:07:39,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:07:39,892 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:07:39,892 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:07:39,893 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:07:39,893 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:07:39,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:07:39,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:07:39,895 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:07:39,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:07:39,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:07:39,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:07:39,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:07:39,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:07:39,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:07:39,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:07:39,898 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:07:39,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:07:39,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:07:39,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:07:39,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:07:39,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:07:39,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:07:39,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:07:39,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:07:39,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:07:39,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:07:39,901 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:07:39,901 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:07:39,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:07:39,902 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_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f23cfa62b71a2e5a51fffc3a30328961f014d6aa87a85f8537d47b2cd2ac62e [2022-11-02 20:07:40,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:07:40,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:07:40,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:07:40,331 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:07:40,332 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:07:40,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mediatek--mt7601u--mt7601u.ko-entry_point.cil.out.i [2022-11-02 20:07:40,439 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/data/7b422df1b/2cb850c9ba694e9f9d380dd5a0351c39/FLAG97718d95d [2022-11-02 20:07:41,883 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:07:41,884 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mediatek--mt7601u--mt7601u.ko-entry_point.cil.out.i [2022-11-02 20:07:41,963 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/data/7b422df1b/2cb850c9ba694e9f9d380dd5a0351c39/FLAG97718d95d [2022-11-02 20:07:42,450 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/data/7b422df1b/2cb850c9ba694e9f9d380dd5a0351c39 [2022-11-02 20:07:42,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:07:42,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:07:42,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:42,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:07:42,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:07:42,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:42" (1/1) ... [2022-11-02 20:07:42,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@596ae28e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:42, skipping insertion in model container [2022-11-02 20:07:42,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:42" (1/1) ... [2022-11-02 20:07:42,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:07:42,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:07:53,799 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mediatek--mt7601u--mt7601u.ko-entry_point.cil.out.i[766015,766028] [2022-11-02 20:07:54,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:07:54,672 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:07:55,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mediatek--mt7601u--mt7601u.ko-entry_point.cil.out.i[766015,766028] [2022-11-02 20:07:55,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:07:56,229 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:07:56,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56 WrapperNode [2022-11-02 20:07:56,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:56,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:07:56,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:07:56,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:07:56,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:56,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:57,453 INFO L138 Inliner]: procedures = 977, calls = 8058, calls flagged for inlining = 435, calls inlined = 368, statements flattened = 16935 [2022-11-02 20:07:57,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:07:57,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:07:57,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:07:57,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:07:57,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:57,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:57,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:57,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:58,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:58,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:59,196 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:59,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:59,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:07:59,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:07:59,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:07:59,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:07:59,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (1/1) ... [2022-11-02 20:07:59,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:07:59,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:59,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:59,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4511f794-7ae3-43e9-b58f-25c72a5e3475/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:07:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-02 20:07:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-02 20:07:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-02 20:07:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-02 20:07:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2022-11-02 20:07:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2022-11-02 20:07:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_txskb [2022-11-02 20:07:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_txskb [2022-11-02 20:07:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure s6_to_int [2022-11-02 20:07:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure s6_to_int [2022-11-02 20:07:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_urb_has_error [2022-11-02 20:07:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_urb_has_error [2022-11-02 20:07:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pad [2022-11-02 20:07:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pad [2022-11-02 20:07:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~~u8~0~X~~u8~0~TO~VOID [2022-11-02 20:07:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~~u8~0~X~~u8~0~TO~VOID [2022-11-02 20:07:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mac_set_ampdu_factor [2022-11-02 20:07:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mac_set_ampdu_factor [2022-11-02 20:07:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_vendor_req_mutex_of_mt7601u_dev [2022-11-02 20:07:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_vendor_req_mutex_of_mt7601u_dev [2022-11-02 20:07:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 20:07:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 20:07:59,533 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_clear [2022-11-02 20:07:59,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_clear [2022-11-02 20:07:59,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mt7601u_mcu [2022-11-02 20:07:59,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mt7601u_mcu [2022-11-02 20:07:59,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_rmw [2022-11-02 20:07:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_rmw [2022-11-02 20:07:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2022-11-02 20:07:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2022-11-02 20:07:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_rf_rmw [2022-11-02 20:07:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_rf_rmw [2022-11-02 20:07:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_reg_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_reg_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~VOID [2022-11-02 20:07:59,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~VOID [2022-11-02 20:07:59,536 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-02 20:07:59,536 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-02 20:07:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:07:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:07:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_set_bw_filter [2022-11-02 20:07:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_set_bw_filter [2022-11-02 20:07:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_rmc [2022-11-02 20:07:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_rmc [2022-11-02 20:07:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:07:59,539 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:07:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_rmw [2022-11-02 20:07:59,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_rmw [2022-11-02 20:07:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_sched_notrace___1 [2022-11-02 20:07:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_sched_notrace___1 [2022-11-02 20:07:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-11-02 20:07:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-11-02 20:07:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_sched_notrace___2 [2022-11-02 20:07:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_sched_notrace___2 [2022-11-02 20:07:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_sta_add [2022-11-02 20:07:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_sta_add [2022-11-02 20:07:59,543 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-02 20:07:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-02 20:07:59,543 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_vendor_single_wr [2022-11-02 20:07:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_vendor_single_wr [2022-11-02 20:07:59,544 INFO L130 BoogieDeclarations]: Found specification of procedure trace_event_raw_init [2022-11-02 20:07:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_event_raw_init [2022-11-02 20:07:59,544 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_set_rts_threshold [2022-11-02 20:07:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_set_rts_threshold [2022-11-02 20:07:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:07:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-02 20:07:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-02 20:07:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_vendor_req_mutex_of_mt7601u_dev [2022-11-02 20:07:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_vendor_req_mutex_of_mt7601u_dev [2022-11-02 20:07:59,547 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2022-11-02 20:07:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2022-11-02 20:07:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_config [2022-11-02 20:07:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_config [2022-11-02 20:07:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_rr [2022-11-02 20:07:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_rr [2022-11-02 20:07:59,549 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_rr [2022-11-02 20:07:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_rr [2022-11-02 20:07:59,549 INFO L130 BoogieDeclarations]: Found specification of procedure s6_validate [2022-11-02 20:07:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure s6_validate [2022-11-02 20:07:59,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:07:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:07:59,550 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_usb_free_buf [2022-11-02 20:07:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_usb_free_buf [2022-11-02 20:07:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:07:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:07:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure field_valid [2022-11-02 20:07:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure field_valid [2022-11-02 20:07:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:07:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:07:59,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:07:59,552 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:07:59,553 INFO L130 BoogieDeclarations]: Found specification of procedure q2hwq [2022-11-02 20:07:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure q2hwq [2022-11-02 20:07:59,553 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-11-02 20:07:59,554 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-11-02 20:07:59,555 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___0 [2022-11-02 20:07:59,555 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___0 [2022-11-02 20:07:59,555 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 20:07:59,556 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 20:07:59,556 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-02 20:07:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-02 20:07:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:07:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:07:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_u32 [2022-11-02 20:07:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_u32 [2022-11-02 20:07:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_s6 [2022-11-02 20:07:59,558 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_s6 [2022-11-02 20:07:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_agc_default [2022-11-02 20:07:59,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_agc_default [2022-11-02 20:07:59,559 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_dma_cleanup [2022-11-02 20:07:59,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_dma_cleanup [2022-11-02 20:07:59,559 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-02 20:07:59,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-02 20:07:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_wr [2022-11-02 20:07:59,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_wr [2022-11-02 20:07:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mt7601u_dev [2022-11-02 20:07:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mt7601u_dev [2022-11-02 20:07:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 20:07:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 20:07:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_wr [2022-11-02 20:07:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_wr [2022-11-02 20:07:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-02 20:07:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-02 20:07:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:07:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:07:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 20:07:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 20:07:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:07:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure trace_event_reg [2022-11-02 20:07:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_event_reg [2022-11-02 20:07:59,567 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-11-02 20:07:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-11-02 20:07:59,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,568 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-02 20:07:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-02 20:07:59,568 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-02 20:07:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-02 20:07:59,568 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-02 20:07:59,568 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_usb_alloc_buf [2022-11-02 20:07:59,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_usb_alloc_buf [2022-11-02 20:07:59,569 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2022-11-02 20:07:59,569 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2022-11-02 20:07:59,569 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:07:59,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:07:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-02 20:07:59,570 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-02 20:07:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:07:59,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:07:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-02 20:07:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-02 20:07:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:07:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:07:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_init_hardware [2022-11-02 20:07:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_init_hardware [2022-11-02 20:07:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-02 20:07:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-02 20:07:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_submit_rx_buf [2022-11-02 20:07:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_submit_rx_buf [2022-11-02 20:07:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-11-02 20:07:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-11-02 20:07:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-02 20:07:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-02 20:07:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:07:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:07:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:07:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:07:59,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:07:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:07:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure simple_attr_write [2022-11-02 20:07:59,574 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_attr_write [2022-11-02 20:07:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_remove_interface [2022-11-02 20:07:59,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_remove_interface [2022-11-02 20:07:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2022-11-02 20:07:59,575 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2022-11-02 20:07:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2022-11-02 20:07:59,575 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2022-11-02 20:07:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure trace_read_temp [2022-11-02 20:07:59,576 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_read_temp [2022-11-02 20:07:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mcu_cmd_deinit [2022-11-02 20:07:59,576 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mcu_cmd_deinit [2022-11-02 20:07:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:07:59,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:07:59,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-02 20:07:59,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-02 20:07:59,577 INFO L130 BoogieDeclarations]: Found specification of procedure _ieee80211_hw_set [2022-11-02 20:07:59,577 INFO L138 BoogieDeclarations]: Found implementation of procedure _ieee80211_hw_set [2022-11-02 20:07:59,577 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:07:59,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:07:59,578 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mcu_msg_alloc [2022-11-02 20:07:59,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mcu_msg_alloc [2022-11-02 20:07:59,578 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 20:07:59,578 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 20:07:59,579 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:07:59,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:07:59,579 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_vco_cal [2022-11-02 20:07:59,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_vco_cal [2022-11-02 20:07:59,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mt7601u_mcu [2022-11-02 20:07:59,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mt7601u_mcu [2022-11-02 20:07:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-02 20:07:59,580 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-02 20:07:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held___3 [2022-11-02 20:07:59,580 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held___3 [2022-11-02 20:07:59,580 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held___2 [2022-11-02 20:07:59,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held___2 [2022-11-02 20:07:59,581 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held___1 [2022-11-02 20:07:59,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held___1 [2022-11-02 20:07:59,581 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held___0 [2022-11-02 20:07:59,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held___0 [2022-11-02 20:07:59,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~~u8~0~TO~VOID [2022-11-02 20:07:59,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~~u8~0~TO~VOID [2022-11-02 20:07:59,582 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held___4 [2022-11-02 20:07:59,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held___4 [2022-11-02 20:07:59,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-02 20:07:59,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-02 20:07:59,583 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2022-11-02 20:07:59,583 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2022-11-02 20:07:59,583 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_rr [2022-11-02 20:07:59,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_rr [2022-11-02 20:07:59,583 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 20:07:59,584 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 20:07:59,584 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-02 20:07:59,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-02 20:07:59,584 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mac_set_ctrlch [2022-11-02 20:07:59,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mac_set_ctrlch [2022-11-02 20:07:59,584 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-02 20:07:59,585 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-02 20:07:59,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:07:59,585 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_vendor_request [2022-11-02 20:07:59,585 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_vendor_request [2022-11-02 20:07:59,585 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_set [2022-11-02 20:07:59,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_set [2022-11-02 20:07:59,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mt7601u_dev [2022-11-02 20:07:59,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mt7601u_dev [2022-11-02 20:07:59,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:07:59,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:07:59,586 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_tx [2022-11-02 20:07:59,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_tx [2022-11-02 20:07:59,587 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_configure_filter [2022-11-02 20:07:59,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_configure_filter [2022-11-02 20:07:59,587 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_wr [2022-11-02 20:07:59,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_wr [2022-11-02 20:07:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure static_key_false [2022-11-02 20:07:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure static_key_false [2022-11-02 20:07:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-02 20:07:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-02 20:07:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mac_config_tsf [2022-11-02 20:07:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mac_config_tsf [2022-11-02 20:07:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2022-11-02 20:07:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2022-11-02 20:07:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_temp_comp [2022-11-02 20:07:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_temp_comp [2022-11-02 20:07:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_rxdc_cal [2022-11-02 20:07:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_rxdc_cal [2022-11-02 20:07:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure field_validate [2022-11-02 20:07:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure field_validate [2022-11-02 20:07:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2022-11-02 20:07:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2022-11-02 20:07:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reg_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reg_atomic_mutex_of_mt7601u_dev [2022-11-02 20:07:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_resume [2022-11-02 20:07:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_resume [2022-11-02 20:07:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-11-02 20:07:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-11-02 20:07:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-02 20:07:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-02 20:07:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:07:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:07:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:07:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:07:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-11-02 20:07:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-11-02 20:07:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-02 20:07:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-02 20:07:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-02 20:07:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-02 20:07:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:07:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:07:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_ampdu_action [2022-11-02 20:07:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_ampdu_action [2022-11-02 20:07:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-02 20:07:59,595 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-02 20:07:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_addr_wr [2022-11-02 20:07:59,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_addr_wr [2022-11-02 20:07:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_temp [2022-11-02 20:07:59,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_temp [2022-11-02 20:07:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mcu_function_select [2022-11-02 20:07:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mcu_function_select [2022-11-02 20:07:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2022-11-02 20:07:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2022-11-02 20:07:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_sta_rate_tbl_update [2022-11-02 20:07:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_sta_rate_tbl_update [2022-11-02 20:07:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_disconnect [2022-11-02 20:07:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_disconnect [2022-11-02 20:07:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-11-02 20:07:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-11-02 20:07:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_chip_onoff [2022-11-02 20:07:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_chip_onoff [2022-11-02 20:07:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_set_key [2022-11-02 20:07:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_set_key [2022-11-02 20:07:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:07:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:07:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock___0 [2022-11-02 20:07:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock___0 [2022-11-02 20:07:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace___2 [2022-11-02 20:07:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace___2 [2022-11-02 20:07:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace___1 [2022-11-02 20:07:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace___1 [2022-11-02 20:07:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-11-02 20:07:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-11-02 20:07:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_set_bw [2022-11-02 20:07:59,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_set_bw [2022-11-02 20:07:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_mac_wcid_set_key [2022-11-02 20:07:59,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_mac_wcid_set_key [2022-11-02 20:07:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:07:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_set_ctrlch [2022-11-02 20:07:59,601 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_set_ctrlch [2022-11-02 20:07:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:07:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_rf_wr [2022-11-02 20:07:59,601 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_rf_wr [2022-11-02 20:07:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure trace_raw_output_prep [2022-11-02 20:07:59,601 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_raw_output_prep [2022-11-02 20:07:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:07:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:07:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:07:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_efuse_read [2022-11-02 20:07:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_efuse_read [2022-11-02 20:07:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_cleanup [2022-11-02 20:07:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_cleanup [2022-11-02 20:07:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_rf_rr [2022-11-02 20:07:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_rf_rr [2022-11-02 20:07:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2022-11-02 20:07:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2022-11-02 20:07:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:07:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:07:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_mac_tx_rate_val [2022-11-02 20:07:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_mac_tx_rate_val [2022-11-02 20:07:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_pages [2022-11-02 20:07:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_pages [2022-11-02 20:07:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-02 20:07:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-02 20:07:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-02 20:07:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-02 20:07:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_sw_scan_complete [2022-11-02 20:07:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_sw_scan_complete [2022-11-02 20:07:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure trace_define_field [2022-11-02 20:07:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_define_field [2022-11-02 20:07:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put_le32 [2022-11-02 20:07:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put_le32 [2022-11-02 20:07:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-11-02 20:07:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-11-02 20:07:59,607 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_wr_copy [2022-11-02 20:07:59,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_wr_copy [2022-11-02 20:07:59,607 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_add_interface [2022-11-02 20:07:59,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_add_interface [2022-11-02 20:07:59,607 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-02 20:07:59,607 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-02 20:07:59,608 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_usb_submit_buf [2022-11-02 20:07:59,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_usb_submit_buf [2022-11-02 20:07:59,608 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-11-02 20:07:59,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-11-02 20:07:59,608 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_dma_fw [2022-11-02 20:07:59,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_dma_fw [2022-11-02 20:07:59,609 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:07:59,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:07:59,609 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 20:07:59,609 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 20:07:59,609 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-11-02 20:07:59,609 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-11-02 20:07:59,610 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-02 20:07:59,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-02 20:07:59,610 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 20:07:59,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 20:07:59,610 INFO L130 BoogieDeclarations]: Found specification of procedure lin2dBd [2022-11-02 20:07:59,611 INFO L138 BoogieDeclarations]: Found implementation of procedure lin2dBd [2022-11-02 20:07:59,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:07:59,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:07:59,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:07:59,611 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 20:07:59,611 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 20:07:59,612 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-02 20:07:59,612 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-02 20:07:59,612 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_to_usb_dev [2022-11-02 20:07:59,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_to_usb_dev [2022-11-02 20:07:59,612 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bbp_r47_get [2022-11-02 20:07:59,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bbp_r47_get [2022-11-02 20:07:59,613 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_tx_stat [2022-11-02 20:07:59,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_tx_stat [2022-11-02 20:07:59,613 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_sta_notify [2022-11-02 20:07:59,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_sta_notify [2022-11-02 20:07:59,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-02 20:07:59,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-02 20:07:59,614 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-02 20:07:59,614 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-02 20:07:59,614 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_conf_tx [2022-11-02 20:07:59,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_conf_tx [2022-11-02 20:07:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:07:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:07:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:07:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:07:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure trace_handle_return [2022-11-02 20:07:59,615 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_handle_return [2022-11-02 20:07:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_hdrlen_from_skb [2022-11-02 20:07:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_hdrlen_from_skb [2022-11-02 20:07:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mac_wcid_setup [2022-11-02 20:07:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mac_wcid_setup [2022-11-02 20:07:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-02 20:07:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-02 20:07:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 20:07:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 20:07:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_burst_write_regs [2022-11-02 20:07:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_burst_write_regs [2022-11-02 20:07:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_sched_notrace [2022-11-02 20:07:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_sched_notrace [2022-11-02 20:07:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock___0 [2022-11-02 20:07:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock___0 [2022-11-02 20:07:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-02 20:07:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-02 20:07:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-02 20:07:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-02 20:07:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-02 20:07:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-02 20:07:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:07:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___1 [2022-11-02 20:07:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___1 [2022-11-02 20:07:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_write_reg_pairs [2022-11-02 20:07:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_write_reg_pairs [2022-11-02 20:07:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-02 20:07:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-02 20:07:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_mac_get_key_info [2022-11-02 20:07:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_mac_get_key_info [2022-11-02 20:07:59,621 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-11-02 20:07:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-11-02 20:07:59,621 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-02 20:07:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-02 20:07:59,621 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_sta_remove [2022-11-02 20:07:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_sta_remove [2022-11-02 20:07:59,622 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 20:07:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 20:07:59,622 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_bss_info_changed [2022-11-02 20:07:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_bss_info_changed [2022-11-02 20:07:59,622 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow [2022-11-02 20:07:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow [2022-11-02 20:07:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:07:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:07:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-02 20:07:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-02 20:07:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_wait_asic_ready [2022-11-02 20:07:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_wait_asic_ready [2022-11-02 20:07:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-02 20:07:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-02 20:07:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_sw_scan [2022-11-02 20:07:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_sw_scan [2022-11-02 20:07:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:07:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:07:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-02 20:07:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-02 20:07:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mcu_calibrate [2022-11-02 20:07:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mcu_calibrate [2022-11-02 20:07:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_mcu_msg_send [2022-11-02 20:07:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_mcu_msg_send [2022-11-02 20:07:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure firmware_running [2022-11-02 20:07:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure firmware_running [2022-11-02 20:07:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_rmw [2022-11-02 20:07:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_rmw [2022-11-02 20:07:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_poll [2022-11-02 20:07:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_poll [2022-11-02 20:07:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 20:07:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 20:07:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_set_power_rate [2022-11-02 20:07:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_set_power_rate [2022-11-02 20:07:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-02 20:07:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-02 20:07:59,628 INFO L130 BoogieDeclarations]: Found specification of procedure mt7601u_has_tssi [2022-11-02 20:07:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mt7601u_has_tssi [2022-11-02 20:07:59,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:07:59,628 INFO L130 BoogieDeclarations]: Found specification of procedure mt76_poll_msec [2022-11-02 20:07:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mt76_poll_msec [2022-11-02 20:07:59,628 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-02 20:07:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-02 20:08:01,629 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:08:01,635 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:08:01,847 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:09:04,952 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:09:05,000 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:09:05,000 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:09:05,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:09:05 BoogieIcfgContainer [2022-11-02 20:09:05,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:09:05,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:09:05,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:09:05,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:09:05,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:07:42" (1/3) ... [2022-11-02 20:09:05,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c873d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:09:05, skipping insertion in model container [2022-11-02 20:09:05,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:56" (2/3) ... [2022-11-02 20:09:05,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c873d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:09:05, skipping insertion in model container [2022-11-02 20:09:05,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:09:05" (3/3) ... [2022-11-02 20:09:05,031 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mediatek--mt7601u--mt7601u.ko-entry_point.cil.out.i [2022-11-02 20:09:05,056 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:09:05,057 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:09:05,267 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:09:05,279 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f1c2f22, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:09:05,280 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:09:05,305 INFO L276 IsEmpty]: Start isEmpty. Operand has 5411 states, 3638 states have (on average 1.3697086311159978) internal successors, (4983), 3802 states have internal predecessors, (4983), 1540 states have call successors, (1540), 232 states have call predecessors, (1540), 231 states have return successors, (1501), 1497 states have call predecessors, (1501), 1501 states have call successors, (1501) [2022-11-02 20:09:05,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-02 20:09:05,347 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:09:05,348 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:09:05,351 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:09:05,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:09:05,362 INFO L85 PathProgramCache]: Analyzing trace with hash -872272598, now seen corresponding path program 1 times [2022-11-02 20:09:05,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:09:05,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030270974] [2022-11-02 20:09:05,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:09:05,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:09:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:06,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:09:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:06,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:07,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:07,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 20:09:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:07,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:09:07,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:09:07,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030270974] [2022-11-02 20:09:07,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030270974] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:09:07,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:09:07,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:09:07,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991836004] [2022-11-02 20:09:07,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:09:07,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:09:07,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:09:07,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:09:07,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:09:07,208 INFO L87 Difference]: Start difference. First operand has 5411 states, 3638 states have (on average 1.3697086311159978) internal successors, (4983), 3802 states have internal predecessors, (4983), 1540 states have call successors, (1540), 232 states have call predecessors, (1540), 231 states have return successors, (1501), 1497 states have call predecessors, (1501), 1501 states have call successors, (1501) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-02 20:09:09,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:11,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:13,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:22,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:24,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:29,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:30,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:32,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:42,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:56,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:58,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:01,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:03,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:08,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:10:08,736 INFO L93 Difference]: Finished difference Result 11897 states and 18958 transitions. [2022-11-02 20:10:08,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:10:08,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 69 [2022-11-02 20:10:08,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:10:08,845 INFO L225 Difference]: With dead ends: 11897 [2022-11-02 20:10:08,846 INFO L226 Difference]: Without dead ends: 6437 [2022-11-02 20:10:09,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:10:09,133 INFO L413 NwaCegarLoop]: 8376 mSDtfsCounter, 3620 mSDsluCounter, 11103 mSDsCounter, 0 mSdLazyCounter, 6207 mSolverCounterSat, 4023 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3818 SdHoareTripleChecker+Valid, 19479 SdHoareTripleChecker+Invalid, 10238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4023 IncrementalHoareTripleChecker+Valid, 6207 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:10:09,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3818 Valid, 19479 Invalid, 10238 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4023 Valid, 6207 Invalid, 8 Unknown, 0 Unchecked, 60.3s Time] [2022-11-02 20:10:09,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6437 states. [2022-11-02 20:10:09,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6437 to 5357. [2022-11-02 20:10:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5357 states, 3625 states have (on average 1.3572413793103448) internal successors, (4920), 3748 states have internal predecessors, (4920), 1501 states have call successors, (1501), 231 states have call predecessors, (1501), 230 states have return successors, (1483), 1479 states have call predecessors, (1483), 1483 states have call successors, (1483) [2022-11-02 20:10:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5357 states to 5357 states and 7904 transitions. [2022-11-02 20:10:09,690 INFO L78 Accepts]: Start accepts. Automaton has 5357 states and 7904 transitions. Word has length 69 [2022-11-02 20:10:09,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:10:09,691 INFO L495 AbstractCegarLoop]: Abstraction has 5357 states and 7904 transitions. [2022-11-02 20:10:09,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-02 20:10:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 5357 states and 7904 transitions. [2022-11-02 20:10:09,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-02 20:10:09,705 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:10:09,706 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:10:09,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:10:09,707 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:10:09,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:10:09,707 INFO L85 PathProgramCache]: Analyzing trace with hash -438543512, now seen corresponding path program 1 times [2022-11-02 20:10:09,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:10:09,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306404712] [2022-11-02 20:10:09,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:10:09,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:10:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:11,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:10:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:11,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:11,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:11,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 20:10:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:11,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:10:11,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:10:11,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306404712] [2022-11-02 20:10:11,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306404712] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:10:11,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:10:11,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:10:11,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911822867] [2022-11-02 20:10:11,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:10:11,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:10:11,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:10:11,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:10:11,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:10:11,353 INFO L87 Difference]: Start difference. First operand 5357 states and 7904 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-02 20:10:13,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:14,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:21,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:25,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:31,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:42,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:11:03,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:11:06,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []