./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.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_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/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_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/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_5a004959-14b2-4781-a299-920b5c8226f0/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 9789c22f1acead950cb163d22009ea344d73c9a0f8ae77daeccb7434797598c4 --- 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 20:11:46,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:11:46,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:11:46,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:11:46,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:11:46,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:11:46,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:11:46,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:11:46,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:11:46,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:11:46,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:11:46,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:11:46,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:11:46,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:11:46,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:11:46,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:11:46,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:11:46,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:11:46,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:11:46,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:11:46,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:11:46,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:11:46,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:11:46,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:11:46,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:11:46,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:11:46,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:11:46,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:11:46,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:11:46,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:11:46,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:11:46,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:11:46,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:11:46,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:11:46,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:11:46,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:11:46,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:11:46,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:11:46,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:11:46,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:11:46,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:11:46,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:11:46,689 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:11:46,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:11:46,690 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:11:46,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:11:46,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:11:46,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:11:46,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:11:46,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:11:46,693 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:11:46,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:11:46,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:11:46,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:11:46,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:11:46,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:11:46,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:11:46,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:11:46,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:11:46,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:11:46,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:11:46,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:11:46,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:11:46,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:11:46,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:11:46,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:11:46,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:11:46,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:11:46,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:11:46,700 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:11:46,700 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:11:46,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:11:46,701 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_5a004959-14b2-4781-a299-920b5c8226f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9789c22f1acead950cb163d22009ea344d73c9a0f8ae77daeccb7434797598c4 [2022-11-02 20:11:47,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:11:47,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:11:47,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:11:47,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:11:47,081 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:11:47,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i [2022-11-02 20:11:47,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/data/fdaf4f560/fe3bc257df374235bc761356464d4cbf/FLAG8505fce27 [2022-11-02 20:11:48,545 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:11:48,546 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i [2022-11-02 20:11:48,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/data/fdaf4f560/fe3bc257df374235bc761356464d4cbf/FLAG8505fce27 [2022-11-02 20:11:49,083 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/data/fdaf4f560/fe3bc257df374235bc761356464d4cbf [2022-11-02 20:11:49,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:11:49,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:11:49,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:11:49,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:11:49,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:11:49,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:11:49" (1/1) ... [2022-11-02 20:11:49,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d45e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:49, skipping insertion in model container [2022-11-02 20:11:49,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:11:49" (1/1) ... [2022-11-02 20:11:49,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:11:49,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:11:57,393 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_5a004959-14b2-4781-a299-920b5c8226f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621151,621164] [2022-11-02 20:11:57,397 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_5a004959-14b2-4781-a299-920b5c8226f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621296,621309] [2022-11-02 20:11:57,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:11:57,513 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:11:58,595 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_5a004959-14b2-4781-a299-920b5c8226f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621151,621164] [2022-11-02 20:11:58,596 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_5a004959-14b2-4781-a299-920b5c8226f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621296,621309] [2022-11-02 20:11:58,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:11:59,068 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:11:59,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59 WrapperNode [2022-11-02 20:11:59,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:11:59,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:11:59,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:11:59,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:11:59,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:11:59,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:11:59,880 INFO L138 Inliner]: procedures = 696, calls = 6946, calls flagged for inlining = 319, calls inlined = 300, statements flattened = 13635 [2022-11-02 20:11:59,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:11:59,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:11:59,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:11:59,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:11:59,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:11:59,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:11:59,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:11:59,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:12:00,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:12:00,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:12:00,781 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:12:00,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:12:00,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:12:00,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:12:00,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:12:00,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:12:00,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (1/1) ... [2022-11-02 20:12:00,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:12:00,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:12:00,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:12:00,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a004959-14b2-4781-a299-920b5c8226f0/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:12:01,003 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_writerid [2022-11-02 20:12:01,004 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_writerid [2022-11-02 20:12:01,004 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2022-11-02 20:12:01,004 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2022-11-02 20:12:01,004 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-02 20:12:01,005 INFO L130 BoogieDeclarations]: Found specification of procedure readStatusRid [2022-11-02 20:12:01,005 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatusRid [2022-11-02 20:12:01,005 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-02 20:12:01,005 INFO L130 BoogieDeclarations]: Found specification of procedure reset_airo_card [2022-11-02 20:12:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_airo_card [2022-11-02 20:12:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-02 20:12:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-02 20:12:01,007 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_crt [2022-11-02 20:12:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_crt [2022-11-02 20:12:01,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:12:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:12:01,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_85 [2022-11-02 20:12:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_85 [2022-11-02 20:12:01,008 INFO L130 BoogieDeclarations]: Found specification of procedure wifi_setup [2022-11-02 20:12:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure wifi_setup [2022-11-02 20:12:01,009 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-02 20:12:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-02 20:12:01,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:12:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:12:01,010 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_spy_update [2022-11-02 20:12:01,010 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_spy_update [2022-11-02 20:12:01,011 INFO L130 BoogieDeclarations]: Found specification of procedure age_mic_context [2022-11-02 20:12:01,012 INFO L138 BoogieDeclarations]: Found implementation of procedure age_mic_context [2022-11-02 20:12:01,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup_card [2022-11-02 20:12:01,012 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_card [2022-11-02 20:12:01,012 INFO L130 BoogieDeclarations]: Found specification of procedure airo_networks_free [2022-11-02 20:12:01,013 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_networks_free [2022-11-02 20:12:01,013 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-11-02 20:12:01,013 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-11-02 20:12:01,013 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-11-02 20:12:01,013 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-11-02 20:12:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 20:12:01,014 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 20:12:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure airo_close [2022-11-02 20:12:01,015 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_close [2022-11-02 20:12:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_error [2022-11-02 20:12:01,015 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_error [2022-11-02 20:12:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure sniffing_mode [2022-11-02 20:12:01,015 INFO L138 BoogieDeclarations]: Found implementation of procedure sniffing_mode [2022-11-02 20:12:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:12:01,016 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:12:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure header_len [2022-11-02 20:12:01,017 INFO L138 BoogieDeclarations]: Found implementation of procedure header_len [2022-11-02 20:12:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-11-02 20:12:01,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-11-02 20:12:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-11-02 20:12:01,018 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-11-02 20:12:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-11-02 20:12:01,019 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-11-02 20:12:01,019 INFO L130 BoogieDeclarations]: Found specification of procedure readSsidRid [2022-11-02 20:12:01,021 INFO L138 BoogieDeclarations]: Found implementation of procedure readSsidRid [2022-11-02 20:12:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 20:12:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_final [2022-11-02 20:12:01,021 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_final [2022-11-02 20:12:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:12:01,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:12:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:12:01,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:12:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-11-02 20:12:01,022 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-11-02 20:12:01,023 INFO L130 BoogieDeclarations]: Found specification of procedure down_trylock [2022-11-02 20:12:01,024 INFO L138 BoogieDeclarations]: Found implementation of procedure down_trylock [2022-11-02 20:12:01,024 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-11-02 20:12:01,024 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-11-02 20:12:01,024 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 20:12:01,025 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 20:12:01,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:12:01,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:12:01,026 INFO L130 BoogieDeclarations]: Found specification of procedure enable_MAC [2022-11-02 20:12:01,026 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_MAC [2022-11-02 20:12:01,026 INFO L130 BoogieDeclarations]: Found specification of procedure OUT4500 [2022-11-02 20:12:01,026 INFO L138 BoogieDeclarations]: Found implementation of procedure OUT4500 [2022-11-02 20:12:01,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:12:01,027 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-02 20:12:01,027 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-02 20:12:01,027 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_send_packet [2022-11-02 20:12:01,027 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_send_packet [2022-11-02 20:12:01,028 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2022-11-02 20:12:01,028 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2022-11-02 20:12:01,028 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-02 20:12:01,029 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-02 20:12:01,029 INFO L130 BoogieDeclarations]: Found specification of procedure airo_ioctl [2022-11-02 20:12:01,029 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_ioctl [2022-11-02 20:12:01,030 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:12:01,030 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:12:01,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:12:01,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:12:01,031 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 20:12:01,031 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 20:12:01,032 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit11 [2022-11-02 20:12:01,032 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit11 [2022-11-02 20:12:01,033 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-02 20:12:01,033 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-02 20:12:01,033 INFO L130 BoogieDeclarations]: Found specification of procedure airo_change_mtu [2022-11-02 20:12:01,033 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_change_mtu [2022-11-02 20:12:01,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:12:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-02 20:12:01,034 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-02 20:12:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure disable_interrupts [2022-11-02 20:12:01,034 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_interrupts [2022-11-02 20:12:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 20:12:01,035 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 20:12:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-02 20:12:01,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-02 20:12:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:12:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:12:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2022-11-02 20:12:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2022-11-02 20:12:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:12:01,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:12:01,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:12:01,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:12:01,042 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_remove [2022-11-02 20:12:01,042 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_remove [2022-11-02 20:12:01,042 INFO L130 BoogieDeclarations]: Found specification of procedure aux_setup [2022-11-02 20:12:01,043 INFO L138 BoogieDeclarations]: Found implementation of procedure aux_setup [2022-11-02 20:12:01,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-02 20:12:01,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-02 20:12:01,046 INFO L130 BoogieDeclarations]: Found specification of procedure writeConfigRid [2022-11-02 20:12:01,046 INFO L138 BoogieDeclarations]: Found implementation of procedure writeConfigRid [2022-11-02 20:12:01,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:12:01,052 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:12:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:12:01,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:12:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure readCapabilityRid [2022-11-02 20:12:01,053 INFO L138 BoogieDeclarations]: Found implementation of procedure readCapabilityRid [2022-11-02 20:12:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-11-02 20:12:01,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-11-02 20:12:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-11-02 20:12:01,054 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-11-02 20:12:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:12:01,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:12:01,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:12:01,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:12:01,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2022-11-02 20:12:01,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2022-11-02 20:12:01,055 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:12:01,056 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:12:01,056 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 20:12:01,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 20:12:01,056 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:12:01,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:12:01,056 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-02 20:12:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-02 20:12:01,057 INFO L130 BoogieDeclarations]: Found specification of procedure writeWepKeyRid [2022-11-02 20:12:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure writeWepKeyRid [2022-11-02 20:12:01,057 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2022-11-02 20:12:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2022-11-02 20:12:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:12:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-02 20:12:01,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-02 20:12:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-02 20:12:01,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-02 20:12:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure del_airo_dev [2022-11-02 20:12:01,059 INFO L138 BoogieDeclarations]: Found implementation of procedure del_airo_dev [2022-11-02 20:12:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:12:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:12:01,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:12:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:12:01,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:12:01,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:12:01,060 INFO L130 BoogieDeclarations]: Found specification of procedure writeSsidRid [2022-11-02 20:12:01,060 INFO L138 BoogieDeclarations]: Found implementation of procedure writeSsidRid [2022-11-02 20:12:01,060 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:12:01,060 INFO L130 BoogieDeclarations]: Found specification of procedure MoveWindow [2022-11-02 20:12:01,061 INFO L138 BoogieDeclarations]: Found implementation of procedure MoveWindow [2022-11-02 20:12:01,061 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-11-02 20:12:01,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-11-02 20:12:01,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:12:01,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:12:01,062 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-02 20:12:01,062 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-02 20:12:01,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-02 20:12:01,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-02 20:12:01,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-02 20:12:01,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-02 20:12:01,063 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_tfm [2022-11-02 20:12:01,063 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_tfm [2022-11-02 20:12:01,063 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-11-02 20:12:01,063 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-11-02 20:12:01,063 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-02 20:12:01,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-02 20:12:01,064 INFO L130 BoogieDeclarations]: Found specification of procedure proc_close [2022-11-02 20:12:01,064 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_close [2022-11-02 20:12:01,064 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:12:01,064 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:12:01,065 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_multicast_list [2022-11-02 20:12:01,065 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_multicast_list [2022-11-02 20:12:01,065 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 20:12:01,065 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 20:12:01,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-02 20:12:01,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-02 20:12:01,066 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_key [2022-11-02 20:12:01,066 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_key [2022-11-02 20:12:01,066 INFO L130 BoogieDeclarations]: Found specification of procedure writeAPListRid [2022-11-02 20:12:01,066 INFO L138 BoogieDeclarations]: Found implementation of procedure writeAPListRid [2022-11-02 20:12:01,066 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 20:12:01,067 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 20:12:01,067 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2022-11-02 20:12:01,067 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2022-11-02 20:12:01,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:12:01,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:12:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure proc_stats_rid_open [2022-11-02 20:12:01,068 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_stats_rid_open [2022-11-02 20:12:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 20:12:01,068 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 20:12:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2022-11-02 20:12:01,068 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2022-11-02 20:12:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-02 20:12:01,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-02 20:12:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure insb [2022-11-02 20:12:01,069 INFO L138 BoogieDeclarations]: Found implementation of procedure insb [2022-11-02 20:12:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-02 20:12:01,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-02 20:12:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 20:12:01,070 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 20:12:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-11-02 20:12:01,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-11-02 20:12:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure IN4500 [2022-11-02 20:12:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure IN4500 [2022-11-02 20:12:01,071 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-11-02 20:12:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-11-02 20:12:01,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:12:01,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:12:01,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:12:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:12:01,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_aux_lock_of_airo_info [2022-11-02 20:12:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_aux_lock_of_airo_info [2022-11-02 20:12:01,072 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-11-02 20:12:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-11-02 20:12:01,073 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-02 20:12:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-02 20:12:01,073 INFO L130 BoogieDeclarations]: Found specification of procedure bap_write [2022-11-02 20:12:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_write [2022-11-02 20:12:01,073 INFO L130 BoogieDeclarations]: Found specification of procedure _init_airo_card [2022-11-02 20:12:01,074 INFO L138 BoogieDeclarations]: Found implementation of procedure _init_airo_card [2022-11-02 20:12:01,074 INFO L130 BoogieDeclarations]: Found specification of procedure waitbusy [2022-11-02 20:12:01,074 INFO L138 BoogieDeclarations]: Found implementation of procedure waitbusy [2022-11-02 20:12:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure decapsulate [2022-11-02 20:12:01,080 INFO L138 BoogieDeclarations]: Found implementation of procedure decapsulate [2022-11-02 20:12:01,080 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2022-11-02 20:12:01,080 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2022-11-02 20:12:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir_mode [2022-11-02 20:12:01,081 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir_mode [2022-11-02 20:12:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:12:01,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:12:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure readBSSListRid [2022-11-02 20:12:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure readBSSListRid [2022-11-02 20:12:01,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-02 20:12:01,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-02 20:12:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2022-11-02 20:12:01,085 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2022-11-02 20:12:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-02 20:12:01,085 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-02 20:12:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_tx_idx [2022-11-02 20:12:01,086 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_tx_idx [2022-11-02 20:12:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 20:12:01,086 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 20:12:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:12:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:12:01,086 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:12:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure proc_write [2022-11-02 20:12:01,087 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_write [2022-11-02 20:12:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-11-02 20:12:01,087 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-11-02 20:12:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:12:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-02 20:12:01,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-02 20:12:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_subtree [2022-11-02 20:12:01,087 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_subtree [2022-11-02 20:12:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_allocate [2022-11-02 20:12:01,088 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_allocate [2022-11-02 20:12:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-02 20:12:01,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-02 20:12:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure proc_read [2022-11-02 20:12:01,088 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_read [2022-11-02 20:12:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:12:01,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:12:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:12:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 20:12:01,089 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 20:12:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_accessrid [2022-11-02 20:12:01,089 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_accessrid [2022-11-02 20:12:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure airo_send_event [2022-11-02 20:12:01,089 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_send_event [2022-11-02 20:12:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:12:01,090 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:12:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-02 20:12:01,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-02 20:12:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_resume [2022-11-02 20:12:01,090 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_resume [2022-11-02 20:12:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-02 20:12:01,090 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-02 20:12:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:12:01,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:12:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure hex_to_bin [2022-11-02 20:12:01,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hex_to_bin [2022-11-02 20:12:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure try_auto_wep [2022-11-02 20:12:01,091 INFO L138 BoogieDeclarations]: Found implementation of procedure try_auto_wep [2022-11-02 20:12:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:12:01,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:12:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-11-02 20:12:01,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-11-02 20:12:01,092 INFO L130 BoogieDeclarations]: Found specification of procedure bap_read [2022-11-02 20:12:01,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_read [2022-11-02 20:12:01,092 INFO L130 BoogieDeclarations]: Found specification of procedure issuecommand [2022-11-02 20:12:01,092 INFO L138 BoogieDeclarations]: Found implementation of procedure issuecommand [2022-11-02 20:12:01,092 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:12:01,092 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:12:01,092 INFO L130 BoogieDeclarations]: Found specification of procedure bap_setup [2022-11-02 20:12:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_setup [2022-11-02 20:12:01,093 INFO L130 BoogieDeclarations]: Found specification of procedure readAPListRid [2022-11-02 20:12:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure readAPListRid [2022-11-02 20:12:01,093 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-02 20:12:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-02 20:12:01,093 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 20:12:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 20:12:01,094 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_stats [2022-11-02 20:12:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_stats [2022-11-02 20:12:01,094 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit [2022-11-02 20:12:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit [2022-11-02 20:12:01,094 INFO L130 BoogieDeclarations]: Found specification of procedure readConfigRid [2022-11-02 20:12:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure readConfigRid [2022-11-02 20:12:01,095 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 20:12:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 20:12:01,095 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-02 20:12:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-02 20:12:01,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:12:01,096 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:12:01,096 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2022-11-02 20:12:01,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2022-11-02 20:12:01,096 INFO L130 BoogieDeclarations]: Found specification of procedure airo_open [2022-11-02 20:12:01,096 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_open [2022-11-02 20:12:01,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:12:01,097 INFO L130 BoogieDeclarations]: Found specification of procedure stop_airo_card [2022-11-02 20:12:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_airo_card [2022-11-02 20:12:01,097 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_update [2022-11-02 20:12:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_update [2022-11-02 20:12:01,097 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-11-02 20:12:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-11-02 20:12:01,098 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-02 20:12:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-02 20:12:01,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:12:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:12:01,098 INFO L130 BoogieDeclarations]: Found specification of procedure readWepKeyRid [2022-11-02 20:12:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure readWepKeyRid [2022-11-02 20:12:01,099 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2022-11-02 20:12:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2022-11-02 20:12:01,099 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_unmap_card [2022-11-02 20:12:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_unmap_card [2022-11-02 20:12:01,099 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-02 20:12:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-02 20:12:01,100 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-02 20:12:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-02 20:12:01,100 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_user [2022-11-02 20:12:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_user [2022-11-02 20:12:01,100 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:12:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:12:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-11-02 20:12:01,101 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-11-02 20:12:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:12:01,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:12:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure airo_get_stats [2022-11-02 20:12:01,101 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_get_stats [2022-11-02 20:12:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_readrid [2022-11-02 20:12:01,102 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_readrid [2022-11-02 20:12:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 20:12:01,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 20:12:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_init_descriptors [2022-11-02 20:12:01,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_init_descriptors [2022-11-02 20:12:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure get_dec_u16 [2022-11-02 20:12:01,103 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dec_u16 [2022-11-02 20:12:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure enable_interrupts [2022-11-02 20:12:01,103 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_interrupts [2022-11-02 20:12:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-02 20:12:01,103 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-02 20:12:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_wireless_stats [2022-11-02 20:12:01,104 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_wireless_stats [2022-11-02 20:12:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:12:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-11-02 20:12:01,104 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-11-02 20:12:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-02 20:12:01,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-02 20:12:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_mac_address [2022-11-02 20:12:01,105 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_mac_address [2022-11-02 20:12:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:12:01,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:12:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_init [2022-11-02 20:12:01,106 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_init [2022-11-02 20:12:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-02 20:12:01,106 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-02 20:12:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure disable_MAC [2022-11-02 20:12:01,106 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_MAC [2022-11-02 20:12:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure readStatsRid [2022-11-02 20:12:01,107 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatsRid [2022-11-02 20:12:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure encapsulate [2022-11-02 20:12:01,107 INFO L138 BoogieDeclarations]: Found implementation of procedure encapsulate [2022-11-02 20:12:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_promisc [2022-11-02 20:12:01,108 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_promisc [2022-11-02 20:12:03,181 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:12:03,186 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:12:03,591 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:13:01,564 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:13:01,595 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:13:01,595 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-02 20:13:01,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:13:01 BoogieIcfgContainer [2022-11-02 20:13:01,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:13:01,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:13:01,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:13:01,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:13:01,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:11:49" (1/3) ... [2022-11-02 20:13:01,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ddf850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:13:01, skipping insertion in model container [2022-11-02 20:13:01,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:59" (2/3) ... [2022-11-02 20:13:01,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ddf850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:13:01, skipping insertion in model container [2022-11-02 20:13:01,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:13:01" (3/3) ... [2022-11-02 20:13:01,616 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i [2022-11-02 20:13:01,640 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:13:01,640 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:13:01,906 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:13:01,913 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;@3a6d626f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:13:01,914 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:13:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand has 4459 states, 2940 states have (on average 1.3170068027210884) internal successors, (3872), 3105 states have internal predecessors, (3872), 1327 states have call successors, (1327), 192 states have call predecessors, (1327), 191 states have return successors, (1314), 1251 states have call predecessors, (1314), 1314 states have call successors, (1314) [2022-11-02 20:13:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-02 20:13:01,965 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:01,966 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:01,967 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:01,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:01,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1746307949, now seen corresponding path program 1 times [2022-11-02 20:13:01,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:13:01,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750587267] [2022-11-02 20:13:01,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:01,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:13:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:13:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:13:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:13:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:13:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:13:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:13:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:13:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:13:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-02 20:13:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:03,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 20:13:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-02 20:13:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:13:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-02 20:13:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:13:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:13:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-02 20:13:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:13:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:13:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 20:13:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:13:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:13:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:13:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:13:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:13:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-02 20:13:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2022-11-02 20:13:04,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:13:04,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750587267] [2022-11-02 20:13:04,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750587267] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:04,393 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:04,393 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:13:04,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504508777] [2022-11-02 20:13:04,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:04,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:13:04,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:13:04,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:13:04,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:13:04,461 INFO L87 Difference]: Start difference. First operand has 4459 states, 2940 states have (on average 1.3170068027210884) internal successors, (3872), 3105 states have internal predecessors, (3872), 1327 states have call successors, (1327), 192 states have call predecessors, (1327), 191 states have return successors, (1314), 1251 states have call predecessors, (1314), 1314 states have call successors, (1314) Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-02 20:13:07,475 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 20:13:16,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:19,063 WARN L539 Checker$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 20:13:21,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:23,101 WARN L539 Checker$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 20:13:25,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:36,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:36,954 INFO L93 Difference]: Finished difference Result 9829 states and 14905 transitions. [2022-11-02 20:13:36,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:13:36,957 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 196 [2022-11-02 20:13:36,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:37,048 INFO L225 Difference]: With dead ends: 9829 [2022-11-02 20:13:37,048 INFO L226 Difference]: Without dead ends: 5261 [2022-11-02 20:13:37,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:13:37,114 INFO L413 NwaCegarLoop]: 7366 mSDtfsCounter, 2395 mSDsluCounter, 8697 mSDsCounter, 0 mSdLazyCounter, 3446 mSolverCounterSat, 2940 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3006 SdHoareTripleChecker+Valid, 16063 SdHoareTripleChecker+Invalid, 6390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2940 IncrementalHoareTripleChecker+Valid, 3446 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:37,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3006 Valid, 16063 Invalid, 6390 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2940 Valid, 3446 Invalid, 4 Unknown, 0 Unchecked, 31.5s Time] [2022-11-02 20:13:37,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5261 states. [2022-11-02 20:13:37,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5261 to 4358. [2022-11-02 20:13:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4358 states, 2888 states have (on average 1.3102493074792243) internal successors, (3784), 3039 states have internal predecessors, (3784), 1279 states have call successors, (1279), 190 states have call predecessors, (1279), 190 states have return successors, (1279), 1217 states have call predecessors, (1279), 1279 states have call successors, (1279) [2022-11-02 20:13:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 4358 states and 6342 transitions. [2022-11-02 20:13:37,612 INFO L78 Accepts]: Start accepts. Automaton has 4358 states and 6342 transitions. Word has length 196 [2022-11-02 20:13:37,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:37,614 INFO L495 AbstractCegarLoop]: Abstraction has 4358 states and 6342 transitions. [2022-11-02 20:13:37,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-02 20:13:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 4358 states and 6342 transitions. [2022-11-02 20:13:37,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-02 20:13:37,627 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:37,628 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:13:37,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:13:37,629 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:37,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:37,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1004962571, now seen corresponding path program 1 times [2022-11-02 20:13:37,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:13:37,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289530223] [2022-11-02 20:13:37,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:37,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:13:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:13:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:13:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:13:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:13:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:13:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:13:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:13:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:13:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-02 20:13:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:13:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-02 20:13:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-02 20:13:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-02 20:13:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:13:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-02 20:13:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-02 20:13:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-02 20:13:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:39,776 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-02 20:13:39,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:13:39,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289530223] [2022-11-02 20:13:39,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289530223] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:39,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:39,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:13:39,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006984448] [2022-11-02 20:13:39,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:39,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:13:39,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:13:39,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:13:39,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:13:39,780 INFO L87 Difference]: Start difference. First operand 4358 states and 6342 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 20:13:42,823 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 20:13:53,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:56,138 WARN L539 Checker$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 20:14:00,069 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 20:14:14,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:14:14,571 INFO L93 Difference]: Finished difference Result 9038 states and 13357 transitions. [2022-11-02 20:14:14,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:14:14,572 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 163 [2022-11-02 20:14:14,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:14:14,615 INFO L225 Difference]: With dead ends: 9038 [2022-11-02 20:14:14,615 INFO L226 Difference]: Without dead ends: 4722 [2022-11-02 20:14:14,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:14:14,643 INFO L413 NwaCegarLoop]: 6104 mSDtfsCounter, 6905 mSDsluCounter, 6426 mSDsCounter, 0 mSdLazyCounter, 5171 mSolverCounterSat, 3493 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7819 SdHoareTripleChecker+Valid, 12530 SdHoareTripleChecker+Invalid, 8668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3493 IncrementalHoareTripleChecker+Valid, 5171 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:14:14,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7819 Valid, 12530 Invalid, 8668 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3493 Valid, 5171 Invalid, 4 Unknown, 0 Unchecked, 34.0s Time] [2022-11-02 20:14:14,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4722 states. [2022-11-02 20:14:15,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4722 to 4513. [2022-11-02 20:14:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4513 states, 2993 states have (on average 1.3080521216171066) internal successors, (3915), 3150 states have internal predecessors, (3915), 1312 states have call successors, (1312), 207 states have call predecessors, (1312), 207 states have return successors, (1312), 1250 states have call predecessors, (1312), 1312 states have call successors, (1312) [2022-11-02 20:14:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4513 states to 4513 states and 6539 transitions. [2022-11-02 20:14:15,100 INFO L78 Accepts]: Start accepts. Automaton has 4513 states and 6539 transitions. Word has length 163 [2022-11-02 20:14:15,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:14:15,101 INFO L495 AbstractCegarLoop]: Abstraction has 4513 states and 6539 transitions. [2022-11-02 20:14:15,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 20:14:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 4513 states and 6539 transitions. [2022-11-02 20:14:15,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-11-02 20:14:15,113 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:14:15,114 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:15,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:14:15,114 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:14:15,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:15,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1009734701, now seen corresponding path program 1 times [2022-11-02 20:14:15,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:15,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093340160] [2022-11-02 20:14:15,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:15,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:14:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:14:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:14:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:14:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:14:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:14:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:14:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:14:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:14:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:14:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-02 20:14:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:14:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:16,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-02 20:14:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:14:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:14:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-02 20:14:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:14:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:14:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-02 20:14:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:14:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-02 20:14:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-02 20:14:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-02 20:14:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-02 20:14:17,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:17,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093340160] [2022-11-02 20:14:17,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093340160] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:17,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:17,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:14:17,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582398102] [2022-11-02 20:14:17,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:17,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:14:17,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:17,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:14:17,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:14:17,446 INFO L87 Difference]: Start difference. First operand 4513 states and 6539 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 5 states have internal predecessors, (89), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 20:14:20,725 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 20:14:25,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:14:30,042 WARN L539 Checker$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 20:14:36,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:14:39,612 WARN L539 Checker$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 20:14:43,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:14:45,680 WARN L539 Checker$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 20:15:08,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:15:08,318 INFO L93 Difference]: Finished difference Result 9193 states and 13553 transitions. [2022-11-02 20:15:08,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:15:08,319 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 5 states have internal predecessors, (89), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 164 [2022-11-02 20:15:08,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:15:08,357 INFO L225 Difference]: With dead ends: 9193 [2022-11-02 20:15:08,357 INFO L226 Difference]: Without dead ends: 4722 [2022-11-02 20:15:08,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:15:08,393 INFO L413 NwaCegarLoop]: 6112 mSDtfsCounter, 8457 mSDsluCounter, 8969 mSDsCounter, 0 mSdLazyCounter, 7190 mSolverCounterSat, 7252 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8490 SdHoareTripleChecker+Valid, 15081 SdHoareTripleChecker+Invalid, 14447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7252 IncrementalHoareTripleChecker+Valid, 7190 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:15:08,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8490 Valid, 15081 Invalid, 14447 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7252 Valid, 7190 Invalid, 5 Unknown, 0 Unchecked, 49.8s Time] [2022-11-02 20:15:08,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4722 states. [2022-11-02 20:15:08,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4722 to 4513. [2022-11-02 20:15:08,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4513 states, 2993 states have (on average 1.3077180086869362) internal successors, (3914), 3150 states have internal predecessors, (3914), 1312 states have call successors, (1312), 207 states have call predecessors, (1312), 207 states have return successors, (1312), 1250 states have call predecessors, (1312), 1312 states have call successors, (1312) [2022-11-02 20:15:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4513 states to 4513 states and 6538 transitions. [2022-11-02 20:15:08,762 INFO L78 Accepts]: Start accepts. Automaton has 4513 states and 6538 transitions. Word has length 164 [2022-11-02 20:15:08,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:15:08,764 INFO L495 AbstractCegarLoop]: Abstraction has 4513 states and 6538 transitions. [2022-11-02 20:15:08,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 5 states have internal predecessors, (89), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 20:15:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 4513 states and 6538 transitions. [2022-11-02 20:15:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-02 20:15:08,768 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:15:08,769 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:15:08,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:15:08,769 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:15:08,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:15:08,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1272187335, now seen corresponding path program 1 times [2022-11-02 20:15:08,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:15:08,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444864042] [2022-11-02 20:15:08,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:15:08,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:15:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:15:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:15:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:15:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:15:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:15:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:15:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-02 20:15:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:15:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-02 20:15:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-02 20:15:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-02 20:15:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-02 20:15:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-02 20:15:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-02 20:15:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-02 20:15:10,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:15:10,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444864042] [2022-11-02 20:15:10,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444864042] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:15:10,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:15:10,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:15:10,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027620087] [2022-11-02 20:15:10,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:15:10,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:15:10,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:15:10,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:15:10,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:15:10,907 INFO L87 Difference]: Start difference. First operand 4513 states and 6538 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 20:15:13,916 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 []