./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y --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 c6518a0e540cf5b0e501bfef1f14c8079cbe578d9beced5375873c789156537b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:35:49,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:35:49,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:35:49,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:35:49,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:35:49,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:35:49,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:35:49,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:35:49,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:35:49,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:35:49,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:35:49,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:35:49,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:35:49,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:35:49,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:35:49,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:35:49,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:35:49,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:35:49,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:35:49,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:35:49,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:35:49,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:35:49,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:35:49,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:35:49,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:35:49,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:35:49,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:35:49,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:35:49,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:35:49,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:35:49,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:35:49,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:35:49,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:35:49,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:35:49,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:35:49,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:35:49,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:35:49,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:35:49,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:35:49,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:35:49,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:35:49,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:35:49,356 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:35:49,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:35:49,357 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:35:49,357 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:35:49,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:35:49,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:35:49,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:35:49,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:35:49,360 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:35:49,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:35:49,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:35:49,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:35:49,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:35:49,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:35:49,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:35:49,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:35:49,362 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:35:49,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:35:49,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:35:49,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:35:49,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:35:49,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:35:49,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:35:49,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:35:49,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:35:49,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:35:49,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:35:49,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:35:49,366 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:35:49,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:35:49,367 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:35:49,367 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_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6518a0e540cf5b0e501bfef1f14c8079cbe578d9beced5375873c789156537b [2021-11-13 18:35:49,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:35:49,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:35:49,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:35:49,770 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:35:49,771 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:35:49,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i [2021-11-13 18:35:49,899 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/data/de4d97f13/1373dcce79504777b9b674db59ce0e34/FLAGe0c7f897b [2021-11-13 18:35:51,820 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:35:51,821 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i [2021-11-13 18:35:52,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/data/de4d97f13/1373dcce79504777b9b674db59ce0e34/FLAGe0c7f897b [2021-11-13 18:35:52,439 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/data/de4d97f13/1373dcce79504777b9b674db59ce0e34 [2021-11-13 18:35:52,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:35:52,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:35:52,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:35:52,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:35:52,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:35:52,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:35:52" (1/1) ... [2021-11-13 18:35:52,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3774aec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:52, skipping insertion in model container [2021-11-13 18:35:52,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:35:52" (1/1) ... [2021-11-13 18:35:52,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:35:52,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:36:12,557 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1081958,1081971] [2021-11-13 18:36:12,569 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1082127,1082140] [2021-11-13 18:36:12,570 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1082294,1082307] [2021-11-13 18:36:12,571 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1082462,1082475] [2021-11-13 18:36:12,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:36:12,799 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:36:16,567 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1081958,1081971] [2021-11-13 18:36:16,568 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1082127,1082140] [2021-11-13 18:36:16,569 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1082294,1082307] [2021-11-13 18:36:16,570 WARN L228 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_a2dd2087-ee34-4b18-b9ed-25514a489210/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i[1082462,1082475] [2021-11-13 18:36:16,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:36:17,506 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:36:17,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17 WrapperNode [2021-11-13 18:36:17,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:36:17,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:36:17,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:36:17,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:36:17,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:17,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:18,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:36:18,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:36:18,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:36:18,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:36:18,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:18,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:19,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:19,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:20,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:21,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:21,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:21,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:36:21,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:36:21,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:36:21,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:36:21,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (1/1) ... [2021-11-13 18:36:21,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:36:21,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:21,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:21,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dd2087-ee34-4b18-b9ed-25514a489210/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:36:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure __tg3_writephy [2021-11-13 18:36:21,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __tg3_writephy [2021-11-13 18:36:21,906 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_pwrsrc_die_with_vmain [2021-11-13 18:36:21,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_pwrsrc_die_with_vmain [2021-11-13 18:36:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_warn_mgmt_link_flap [2021-11-13 18:36:21,907 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_warn_mgmt_link_flap [2021-11-13 18:36:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-13 18:36:21,908 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-13 18:36:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_restart_hw [2021-11-13 18:36:21,908 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_restart_hw [2021-11-13 18:36:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_get_57780_nvram_info [2021-11-13 18:36:21,909 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_get_57780_nvram_info [2021-11-13 18:36:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_toggle_apd [2021-11-13 18:36:21,909 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_toggle_apd [2021-11-13 18:36:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-13 18:36:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-13 18:36:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ints_fini [2021-11-13 18:36:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ints_fini [2021-11-13 18:36:21,911 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_read_mem [2021-11-13 18:36:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_read_mem [2021-11-13 18:36:21,911 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_tx_timeout [2021-11-13 18:36:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_tx_timeout [2021-11-13 18:36:21,912 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_alloc_rx_data [2021-11-13 18:36:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_alloc_rx_data [2021-11-13 18:36:21,912 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2021-11-13 18:36:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2021-11-13 18:36:21,913 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_chip_reset [2021-11-13 18:36:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_chip_reset [2021-11-13 18:36:21,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 18:36:21,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 18:36:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_disable_nvram_access [2021-11-13 18:36:21,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_disable_nvram_access [2021-11-13 18:36:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure pdev_is_ssb_gige_core [2021-11-13 18:36:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure pdev_is_ssb_gige_core [2021-11-13 18:36:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_mem_rx_release [2021-11-13 18:36:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_mem_rx_release [2021-11-13 18:36:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-13 18:36:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-13 18:36:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-13 18:36:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-13 18:36:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start_aneg [2021-11-13 18:36:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start_aneg [2021-11-13 18:36:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_set_function_status [2021-11-13 18:36:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_set_function_status [2021-11-13 18:36:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-11-13 18:36:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-11-13 18:36:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-13 18:36:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-13 18:36:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_auxctl_write [2021-11-13 18:36:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_auxctl_write [2021-11-13 18:36:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 18:36:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_rx_queues [2021-11-13 18:36:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_rx_queues [2021-11-13 18:36:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_otp_read [2021-11-13 18:36:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_otp_read [2021-11-13 18:36:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_pause_cpu [2021-11-13 18:36:21,922 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_pause_cpu [2021-11-13 18:36:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-13 18:36:21,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-13 18:36:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-13 18:36:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-13 18:36:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rx_prodring_fini [2021-11-13 18:36:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rx_prodring_fini [2021-11-13 18:36:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_bmcr_reset [2021-11-13 18:36:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_bmcr_reset [2021-11-13 18:36:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2021-11-13 18:36:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2021-11-13 18:36:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-13 18:36:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-13 18:36:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-13 18:36:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-13 18:36:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_get_pagesize [2021-11-13 18:36:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_get_pagesize [2021-11-13 18:36:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-11-13 18:36:21,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-11-13 18:36:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_clear_mac_status [2021-11-13 18:36:21,927 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_clear_mac_status [2021-11-13 18:36:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_readphy [2021-11-13 18:36:21,928 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_readphy [2021-11-13 18:36:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_reset [2021-11-13 18:36:21,928 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_reset [2021-11-13 18:36:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_write_mem [2021-11-13 18:36:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_write_mem [2021-11-13 18:36:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-13 18:36:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-13 18:36:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-13 18:36:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-13 18:36:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_read [2021-11-13 18:36:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_read [2021-11-13 18:36:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_mac_loopback [2021-11-13 18:36:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_mac_loopback [2021-11-13 18:36:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure _tg3_flag_clear [2021-11-13 18:36:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure _tg3_flag_clear [2021-11-13 18:36:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_chk_missed_msi [2021-11-13 18:36:21,932 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_chk_missed_msi [2021-11-13 18:36:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-13 18:36:21,932 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-13 18:36:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-11-13 18:36:21,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-11-13 18:36:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_link_report [2021-11-13 18:36:21,933 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_link_report [2021-11-13 18:36:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-13 18:36:21,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-13 18:36:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_writephy [2021-11-13 18:36:21,934 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_writephy [2021-11-13 18:36:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-13 18:36:21,935 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-13 18:36:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure _tg3_flag [2021-11-13 18:36:21,935 INFO L138 BoogieDeclarations]: Found implementation of procedure _tg3_flag [2021-11-13 18:36:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 18:36:21,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 18:36:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:36:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-11-13 18:36:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-11-13 18:36:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_set_rx_mode [2021-11-13 18:36:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_set_rx_mode [2021-11-13 18:36:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-13 18:36:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-13 18:36:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_reset_task_schedule [2021-11-13 18:36:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_reset_task_schedule [2021-11-13 18:36:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-13 18:36:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-13 18:36:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tg3 [2021-11-13 18:36:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tg3 [2021-11-13 18:36:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-13 18:36:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-13 18:36:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-13 18:36:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-13 18:36:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_start [2021-11-13 18:36:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_start [2021-11-13 18:36:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-13 18:36:21,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-13 18:36:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-13 18:36:21,951 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-13 18:36:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-13 18:36:21,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-13 18:36:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_abort_hw [2021-11-13 18:36:21,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_abort_hw [2021-11-13 18:36:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_free_rings [2021-11-13 18:36:21,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_free_rings [2021-11-13 18:36:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nway_reset [2021-11-13 18:36:21,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nway_reset [2021-11-13 18:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_mdio_fini [2021-11-13 18:36:21,953 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_mdio_fini [2021-11-13 18:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-13 18:36:21,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-13 18:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2021-11-13 18:36:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ptp_resume [2021-11-13 18:36:21,954 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ptp_resume [2021-11-13 18:36:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2021-11-13 18:36:21,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2021-11-13 18:36:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_mem_tx_release [2021-11-13 18:36:21,954 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_mem_tx_release [2021-11-13 18:36:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 18:36:21,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 18:36:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-13 18:36:21,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-13 18:36:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:36:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-13 18:36:21,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-13 18:36:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-13 18:36:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_frob_aux_power [2021-11-13 18:36:21,956 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_frob_aux_power [2021-11-13 18:36:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_mdio_config_5785 [2021-11-13 18:36:21,956 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_mdio_config_5785 [2021-11-13 18:36:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-13 18:36:21,957 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-13 18:36:21,957 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-13 18:36:21,957 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-13 18:36:21,957 INFO L130 BoogieDeclarations]: Found specification of procedure pci_device_is_present [2021-11-13 18:36:21,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_device_is_present [2021-11-13 18:36:21,957 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_exec_cmd [2021-11-13 18:36:21,958 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_exec_cmd [2021-11-13 18:36:21,958 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_write_block_buffered [2021-11-13 18:36:21,958 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_write_block_buffered [2021-11-13 18:36:21,958 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_issue_otp_command [2021-11-13 18:36:21,958 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_issue_otp_command [2021-11-13 18:36:21,958 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_frag_free [2021-11-13 18:36:21,958 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_frag_free [2021-11-13 18:36:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_lock [2021-11-13 18:36:21,959 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_lock [2021-11-13 18:36:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-13 18:36:21,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-13 18:36:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-13 18:36:21,960 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-13 18:36:21,961 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_read_indirect_reg32 [2021-11-13 18:36:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_read_indirect_reg32 [2021-11-13 18:36:21,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-13 18:36:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-13 18:36:21,961 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-13 18:36:21,961 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-13 18:36:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_set_wirespeed [2021-11-13 18:36:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_set_wirespeed [2021-11-13 18:36:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_driver_state_change [2021-11-13 18:36:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_driver_state_change [2021-11-13 18:36:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_timer_start [2021-11-13 18:36:21,962 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_timer_start [2021-11-13 18:36:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_shutdown [2021-11-13 18:36:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_shutdown [2021-11-13 18:36:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-13 18:36:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-13 18:36:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_read32 [2021-11-13 18:36:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_read32 [2021-11-13 18:36:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rx_data_free [2021-11-13 18:36:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rx_data_free [2021-11-13 18:36:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:36:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:36:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rx_prodring_free [2021-11-13 18:36:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rx_prodring_free [2021-11-13 18:36:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-13 18:36:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-13 18:36:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_autoneg_cfg [2021-11-13 18:36:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_autoneg_cfg [2021-11-13 18:36:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-13 18:36:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-13 18:36:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-11-13 18:36:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-11-13 18:36:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_load_firmware_cpu [2021-11-13 18:36:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_load_firmware_cpu [2021-11-13 18:36:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 18:36:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_adjust_link [2021-11-13 18:36:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_adjust_link [2021-11-13 18:36:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_halt [2021-11-13 18:36:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_halt [2021-11-13 18:36:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-13 18:36:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-13 18:36:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-13 18:36:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-13 18:36:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-11-13 18:36:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-11-13 18:36:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_pwrsrc_switch_to_vaux [2021-11-13 18:36:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_pwrsrc_switch_to_vaux [2021-11-13 18:36:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-13 18:36:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-13 18:36:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_wait_for_event_ack [2021-11-13 18:36:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_wait_for_event_ack [2021-11-13 18:36:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-13 18:36:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_test_interrupt [2021-11-13 18:36:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_test_interrupt [2021-11-13 18:36:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phydsp_write [2021-11-13 18:36:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phydsp_write [2021-11-13 18:36:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-13 18:36:21,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-13 18:36:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_mdio_start [2021-11-13 18:36:21,974 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_mdio_start [2021-11-13 18:36:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rxcpu_resume [2021-11-13 18:36:21,974 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rxcpu_resume [2021-11-13 18:36:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_request_irq [2021-11-13 18:36:21,974 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_request_irq [2021-11-13 18:36:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-13 18:36:21,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-13 18:36:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-13 18:36:21,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-13 18:36:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 18:36:21,979 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 18:36:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_napi_fini [2021-11-13 18:36:21,980 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_napi_fini [2021-11-13 18:36:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_clear_and_set_word [2021-11-13 18:36:21,980 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_clear_and_set_word [2021-11-13 18:36:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-13 18:36:21,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-13 18:36:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-13 18:36:21,980 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-13 18:36:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure __tg3_readphy [2021-11-13 18:36:21,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __tg3_readphy [2021-11-13 18:36:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_get_estats [2021-11-13 18:36:21,981 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_get_estats [2021-11-13 18:36:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_free_consistent [2021-11-13 18:36:21,981 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_free_consistent [2021-11-13 18:36:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:36:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_napi_enable [2021-11-13 18:36:21,982 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_napi_enable [2021-11-13 18:36:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_tx_skb_unmap [2021-11-13 18:36:21,982 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_tx_skb_unmap [2021-11-13 18:36:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_tx_avail [2021-11-13 18:36:21,982 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_tx_avail [2021-11-13 18:36:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:36:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_start [2021-11-13 18:36:21,982 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_start [2021-11-13 18:36:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-13 18:36:21,983 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-13 18:36:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_write_sig_post_reset [2021-11-13 18:36:21,983 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_write_sig_post_reset [2021-11-13 18:36:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-11-13 18:36:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 18:36:21,983 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 18:36:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-13 18:36:21,984 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-13 18:36:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-13 18:36:21,984 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-13 18:36:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_power_up [2021-11-13 18:36:21,984 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_power_up [2021-11-13 18:36:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_vpd_readblock [2021-11-13 18:36:21,984 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_vpd_readblock [2021-11-13 18:36:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 18:36:21,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 18:36:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_write_sig_pre_reset [2021-11-13 18:36:21,985 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_write_sig_pre_reset [2021-11-13 18:36:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_init_hw [2021-11-13 18:36:21,985 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_init_hw [2021-11-13 18:36:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-11-13 18:36:21,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-11-13 18:36:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_92 [2021-11-13 18:36:21,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_92 [2021-11-13 18:36:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-13 18:36:21,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-13 18:36:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_adv_to_mii_adv_t [2021-11-13 18:36:21,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_adv_to_mii_adv_t [2021-11-13 18:36:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2021-11-13 18:36:21,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2021-11-13 18:36:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_setup_flow_control [2021-11-13 18:36:21,987 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_setup_flow_control [2021-11-13 18:36:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_set_bdinfo [2021-11-13 18:36:21,988 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_set_bdinfo [2021-11-13 18:36:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-13 18:36:21,988 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-13 18:36:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-13 18:36:21,989 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-13 18:36:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure __tg3_set_mac_addr [2021-11-13 18:36:21,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __tg3_set_mac_addr [2021-11-13 18:36:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_tag [2021-11-13 18:36:21,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_tag [2021-11-13 18:36:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure _tg3_flag_set [2021-11-13 18:36:21,989 INFO L138 BoogieDeclarations]: Found implementation of procedure _tg3_flag_set [2021-11-13 18:36:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:36:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_refclk_write [2021-11-13 18:36:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_refclk_write [2021-11-13 18:36:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_eee_pull_config [2021-11-13 18:36:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_eee_pull_config [2021-11-13 18:36:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_pause_cpu_and_set_pc [2021-11-13 18:36:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_pause_cpu_and_set_pc [2021-11-13 18:36:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_resume_cpu [2021-11-13 18:36:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_resume_cpu [2021-11-13 18:36:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 18:36:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 18:36:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_power_down_prepare [2021-11-13 18:36:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_power_down_prepare [2021-11-13 18:36:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_lock [2021-11-13 18:36:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_lock [2021-11-13 18:36:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2021-11-13 18:36:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2021-11-13 18:36:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_enable_ints [2021-11-13 18:36:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_enable_ints [2021-11-13 18:36:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_99 [2021-11-13 18:36:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_99 [2021-11-13 18:36:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-13 18:36:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-13 18:36:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_do_test_dma [2021-11-13 18:36:21,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_do_test_dma [2021-11-13 18:36:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_poll_fw [2021-11-13 18:36:21,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_poll_fw [2021-11-13 18:36:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_toggle_auxctl_smdsp [2021-11-13 18:36:21,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_toggle_auxctl_smdsp [2021-11-13 18:36:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_clear_word [2021-11-13 18:36:21,994 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_clear_word [2021-11-13 18:36:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-13 18:36:21,994 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-13 18:36:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2021-11-13 18:36:21,994 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2021-11-13 18:36:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-13 18:36:21,994 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-13 18:36:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_phys_addr [2021-11-13 18:36:21,995 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_phys_addr [2021-11-13 18:36:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-13 18:36:21,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-13 18:36:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_5700_link_polarity [2021-11-13 18:36:21,995 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_5700_link_polarity [2021-11-13 18:36:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2021-11-13 18:36:21,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2021-11-13 18:36:22,000 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_adv_to_mii_ctrl1000_t [2021-11-13 18:36:22,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_adv_to_mii_ctrl1000_t [2021-11-13 18:36:22,000 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_enable_register_access [2021-11-13 18:36:22,000 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_enable_register_access [2021-11-13 18:36:22,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-13 18:36:22,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-13 18:36:22,001 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-13 18:36:22,001 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-13 18:36:22,002 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-13 18:36:22,002 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-13 18:36:22,002 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2021-11-13 18:36:22,002 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2021-11-13 18:36:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_stop [2021-11-13 18:36:22,003 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_stop [2021-11-13 18:36:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_stop_block [2021-11-13 18:36:22,003 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_stop_block [2021-11-13 18:36:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_scratchpad_read [2021-11-13 18:36:22,003 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_scratchpad_read [2021-11-13 18:36:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-13 18:36:22,003 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-13 18:36:22,004 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-13 18:36:22,004 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-13 18:36:22,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-13 18:36:22,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-13 18:36:22,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_81 [2021-11-13 18:36:22,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_81 [2021-11-13 18:36:22,004 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-13 18:36:22,004 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-13 18:36:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_init_5401phy_dsp [2021-11-13 18:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_init_5401phy_dsp [2021-11-13 18:36:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_open [2021-11-13 18:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_open [2021-11-13 18:36:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_setup_eee [2021-11-13 18:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_setup_eee [2021-11-13 18:36:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:36:22,006 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-13 18:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-13 18:36:22,006 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-13 18:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-13 18:36:22,006 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_remove_one [2021-11-13 18:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_remove_one [2021-11-13 18:36:22,006 INFO L130 BoogieDeclarations]: Found specification of procedure mmd_eee_adv_to_ethtool_adv_t [2021-11-13 18:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mmd_eee_adv_to_ethtool_adv_t [2021-11-13 18:36:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-13 18:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-13 18:36:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_tg3 [2021-11-13 18:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_tg3 [2021-11-13 18:36:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_tso_bug [2021-11-13 18:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_tso_bug [2021-11-13 18:36:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-13 18:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-13 18:36:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-13 18:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-13 18:36:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_lrdt_size [2021-11-13 18:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_lrdt_size [2021-11-13 18:36:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_set_mtu [2021-11-13 18:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_set_mtu [2021-11-13 18:36:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-13 18:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-13 18:36:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_reset_hw [2021-11-13 18:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_reset_hw [2021-11-13 18:36:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 18:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 18:36:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_dump_legacy_regs [2021-11-13 18:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_dump_legacy_regs [2021-11-13 18:36:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-13 18:36:22,010 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-13 18:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_start_xmit [2021-11-13 18:36:22,010 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_start_xmit [2021-11-13 18:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-13 18:36:22,010 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-13 18:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 18:36:22,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 18:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_dump_state [2021-11-13 18:36:22,011 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_dump_state [2021-11-13 18:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_advert_flowctrl_1000X [2021-11-13 18:36:22,011 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_advert_flowctrl_1000X [2021-11-13 18:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-13 18:36:22,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-13 18:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2021-11-13 18:36:22,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2021-11-13 18:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-13 18:36:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-13 18:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-11-13 18:36:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-11-13 18:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-13 18:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-13 18:36:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-13 18:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_get_eeprom_size [2021-11-13 18:36:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_get_eeprom_size [2021-11-13 18:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-13 18:36:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-13 18:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 18:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_get_eeprom_len [2021-11-13 18:36:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_get_eeprom_len [2021-11-13 18:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_netif_start [2021-11-13 18:36:22,014 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_netif_start [2021-11-13 18:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_toggle_automdix [2021-11-13 18:36:22,014 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_toggle_automdix [2021-11-13 18:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure __tg3_set_coalesce [2021-11-13 18:36:22,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __tg3_set_coalesce [2021-11-13 18:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_io_resume [2021-11-13 18:36:22,014 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_io_resume [2021-11-13 18:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-13 18:36:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-13 18:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2021-11-13 18:36:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2021-11-13 18:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_close [2021-11-13 18:36:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_close [2021-11-13 18:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 18:36:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 18:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-13 18:36:22,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-13 18:36:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure mii_advertise_flowctrl [2021-11-13 18:36:22,016 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_advertise_flowctrl [2021-11-13 18:36:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-13 18:36:22,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-13 18:36:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_93 [2021-11-13 18:36:22,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_93 [2021-11-13 18:36:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_resume [2021-11-13 18:36:22,017 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_resume [2021-11-13 18:36:22,017 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_tx_set_bd [2021-11-13 18:36:22,017 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_tx_set_bd [2021-11-13 18:36:22,017 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_pwrsrc_switch_to_vmain [2021-11-13 18:36:22,017 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_pwrsrc_switch_to_vmain [2021-11-13 18:36:22,017 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_logical_addr [2021-11-13 18:36:22,017 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_logical_addr [2021-11-13 18:36:22,017 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2021-11-13 18:36:22,018 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2021-11-13 18:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-11-13 18:36:22,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-11-13 18:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure __tg3_set_rx_mode [2021-11-13 18:36:22,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __tg3_set_rx_mode [2021-11-13 18:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_write_sig_legacy [2021-11-13 18:36:22,018 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_write_sig_legacy [2021-11-13 18:36:22,019 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-13 18:36:22,024 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-13 18:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:36:22,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:36:22,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_generate_fw_event [2021-11-13 18:36:22,025 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_generate_fw_event [2021-11-13 18:36:22,025 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-13 18:36:22,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-13 18:36:22,025 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_timer_stop [2021-11-13 18:36:22,025 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_timer_stop [2021-11-13 18:36:22,025 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_stop [2021-11-13 18:36:22,025 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_stop [2021-11-13 18:36:22,026 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-13 18:36:22,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-13 18:36:22,026 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_get_nstats [2021-11-13 18:36:22,026 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_get_nstats [2021-11-13 18:36:22,026 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-13 18:36:22,026 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-13 18:36:22,026 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-13 18:36:22,026 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-13 18:36:22,027 INFO L130 BoogieDeclarations]: Found specification of procedure calc_crc [2021-11-13 18:36:22,027 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_crc [2021-11-13 18:36:22,027 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rss_write_indir_tbl [2021-11-13 18:36:22,027 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rss_write_indir_tbl [2021-11-13 18:36:22,027 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-13 18:36:22,027 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-13 18:36:22,027 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_netif_stop [2021-11-13 18:36:22,027 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_netif_stop [2021-11-13 18:36:22,028 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-13 18:36:22,028 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-13 18:36:22,028 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-13 18:36:22,028 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-13 18:36:22,028 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_tx_frag_set [2021-11-13 18:36:22,028 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_tx_frag_set [2021-11-13 18:36:22,028 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_set_loopback [2021-11-13 18:36:22,028 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_set_loopback [2021-11-13 18:36:22,029 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_irq_sync [2021-11-13 18:36:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_irq_sync [2021-11-13 18:36:22,029 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_stop_fw [2021-11-13 18:36:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_stop_fw [2021-11-13 18:36:22,029 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-13 18:36:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-13 18:36:22,029 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-13 18:36:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-13 18:36:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_set_word [2021-11-13 18:36:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_set_word [2021-11-13 18:36:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-13 18:36:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-13 18:36:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure mii_adv_to_ethtool_adv_t [2021-11-13 18:36:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_adv_to_ethtool_adv_t [2021-11-13 18:36:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 18:36:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 18:36:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 18:36:22,031 INFO L130 BoogieDeclarations]: Found specification of procedure mii_adv_to_ethtool_adv_x [2021-11-13 18:36:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_adv_to_ethtool_adv_x [2021-11-13 18:36:22,031 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_has_work [2021-11-13 18:36:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_has_work [2021-11-13 18:36:22,031 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_run_loopback [2021-11-13 18:36:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_run_loopback [2021-11-13 18:36:22,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 18:36:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 18:36:22,032 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-13 18:36:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-13 18:36:22,032 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_lso_rd_dma_workaround_bit [2021-11-13 18:36:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_lso_rd_dma_workaround_bit [2021-11-13 18:36:22,032 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-11-13 18:36:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-11-13 18:36:22,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-13 18:36:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-13 18:36:22,033 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-13 18:36:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-13 18:36:22,033 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rss_init_dflt_indir_tbl [2021-11-13 18:36:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rss_init_dflt_indir_tbl [2021-11-13 18:36:22,033 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_lpbk_set [2021-11-13 18:36:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_lpbk_set [2021-11-13 18:36:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_set_multi [2021-11-13 18:36:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_set_multi [2021-11-13 18:36:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_unlock [2021-11-13 18:36:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_unlock [2021-11-13 18:36:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_auxctl_read [2021-11-13 18:36:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_auxctl_read [2021-11-13 18:36:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-13 18:36:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-13 18:36:22,035 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2021-11-13 18:36:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2021-11-13 18:36:22,035 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-11-13 18:36:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-11-13 18:36:22,035 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2021-11-13 18:36:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2021-11-13 18:36:22,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-11-13 18:36:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-11-13 18:36:22,036 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-13 18:36:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-13 18:36:22,036 INFO L130 BoogieDeclarations]: Found specification of procedure tw32_mailbox_flush [2021-11-13 18:36:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tw32_mailbox_flush [2021-11-13 18:36:22,036 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-13 18:36:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-13 18:36:22,036 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-13 18:36:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-13 18:36:22,037 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-13 18:36:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-13 18:36:22,037 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_event_lock [2021-11-13 18:36:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_event_lock [2021-11-13 18:36:22,037 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ump_link_report [2021-11-13 18:36:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ump_link_report [2021-11-13 18:36:22,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-11-13 18:36:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-11-13 18:36:22,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:36:22,038 INFO L130 BoogieDeclarations]: Found specification of procedure __tg3_set_one_mac_addr [2021-11-13 18:36:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __tg3_set_one_mac_addr [2021-11-13 18:36:22,038 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-13 18:36:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-13 18:36:22,038 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-13 18:36:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-13 18:36:22,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-13 18:36:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-13 18:36:22,039 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-11-13 18:36:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-11-13 18:36:22,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-13 18:36:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-13 18:36:22,039 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_napi_disable [2021-11-13 18:36:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_napi_disable [2021-11-13 18:36:22,040 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-13 18:36:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-13 18:36:22,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-13 18:36:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-13 18:36:22,040 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rxcpu_pause [2021-11-13 18:36:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rxcpu_pause [2021-11-13 18:36:22,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 18:36:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 18:36:22,041 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_carrier_off [2021-11-13 18:36:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_carrier_off [2021-11-13 18:36:22,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2021-11-13 18:36:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2021-11-13 18:36:22,041 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-13 18:36:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-13 18:36:22,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-13 18:36:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-13 18:36:22,042 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_setup_phy [2021-11-13 18:36:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_setup_phy [2021-11-13 18:36:22,042 INFO L130 BoogieDeclarations]: Found specification of procedure _tw32_flush [2021-11-13 18:36:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure _tw32_flush [2021-11-13 18:36:22,042 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_rd32_loop [2021-11-13 18:36:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_rd32_loop [2021-11-13 18:36:22,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-11-13 18:36:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-11-13 18:36:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_switch_clocks [2021-11-13 18:36:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_switch_clocks [2021-11-13 18:36:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-13 18:36:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-13 18:36:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-13 18:36:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-13 18:36:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_ape_write32 [2021-11-13 18:36:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_ape_write32 [2021-11-13 18:36:22,044 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-13 18:36:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-13 18:36:22,044 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_copper_an_config_ok [2021-11-13 18:36:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_copper_an_config_ok [2021-11-13 18:36:22,044 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 18:36:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 18:36:22,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tg3 [2021-11-13 18:36:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tg3 [2021-11-13 18:36:22,045 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_get_regs_len [2021-11-13 18:36:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_get_regs_len [2021-11-13 18:36:22,045 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_read_be32 [2021-11-13 18:36:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_read_be32 [2021-11-13 18:36:22,045 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_reset_task_cancel [2021-11-13 18:36:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_reset_task_cancel [2021-11-13 18:36:22,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_98 [2021-11-13 18:36:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_98 [2021-11-13 18:36:22,046 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_cl45_read [2021-11-13 18:36:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_cl45_read [2021-11-13 18:36:22,046 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_test_and_report_link_chg [2021-11-13 18:36:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_test_and_report_link_chg [2021-11-13 18:36:22,046 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-13 18:36:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-13 18:36:22,047 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_disable_ints [2021-11-13 18:36:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_disable_ints [2021-11-13 18:36:22,047 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_enable_nvram_access [2021-11-13 18:36:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_enable_nvram_access [2021-11-13 18:36:22,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-13 18:36:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-13 18:36:22,047 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_wait_macro_done [2021-11-13 18:36:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_wait_macro_done [2021-11-13 18:36:22,048 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_phy_shdw_write [2021-11-13 18:36:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_phy_shdw_write [2021-11-13 18:36:22,048 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_write32 [2021-11-13 18:36:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_write32 [2021-11-13 18:36:22,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 18:36:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 18:36:22,048 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_full_unlock [2021-11-13 18:36:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_full_unlock [2021-11-13 18:36:22,049 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_nvram_unlock [2021-11-13 18:36:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_nvram_unlock [2021-11-13 18:36:22,049 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-13 18:36:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-13 18:36:22,049 INFO L130 BoogieDeclarations]: Found specification of procedure get_stat64 [2021-11-13 18:36:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stat64 [2021-11-13 18:36:22,049 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_full_lock [2021-11-13 18:36:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_full_lock [2021-11-13 18:36:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-13 18:36:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-13 18:36:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-13 18:36:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-13 18:36:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_suspend [2021-11-13 18:36:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_suspend [2021-11-13 18:36:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:36:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2021-11-13 18:36:22,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2021-11-13 18:36:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure tg3_halt_cpu [2021-11-13 18:36:22,051 INFO L138 BoogieDeclarations]: Found implementation of procedure tg3_halt_cpu [2021-11-13 18:36:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 18:36:22,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 18:36:30,907 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 18:40:15,856 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:40:15,857 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-13 18:40:15,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:40:15 BoogieIcfgContainer [2021-11-13 18:40:15,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:40:15,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:40:15,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:40:15,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:40:15,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:35:52" (1/3) ... [2021-11-13 18:40:15,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54bd15d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:40:15, skipping insertion in model container [2021-11-13 18:40:15,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:17" (2/3) ... [2021-11-13 18:40:15,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54bd15d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:40:15, skipping insertion in model container [2021-11-13 18:40:15,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:40:15" (3/3) ... [2021-11-13 18:40:15,889 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-tg3.cil.i [2021-11-13 18:40:15,896 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:40:15,897 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-13 18:40:16,035 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:40:16,043 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:40:16,045 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-13 18:40:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand has 12651 states, 8724 states have (on average 1.3794131132508023) internal successors, (12034), 9034 states have internal predecessors, (12034), 3574 states have call successors, (3574), 351 states have call predecessors, (3574), 350 states have return successors, (3566), 3491 states have call predecessors, (3566), 3566 states have call successors, (3566) [2021-11-13 18:40:16,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 18:40:16,569 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:16,570 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-13 18:40:16,572 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:16,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:16,581 INFO L85 PathProgramCache]: Analyzing trace with hash -725468384, now seen corresponding path program 1 times [2021-11-13 18:40:16,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:16,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443426735] [2021-11-13 18:40:16,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:16,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:18,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:18,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:18,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:18,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:18,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 18:40:19,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:19,058 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443426735] [2021-11-13 18:40:19,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443426735] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:19,060 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:19,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:19,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391204497] [2021-11-13 18:40:19,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:19,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:19,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:19,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:19,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:19,162 INFO L87 Difference]: Start difference. First operand has 12651 states, 8724 states have (on average 1.3794131132508023) internal successors, (12034), 9034 states have internal predecessors, (12034), 3574 states have call successors, (3574), 351 states have call predecessors, (3574), 350 states have return successors, (3566), 3491 states have call predecessors, (3566), 3566 states have call successors, (3566) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-13 18:40:21,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:21,735 INFO L93 Difference]: Finished difference Result 25287 states and 39949 transitions. [2021-11-13 18:40:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:21,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2021-11-13 18:40:21,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:21,963 INFO L225 Difference]: With dead ends: 25287 [2021-11-13 18:40:21,963 INFO L226 Difference]: Without dead ends: 12647 [2021-11-13 18:40:22,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:22,195 INFO L933 BasicCegarLoop]: 19119 mSDtfsCounter, 19057 mSDsluCounter, 38270 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 105.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19073 SdHoareTripleChecker+Valid, 57389 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 346.35ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 129.45ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:22,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19073 Valid, 57389 Invalid, 26 Unknown, 0 Unchecked, 346.35ms Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 129.45ms Time] [2021-11-13 18:40:22,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12647 states. [2021-11-13 18:40:24,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12647 to 12645. [2021-11-13 18:40:24,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12645 states, 8716 states have (on average 1.3744837081229921) internal successors, (11980), 9022 states have internal predecessors, (11980), 3569 states have call successors, (3569), 358 states have call predecessors, (3569), 357 states have return successors, (3566), 3491 states have call predecessors, (3566), 3566 states have call successors, (3566) [2021-11-13 18:40:24,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12645 states to 12645 states and 19115 transitions. [2021-11-13 18:40:24,540 INFO L78 Accepts]: Start accepts. Automaton has 12645 states and 19115 transitions. Word has length 48 [2021-11-13 18:40:24,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:24,541 INFO L470 AbstractCegarLoop]: Abstraction has 12645 states and 19115 transitions. [2021-11-13 18:40:24,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-13 18:40:24,543 INFO L276 IsEmpty]: Start isEmpty. Operand 12645 states and 19115 transitions. [2021-11-13 18:40:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 18:40:24,550 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:24,551 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-13 18:40:24,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:40:24,552 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:24,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:24,554 INFO L85 PathProgramCache]: Analyzing trace with hash 59457462, now seen corresponding path program 1 times [2021-11-13 18:40:24,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:24,555 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104639938] [2021-11-13 18:40:24,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:24,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:25,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:25,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:25,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:25,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:25,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:25,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:26,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:40:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:26,078 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 18:40:26,079 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:26,080 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104639938] [2021-11-13 18:40:26,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104639938] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:26,081 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:26,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:26,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056187023] [2021-11-13 18:40:26,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:26,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:26,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:26,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:26,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:26,085 INFO L87 Difference]: Start difference. First operand 12645 states and 19115 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-13 18:40:27,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:27,604 INFO L93 Difference]: Finished difference Result 12651 states and 19120 transitions. [2021-11-13 18:40:27,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:27,604 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2021-11-13 18:40:27,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:27,766 INFO L225 Difference]: With dead ends: 12651 [2021-11-13 18:40:27,766 INFO L226 Difference]: Without dead ends: 12649 [2021-11-13 18:40:27,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:27,784 INFO L933 BasicCegarLoop]: 19080 mSDtfsCounter, 19048 mSDsluCounter, 38137 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 97.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19062 SdHoareTripleChecker+Valid, 57217 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 196.45ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 112.58ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:27,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19062 Valid, 57217 Invalid, 24 Unknown, 0 Unchecked, 196.45ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 112.58ms Time] [2021-11-13 18:40:27,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12649 states. [2021-11-13 18:40:28,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12649 to 12649. [2021-11-13 18:40:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12649 states, 8719 states have (on average 1.3743548572083955) internal successors, (11983), 9025 states have internal predecessors, (11983), 3569 states have call successors, (3569), 359 states have call predecessors, (3569), 358 states have return successors, (3566), 3491 states have call predecessors, (3566), 3566 states have call successors, (3566) [2021-11-13 18:40:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12649 states to 12649 states and 19118 transitions. [2021-11-13 18:40:29,099 INFO L78 Accepts]: Start accepts. Automaton has 12649 states and 19118 transitions. Word has length 53 [2021-11-13 18:40:29,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:29,100 INFO L470 AbstractCegarLoop]: Abstraction has 12649 states and 19118 transitions. [2021-11-13 18:40:29,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-13 18:40:29,101 INFO L276 IsEmpty]: Start isEmpty. Operand 12649 states and 19118 transitions. [2021-11-13 18:40:29,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 18:40:29,113 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:29,114 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-13 18:40:29,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:40:29,114 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:29,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:29,115 INFO L85 PathProgramCache]: Analyzing trace with hash 2111357088, now seen corresponding path program 1 times [2021-11-13 18:40:29,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:29,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934427275] [2021-11-13 18:40:29,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:29,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:40:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-13 18:40:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:30,443 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 18:40:30,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:30,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934427275] [2021-11-13 18:40:30,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934427275] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:30,444 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:30,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:30,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896293210] [2021-11-13 18:40:30,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:30,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:30,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:30,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:30,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:30,446 INFO L87 Difference]: Start difference. First operand 12649 states and 19118 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-13 18:40:31,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:31,594 INFO L93 Difference]: Finished difference Result 12655 states and 19123 transitions. [2021-11-13 18:40:31,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:31,595 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2021-11-13 18:40:31,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:31,669 INFO L225 Difference]: With dead ends: 12655 [2021-11-13 18:40:31,670 INFO L226 Difference]: Without dead ends: 12653 [2021-11-13 18:40:31,678 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:31,685 INFO L933 BasicCegarLoop]: 19080 mSDtfsCounter, 19048 mSDsluCounter, 38137 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 92.14ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19061 SdHoareTripleChecker+Valid, 57217 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 155.79ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 99.78ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:31,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19061 Valid, 57217 Invalid, 24 Unknown, 0 Unchecked, 155.79ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 99.78ms Time] [2021-11-13 18:40:31,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12653 states. [2021-11-13 18:40:32,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12653 to 12653. [2021-11-13 18:40:32,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12653 states, 8722 states have (on average 1.374226094932355) internal successors, (11986), 9028 states have internal predecessors, (11986), 3569 states have call successors, (3569), 360 states have call predecessors, (3569), 359 states have return successors, (3566), 3491 states have call predecessors, (3566), 3566 states have call successors, (3566) [2021-11-13 18:40:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12653 states to 12653 states and 19121 transitions. [2021-11-13 18:40:32,844 INFO L78 Accepts]: Start accepts. Automaton has 12653 states and 19121 transitions. Word has length 58 [2021-11-13 18:40:32,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:32,846 INFO L470 AbstractCegarLoop]: Abstraction has 12653 states and 19121 transitions. [2021-11-13 18:40:32,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-13 18:40:32,846 INFO L276 IsEmpty]: Start isEmpty. Operand 12653 states and 19121 transitions. [2021-11-13 18:40:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 18:40:32,850 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:32,850 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 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] [2021-11-13 18:40:32,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:40:32,851 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:32,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:32,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1734760886, now seen corresponding path program 1 times [2021-11-13 18:40:32,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:32,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196674015] [2021-11-13 18:40:32,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:32,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:33,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:33,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:33,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:33,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:33,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:34,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:40:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:34,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-13 18:40:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:34,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-13 18:40:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:34,085 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 18:40:34,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:34,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196674015] [2021-11-13 18:40:34,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196674015] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:34,086 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:34,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:34,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143290173] [2021-11-13 18:40:34,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:34,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:34,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:34,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:34,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:34,089 INFO L87 Difference]: Start difference. First operand 12653 states and 19121 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-13 18:40:35,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:35,219 INFO L93 Difference]: Finished difference Result 12659 states and 19126 transitions. [2021-11-13 18:40:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:35,220 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2021-11-13 18:40:35,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:35,312 INFO L225 Difference]: With dead ends: 12659 [2021-11-13 18:40:35,312 INFO L226 Difference]: Without dead ends: 12657 [2021-11-13 18:40:35,327 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:35,330 INFO L933 BasicCegarLoop]: 19080 mSDtfsCounter, 19048 mSDsluCounter, 38137 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 94.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19060 SdHoareTripleChecker+Valid, 57217 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 133.68ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 104.35ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:35,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19060 Valid, 57217 Invalid, 24 Unknown, 0 Unchecked, 133.68ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 104.35ms Time] [2021-11-13 18:40:35,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12657 states. [2021-11-13 18:40:36,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12657 to 12657. [2021-11-13 18:40:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12657 states, 8725 states have (on average 1.3740974212034385) internal successors, (11989), 9031 states have internal predecessors, (11989), 3569 states have call successors, (3569), 361 states have call predecessors, (3569), 360 states have return successors, (3566), 3491 states have call predecessors, (3566), 3566 states have call successors, (3566) [2021-11-13 18:40:36,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12657 states to 12657 states and 19124 transitions. [2021-11-13 18:40:36,576 INFO L78 Accepts]: Start accepts. Automaton has 12657 states and 19124 transitions. Word has length 63 [2021-11-13 18:40:36,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:36,577 INFO L470 AbstractCegarLoop]: Abstraction has 12657 states and 19124 transitions. [2021-11-13 18:40:36,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-13 18:40:36,577 INFO L276 IsEmpty]: Start isEmpty. Operand 12657 states and 19124 transitions. [2021-11-13 18:40:36,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 18:40:36,580 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:36,580 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 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] [2021-11-13 18:40:36,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:40:36,581 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:36,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:36,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1458039264, now seen corresponding path program 1 times [2021-11-13 18:40:36,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:36,582 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194417975] [2021-11-13 18:40:36,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:36,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:40:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-13 18:40:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-13 18:40:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-13 18:40:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-13 18:40:37,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:37,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194417975] [2021-11-13 18:40:37,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194417975] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:37,824 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:37,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:37,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624319094] [2021-11-13 18:40:37,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:37,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:37,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:37,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:37,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:37,828 INFO L87 Difference]: Start difference. First operand 12657 states and 19124 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-13 18:40:39,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:39,027 INFO L93 Difference]: Finished difference Result 12807 states and 19329 transitions. [2021-11-13 18:40:39,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:39,028 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 68 [2021-11-13 18:40:39,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:39,125 INFO L225 Difference]: With dead ends: 12807 [2021-11-13 18:40:39,125 INFO L226 Difference]: Without dead ends: 12805 [2021-11-13 18:40:39,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:39,144 INFO L933 BasicCegarLoop]: 19136 mSDtfsCounter, 18972 mSDsluCounter, 38521 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 18983 SdHoareTripleChecker+Valid, 57657 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 158.20ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 101.56ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:39,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18983 Valid, 57657 Invalid, 26 Unknown, 0 Unchecked, 158.20ms Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 101.56ms Time] [2021-11-13 18:40:39,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12805 states. [2021-11-13 18:40:40,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12805 to 12799. [2021-11-13 18:40:40,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12799 states, 8811 states have (on average 1.372829417773238) internal successors, (12096), 9127 states have internal predecessors, (12096), 3610 states have call successors, (3610), 379 states have call predecessors, (3610), 375 states have return successors, (3617), 3523 states have call predecessors, (3617), 3607 states have call successors, (3617) [2021-11-13 18:40:40,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12799 states to 12799 states and 19323 transitions. [2021-11-13 18:40:40,899 INFO L78 Accepts]: Start accepts. Automaton has 12799 states and 19323 transitions. Word has length 68 [2021-11-13 18:40:40,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:40,900 INFO L470 AbstractCegarLoop]: Abstraction has 12799 states and 19323 transitions. [2021-11-13 18:40:40,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-13 18:40:40,900 INFO L276 IsEmpty]: Start isEmpty. Operand 12799 states and 19323 transitions. [2021-11-13 18:40:40,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 18:40:40,902 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:40,902 INFO L514 BasicCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:40:40,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:40:40,904 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:40,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:40,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1250116634, now seen corresponding path program 1 times [2021-11-13 18:40:40,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:40,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224829309] [2021-11-13 18:40:40,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:40,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:41,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:41,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:41,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:41,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:41,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-13 18:40:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-13 18:40:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:40:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-13 18:40:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-13 18:40:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-13 18:40:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:42,168 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-13 18:40:42,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:42,169 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224829309] [2021-11-13 18:40:42,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224829309] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:42,169 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:42,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:42,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974378319] [2021-11-13 18:40:42,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:42,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:42,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:42,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:42,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:42,171 INFO L87 Difference]: Start difference. First operand 12799 states and 19323 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-13 18:40:43,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:43,553 INFO L93 Difference]: Finished difference Result 12805 states and 19328 transitions. [2021-11-13 18:40:43,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:43,554 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 86 [2021-11-13 18:40:43,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:43,651 INFO L225 Difference]: With dead ends: 12805 [2021-11-13 18:40:43,651 INFO L226 Difference]: Without dead ends: 12803 [2021-11-13 18:40:43,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:43,668 INFO L933 BasicCegarLoop]: 19080 mSDtfsCounter, 19038 mSDsluCounter, 38137 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19048 SdHoareTripleChecker+Valid, 57217 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 159.81ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 99.07ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:43,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19048 Valid, 57217 Invalid, 24 Unknown, 0 Unchecked, 159.81ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 99.07ms Time] [2021-11-13 18:40:43,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12803 states. [2021-11-13 18:40:45,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12803 to 12803. [2021-11-13 18:40:45,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12803 states, 8814 states have (on average 1.3727025187202178) internal successors, (12099), 9130 states have internal predecessors, (12099), 3610 states have call successors, (3610), 380 states have call predecessors, (3610), 376 states have return successors, (3617), 3523 states have call predecessors, (3617), 3607 states have call successors, (3617) [2021-11-13 18:40:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12803 states to 12803 states and 19326 transitions. [2021-11-13 18:40:45,293 INFO L78 Accepts]: Start accepts. Automaton has 12803 states and 19326 transitions. Word has length 86 [2021-11-13 18:40:45,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:45,295 INFO L470 AbstractCegarLoop]: Abstraction has 12803 states and 19326 transitions. [2021-11-13 18:40:45,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-13 18:40:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 12803 states and 19326 transitions. [2021-11-13 18:40:45,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 18:40:45,297 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:45,297 INFO L514 BasicCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:40:45,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:40:45,298 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:45,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:45,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1348221372, now seen corresponding path program 1 times [2021-11-13 18:40:45,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:45,299 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432164684] [2021-11-13 18:40:45,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:45,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-13 18:40:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-13 18:40:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:40:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-13 18:40:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-13 18:40:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-13 18:40:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-13 18:40:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:46,593 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-13 18:40:46,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:46,593 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432164684] [2021-11-13 18:40:46,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432164684] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:46,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:46,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:46,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735408077] [2021-11-13 18:40:46,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:46,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:46,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:46,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:46,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:46,597 INFO L87 Difference]: Start difference. First operand 12803 states and 19326 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-13 18:40:47,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:47,751 INFO L93 Difference]: Finished difference Result 12809 states and 19331 transitions. [2021-11-13 18:40:47,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:47,752 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 91 [2021-11-13 18:40:47,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:47,832 INFO L225 Difference]: With dead ends: 12809 [2021-11-13 18:40:47,832 INFO L226 Difference]: Without dead ends: 12807 [2021-11-13 18:40:47,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:47,844 INFO L933 BasicCegarLoop]: 19080 mSDtfsCounter, 19038 mSDsluCounter, 38137 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 87.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19047 SdHoareTripleChecker+Valid, 57217 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 119.53ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 94.10ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:47,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19047 Valid, 57217 Invalid, 24 Unknown, 0 Unchecked, 119.53ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 94.10ms Time] [2021-11-13 18:40:47,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12807 states. [2021-11-13 18:40:49,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12807 to 12807. [2021-11-13 18:40:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12807 states, 8817 states have (on average 1.3725757060224566) internal successors, (12102), 9133 states have internal predecessors, (12102), 3610 states have call successors, (3610), 381 states have call predecessors, (3610), 377 states have return successors, (3617), 3523 states have call predecessors, (3617), 3607 states have call successors, (3617) [2021-11-13 18:40:49,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12807 states to 12807 states and 19329 transitions. [2021-11-13 18:40:49,387 INFO L78 Accepts]: Start accepts. Automaton has 12807 states and 19329 transitions. Word has length 91 [2021-11-13 18:40:49,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:49,389 INFO L470 AbstractCegarLoop]: Abstraction has 12807 states and 19329 transitions. [2021-11-13 18:40:49,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-13 18:40:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 12807 states and 19329 transitions. [2021-11-13 18:40:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 18:40:49,399 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:49,402 INFO L514 BasicCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 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] [2021-11-13 18:40:49,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:40:49,402 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:49,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:49,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1444143690, now seen corresponding path program 1 times [2021-11-13 18:40:49,403 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:49,403 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492722519] [2021-11-13 18:40:49,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:49,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:40:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-13 18:40:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-13 18:40:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-13 18:40:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-13 18:40:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:40:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-13 18:40:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:50,661 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-13 18:40:50,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:50,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492722519] [2021-11-13 18:40:50,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492722519] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:50,662 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:50,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:50,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831587543] [2021-11-13 18:40:50,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:50,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:50,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:50,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:50,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:50,665 INFO L87 Difference]: Start difference. First operand 12807 states and 19329 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-13 18:40:51,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:51,658 INFO L93 Difference]: Finished difference Result 12813 states and 19334 transitions. [2021-11-13 18:40:51,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:51,659 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2021-11-13 18:40:51,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:51,742 INFO L225 Difference]: With dead ends: 12813 [2021-11-13 18:40:51,743 INFO L226 Difference]: Without dead ends: 12811 [2021-11-13 18:40:51,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:51,756 INFO L933 BasicCegarLoop]: 19080 mSDtfsCounter, 19048 mSDsluCounter, 38137 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19056 SdHoareTripleChecker+Valid, 57217 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 91.20ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 97.86ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:51,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19056 Valid, 57217 Invalid, 24 Unknown, 0 Unchecked, 91.20ms Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 97.86ms Time] [2021-11-13 18:40:51,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12811 states. [2021-11-13 18:40:53,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12811 to 12811. [2021-11-13 18:40:53,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12811 states, 8820 states have (on average 1.3724489795918366) internal successors, (12105), 9136 states have internal predecessors, (12105), 3610 states have call successors, (3610), 382 states have call predecessors, (3610), 378 states have return successors, (3617), 3523 states have call predecessors, (3617), 3607 states have call successors, (3617) [2021-11-13 18:40:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12811 states to 12811 states and 19332 transitions. [2021-11-13 18:40:53,169 INFO L78 Accepts]: Start accepts. Automaton has 12811 states and 19332 transitions. Word has length 83 [2021-11-13 18:40:53,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:53,170 INFO L470 AbstractCegarLoop]: Abstraction has 12811 states and 19332 transitions. [2021-11-13 18:40:53,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-13 18:40:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 12811 states and 19332 transitions. [2021-11-13 18:40:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 18:40:53,174 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:53,174 INFO L514 BasicCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 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] [2021-11-13 18:40:53,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:40:53,175 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:53,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:53,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1476316896, now seen corresponding path program 1 times [2021-11-13 18:40:53,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:53,178 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716292856] [2021-11-13 18:40:53,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:53,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:40:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:40:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-13 18:40:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:40:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:40:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:40:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:40:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:40:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-13 18:40:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-13 18:40:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-13 18:40:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-13 18:40:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:40:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-13 18:40:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-13 18:40:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:40:54,337 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-13 18:40:54,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:40:54,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716292856] [2021-11-13 18:40:54,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716292856] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:40:54,338 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:40:54,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:40:54,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10571389] [2021-11-13 18:40:54,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:40:54,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:40:54,340 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:40:54,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:40:54,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:40:54,341 INFO L87 Difference]: Start difference. First operand 12811 states and 19332 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-13 18:40:55,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:40:55,350 INFO L93 Difference]: Finished difference Result 16465 states and 24695 transitions. [2021-11-13 18:40:55,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:40:55,351 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 88 [2021-11-13 18:40:55,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:40:55,622 INFO L225 Difference]: With dead ends: 16465 [2021-11-13 18:40:55,622 INFO L226 Difference]: Without dead ends: 16463 [2021-11-13 18:40:55,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:40:55,635 INFO L933 BasicCegarLoop]: 23758 mSDtfsCounter, 14900 mSDsluCounter, 56804 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 85.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14907 SdHoareTripleChecker+Valid, 80562 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 87.86ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 92.29ms IncrementalHoareTripleChecker+Time [2021-11-13 18:40:55,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14907 Valid, 80562 Invalid, 26 Unknown, 0 Unchecked, 87.86ms Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 92.29ms Time] [2021-11-13 18:40:55,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16463 states. [2021-11-13 18:40:57,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16463 to 16459. [2021-11-13 18:40:57,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16459 states, 11230 states have (on average 1.3647373107747105) internal successors, (15326), 11617 states have internal predecessors, (15326), 4674 states have call successors, (4674), 559 states have call predecessors, (4674), 552 states have return successors, (4691), 4567 states have call predecessors, (4691), 4671 states have call successors, (4691) [2021-11-13 18:40:57,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16459 states to 16459 states and 24691 transitions. [2021-11-13 18:40:57,336 INFO L78 Accepts]: Start accepts. Automaton has 16459 states and 24691 transitions. Word has length 88 [2021-11-13 18:40:57,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:40:57,337 INFO L470 AbstractCegarLoop]: Abstraction has 16459 states and 24691 transitions. [2021-11-13 18:40:57,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-13 18:40:57,338 INFO L276 IsEmpty]: Start isEmpty. Operand 16459 states and 24691 transitions. [2021-11-13 18:40:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 18:40:57,340 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:40:57,340 INFO L514 BasicCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:40:57,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:40:57,341 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:40:57,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:40:57,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1984475622, now seen corresponding path program 1 times [2021-11-13 18:40:57,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:40:57,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66796623] [2021-11-13 18:40:57,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:40:57,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms