./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-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF --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 89255a4865f06211548771daf14476dc05433053eae3c7982f432ec62dc0707f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:55:16,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:55:16,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:55:16,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:55:16,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:55:16,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:55:16,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:55:16,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:55:16,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:55:16,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:55:16,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:55:16,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:55:16,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:55:16,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:55:16,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:55:16,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:55:16,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:55:16,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:55:16,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:55:16,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:55:16,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:55:16,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:55:16,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:55:16,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:55:16,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:55:16,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:55:16,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:55:16,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:55:16,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:55:16,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:55:16,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:55:16,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:55:16,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:55:16,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:55:16,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:55:16,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:55:16,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:55:16,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:55:16,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:55:16,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:55:16,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:55:16,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 05:55:16,487 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:55:16,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:55:16,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:55:16,488 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:55:16,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:55:16,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:55:16,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:55:16,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:55:16,490 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:55:16,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:55:16,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:55:16,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:55:16,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 05:55:16,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:55:16,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 05:55:16,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:55:16,491 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:55:16,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 05:55:16,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:55:16,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:55:16,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:55:16,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:55:16,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:55:16,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:55:16,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 05:55:16,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:55:16,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 05:55:16,494 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 05:55:16,494 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 05:55:16,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 05:55:16,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:55:16,494 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_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89255a4865f06211548771daf14476dc05433053eae3c7982f432ec62dc0707f [2021-11-20 05:55:16,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:55:16,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:55:16,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:55:16,794 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:55:16,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:55:16,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-20 05:55:16,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/data/0db941966/5d899b43c7af449fa4d92e6814c89e3a/FLAGce5c180e9 [2021-11-20 05:55:18,099 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:55:18,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-20 05:55:18,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/data/0db941966/5d899b43c7af449fa4d92e6814c89e3a/FLAGce5c180e9 [2021-11-20 05:55:18,683 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/data/0db941966/5d899b43c7af449fa4d92e6814c89e3a [2021-11-20 05:55:18,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:55:18,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:55:18,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:55:18,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:55:18,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:55:18,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:18" (1/1) ... [2021-11-20 05:55:18,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577d4d04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:18, skipping insertion in model container [2021-11-20 05:55:18,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:18" (1/1) ... [2021-11-20 05:55:18,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:55:18,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:55:29,027 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857182,857195] [2021-11-20 05:55:29,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857351,857364] [2021-11-20 05:55:29,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857518,857531] [2021-11-20 05:55:29,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857686,857699] [2021-11-20 05:55:29,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:55:29,120 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:55:30,349 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857182,857195] [2021-11-20 05:55:30,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857351,857364] [2021-11-20 05:55:30,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857518,857531] [2021-11-20 05:55:30,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857686,857699] [2021-11-20 05:55:30,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:55:30,878 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:55:30,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30 WrapperNode [2021-11-20 05:55:30,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:55:30,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:55:30,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:55:30,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:55:30,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:31,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:31,955 INFO L137 Inliner]: procedures = 818, calls = 7867, calls flagged for inlining = 342, calls inlined = 326, statements flattened = 18369 [2021-11-20 05:55:31,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:55:31,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:55:31,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:55:31,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:55:31,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:31,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:32,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:32,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:32,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:32,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:32,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:33,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:55:33,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:55:33,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:55:33,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:55:33,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (1/1) ... [2021-11-20 05:55:33,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:55:33,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:33,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:33,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 05:55:33,158 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2021-11-20 05:55:33,159 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2021-11-20 05:55:33,159 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2021-11-20 05:55:33,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2021-11-20 05:55:33,159 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-20 05:55:33,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-20 05:55:33,159 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-20 05:55:33,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-20 05:55:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2021-11-20 05:55:33,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2021-11-20 05:55:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-20 05:55:33,160 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-20 05:55:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2021-11-20 05:55:33,160 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2021-11-20 05:55:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_link_down_ind [2021-11-20 05:55:33,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_link_down_ind [2021-11-20 05:55:33,161 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2021-11-20 05:55:33,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2021-11-20 05:55:33,161 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2021-11-20 05:55:33,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2021-11-20 05:55:33,161 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2021-11-20 05:55:33,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2021-11-20 05:55:33,161 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2021-11-20 05:55:33,162 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2021-11-20 05:55:33,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-20 05:55:33,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-20 05:55:33,162 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2021-11-20 05:55:33,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2021-11-20 05:55:33,162 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 05:55:33,162 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 05:55:33,162 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-20 05:55:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-20 05:55:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-20 05:55:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-20 05:55:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2021-11-20 05:55:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2021-11-20 05:55:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2021-11-20 05:55:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2021-11-20 05:55:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2021-11-20 05:55:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2021-11-20 05:55:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2021-11-20 05:55:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2021-11-20 05:55:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2021-11-20 05:55:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2021-11-20 05:55:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2021-11-20 05:55:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2021-11-20 05:55:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_22 [2021-11-20 05:55:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_22 [2021-11-20 05:55:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2021-11-20 05:55:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2021-11-20 05:55:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2021-11-20 05:55:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2021-11-20 05:55:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-20 05:55:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-20 05:55:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2021-11-20 05:55:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2021-11-20 05:55:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-20 05:55:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-20 05:55:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-20 05:55:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-20 05:55:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2021-11-20 05:55:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2021-11-20 05:55:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-20 05:55:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-20 05:55:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_61 [2021-11-20 05:55:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_61 [2021-11-20 05:55:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2021-11-20 05:55:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2021-11-20 05:55:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-20 05:55:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-20 05:55:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2021-11-20 05:55:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2021-11-20 05:55:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_33 [2021-11-20 05:55:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_33 [2021-11-20 05:55:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 05:55:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 05:55:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-11-20 05:55:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-11-20 05:55:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 05:55:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 05:55:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2021-11-20 05:55:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2021-11-20 05:55:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2021-11-20 05:55:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2021-11-20 05:55:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2021-11-20 05:55:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2021-11-20 05:55:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-20 05:55:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-20 05:55:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2021-11-20 05:55:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2021-11-20 05:55:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 05:55:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-20 05:55:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-20 05:55:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-20 05:55:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-20 05:55:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2021-11-20 05:55:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2021-11-20 05:55:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-20 05:55:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-20 05:55:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-20 05:55:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-20 05:55:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2021-11-20 05:55:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2021-11-20 05:55:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2021-11-20 05:55:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2021-11-20 05:55:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2021-11-20 05:55:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2021-11-20 05:55:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-20 05:55:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-20 05:55:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-20 05:55:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-20 05:55:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2021-11-20 05:55:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2021-11-20 05:55:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_89 [2021-11-20 05:55:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_89 [2021-11-20 05:55:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-20 05:55:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-20 05:55:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_17_2 [2021-11-20 05:55:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_17_2 [2021-11-20 05:55:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2021-11-20 05:55:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2021-11-20 05:55:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-20 05:55:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-20 05:55:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2021-11-20 05:55:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2021-11-20 05:55:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 05:55:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-20 05:55:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-20 05:55:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-20 05:55:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-20 05:55:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 05:55:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 05:55:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 05:55:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2021-11-20 05:55:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2021-11-20 05:55:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-20 05:55:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-20 05:55:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 05:55:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 05:55:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-20 05:55:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-20 05:55:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-20 05:55:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-20 05:55:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-20 05:55:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-20 05:55:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 05:55:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 05:55:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-20 05:55:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-20 05:55:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2021-11-20 05:55:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2021-11-20 05:55:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2021-11-20 05:55:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2021-11-20 05:55:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2021-11-20 05:55:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2021-11-20 05:55:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2021-11-20 05:55:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2021-11-20 05:55:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2021-11-20 05:55:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2021-11-20 05:55:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-20 05:55:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-20 05:55:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2021-11-20 05:55:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2021-11-20 05:55:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2021-11-20 05:55:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2021-11-20 05:55:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-20 05:55:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-20 05:55:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2021-11-20 05:55:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2021-11-20 05:55:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2021-11-20 05:55:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2021-11-20 05:55:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2021-11-20 05:55:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2021-11-20 05:55:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-20 05:55:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-20 05:55:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2021-11-20 05:55:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2021-11-20 05:55:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_link_up_ind [2021-11-20 05:55:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_link_up_ind [2021-11-20 05:55:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-20 05:55:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-20 05:55:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2021-11-20 05:55:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2021-11-20 05:55:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2021-11-20 05:55:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2021-11-20 05:55:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:55:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:55:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2021-11-20 05:55:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2021-11-20 05:55:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2021-11-20 05:55:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2021-11-20 05:55:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-20 05:55:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-20 05:55:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2021-11-20 05:55:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2021-11-20 05:55:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 05:55:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 05:55:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 05:55:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2021-11-20 05:55:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2021-11-20 05:55:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-20 05:55:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-20 05:55:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-20 05:55:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-20 05:55:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2021-11-20 05:55:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2021-11-20 05:55:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-20 05:55:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2021-11-20 05:55:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2021-11-20 05:55:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2021-11-20 05:55:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2021-11-20 05:55:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-20 05:55:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-20 05:55:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_isr_napi [2021-11-20 05:55:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_isr_napi [2021-11-20 05:55:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2021-11-20 05:55:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2021-11-20 05:55:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2021-11-20 05:55:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2021-11-20 05:55:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-20 05:55:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-20 05:55:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-20 05:55:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-20 05:55:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-20 05:55:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-20 05:55:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 05:55:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 05:55:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2021-11-20 05:55:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2021-11-20 05:55:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-20 05:55:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-20 05:55:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 05:55:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2021-11-20 05:55:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2021-11-20 05:55:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 05:55:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 05:55:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2021-11-20 05:55:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2021-11-20 05:55:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-20 05:55:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-20 05:55:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 05:55:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2021-11-20 05:55:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2021-11-20 05:55:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2021-11-20 05:55:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2021-11-20 05:55:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2021-11-20 05:55:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2021-11-20 05:55:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2021-11-20 05:55:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2021-11-20 05:55:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 05:55:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 05:55:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-20 05:55:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-20 05:55:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-20 05:55:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-20 05:55:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-20 05:55:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-20 05:55:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2021-11-20 05:55:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2021-11-20 05:55:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2021-11-20 05:55:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2021-11-20 05:55:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_12_2 [2021-11-20 05:55:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_12_2 [2021-11-20 05:55:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2021-11-20 05:55:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2021-11-20 05:55:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 05:55:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 05:55:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2021-11-20 05:55:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2021-11-20 05:55:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2021-11-20 05:55:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2021-11-20 05:55:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2021-11-20 05:55:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2021-11-20 05:55:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2021-11-20 05:55:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2021-11-20 05:55:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-20 05:55:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-20 05:55:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2021-11-20 05:55:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2021-11-20 05:55:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-20 05:55:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-20 05:55:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2021-11-20 05:55:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2021-11-20 05:55:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-20 05:55:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-20 05:55:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2021-11-20 05:55:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2021-11-20 05:55:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2021-11-20 05:55:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2021-11-20 05:55:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2021-11-20 05:55:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2021-11-20 05:55:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-20 05:55:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-20 05:55:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2021-11-20 05:55:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2021-11-20 05:55:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 05:55:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 05:55:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_features [2021-11-20 05:55:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_features [2021-11-20 05:55:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 05:55:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 05:55:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 05:55:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2021-11-20 05:55:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2021-11-20 05:55:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2021-11-20 05:55:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2021-11-20 05:55:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-11-20 05:55:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-11-20 05:55:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2021-11-20 05:55:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2021-11-20 05:55:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2021-11-20 05:55:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2021-11-20 05:55:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2021-11-20 05:55:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2021-11-20 05:55:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2021-11-20 05:55:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2021-11-20 05:55:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-20 05:55:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-20 05:55:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2021-11-20 05:55:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2021-11-20 05:55:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2021-11-20 05:55:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2021-11-20 05:55:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2021-11-20 05:55:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2021-11-20 05:55:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 05:55:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 05:55:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2021-11-20 05:55:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2021-11-20 05:55:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_91 [2021-11-20 05:55:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_91 [2021-11-20 05:55:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2021-11-20 05:55:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2021-11-20 05:55:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2021-11-20 05:55:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2021-11-20 05:55:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2021-11-20 05:55:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2021-11-20 05:55:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2021-11-20 05:55:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2021-11-20 05:55:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2021-11-20 05:55:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2021-11-20 05:55:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2021-11-20 05:55:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2021-11-20 05:55:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2021-11-20 05:55:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2021-11-20 05:55:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2021-11-20 05:55:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2021-11-20 05:55:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-20 05:55:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-20 05:55:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2021-11-20 05:55:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2021-11-20 05:55:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2021-11-20 05:55:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2021-11-20 05:55:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 05:55:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 05:55:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2021-11-20 05:55:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2021-11-20 05:55:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-20 05:55:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-20 05:55:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 05:55:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 05:55:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_7_2 [2021-11-20 05:55:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_7_2 [2021-11-20 05:55:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-20 05:55:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-20 05:55:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-20 05:55:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-20 05:55:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2021-11-20 05:55:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2021-11-20 05:55:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-20 05:55:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-20 05:55:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-20 05:55:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-20 05:55:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-20 05:55:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-20 05:55:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2021-11-20 05:55:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2021-11-20 05:55:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2021-11-20 05:55:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2021-11-20 05:55:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_7 [2021-11-20 05:55:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_7 [2021-11-20 05:55:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 05:55:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 05:55:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_poll_vp_lockup [2021-11-20 05:55:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_poll_vp_lockup [2021-11-20 05:55:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2021-11-20 05:55:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2021-11-20 05:55:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2021-11-20 05:55:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2021-11-20 05:55:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_83 [2021-11-20 05:55:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_83 [2021-11-20 05:55:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_82 [2021-11-20 05:55:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_82 [2021-11-20 05:55:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_81 [2021-11-20 05:55:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_81 [2021-11-20 05:55:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_80 [2021-11-20 05:55:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_80 [2021-11-20 05:55:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2021-11-20 05:55:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2021-11-20 05:55:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-20 05:55:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-20 05:55:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-20 05:55:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-20 05:55:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-20 05:55:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-20 05:55:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 05:55:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 05:55:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 05:55:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2021-11-20 05:55:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2021-11-20 05:55:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-20 05:55:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-20 05:55:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-20 05:55:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-20 05:55:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2021-11-20 05:55:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2021-11-20 05:55:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-20 05:55:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-20 05:55:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 05:55:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-20 05:55:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-20 05:55:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2021-11-20 05:55:33,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2021-11-20 05:55:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2021-11-20 05:55:33,247 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2021-11-20 05:55:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2021-11-20 05:55:33,247 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2021-11-20 05:55:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-20 05:55:33,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-20 05:55:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 05:55:33,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 05:55:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 05:55:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_alarm_process [2021-11-20 05:55:33,248 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_alarm_process [2021-11-20 05:55:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 05:55:33,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 05:55:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 05:55:33,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 05:55:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-20 05:55:33,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-20 05:55:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_4 [2021-11-20 05:55:33,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_4 [2021-11-20 05:55:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2021-11-20 05:55:33,249 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2021-11-20 05:55:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2021-11-20 05:55:33,249 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2021-11-20 05:55:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-20 05:55:33,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-20 05:55:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2021-11-20 05:55:33,250 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2021-11-20 05:55:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_85 [2021-11-20 05:55:33,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_85 [2021-11-20 05:55:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_84 [2021-11-20 05:55:33,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_84 [2021-11-20 05:55:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2021-11-20 05:55:33,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2021-11-20 05:55:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2021-11-20 05:55:33,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2021-11-20 05:55:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_3 [2021-11-20 05:55:33,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_3 [2021-11-20 05:55:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-20 05:55:33,251 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-20 05:55:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2021-11-20 05:55:33,251 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2021-11-20 05:55:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2021-11-20 05:55:33,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2021-11-20 05:55:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2021-11-20 05:55:33,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2021-11-20 05:55:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2021-11-20 05:55:33,252 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2021-11-20 05:55:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2021-11-20 05:55:33,252 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2021-11-20 05:55:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_77 [2021-11-20 05:55:33,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_77 [2021-11-20 05:55:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2021-11-20 05:55:33,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2021-11-20 05:55:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2021-11-20 05:55:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2021-11-20 05:55:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-20 05:55:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-20 05:55:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_poll_vp_reset [2021-11-20 05:55:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_poll_vp_reset [2021-11-20 05:55:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 05:55:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 05:55:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2021-11-20 05:55:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2021-11-20 05:55:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_change_mtu [2021-11-20 05:55:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_change_mtu [2021-11-20 05:55:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2021-11-20 05:55:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2021-11-20 05:55:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2021-11-20 05:55:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2021-11-20 05:55:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2021-11-20 05:55:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2021-11-20 05:55:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2021-11-20 05:55:33,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2021-11-20 05:55:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-20 05:55:33,255 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-20 05:55:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_alarm_msix_handle [2021-11-20 05:55:33,255 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_alarm_msix_handle [2021-11-20 05:55:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 05:55:33,255 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 05:55:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-11-20 05:55:33,256 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-11-20 05:55:33,256 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-20 05:55:33,256 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-20 05:55:33,256 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2021-11-20 05:55:33,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2021-11-20 05:55:33,256 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-20 05:55:33,256 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-20 05:55:33,256 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2021-11-20 05:55:33,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2021-11-20 05:55:33,256 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2021-11-20 05:55:33,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2021-11-20 05:55:33,257 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-11-20 05:55:33,257 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-11-20 05:55:33,257 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2021-11-20 05:55:33,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2021-11-20 05:55:33,257 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_isr [2021-11-20 05:55:33,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_isr [2021-11-20 05:55:33,257 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2021-11-20 05:55:33,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2021-11-20 05:55:33,257 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2021-11-20 05:55:33,258 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2021-11-20 05:55:33,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 05:55:33,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 05:55:33,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 05:55:33,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-20 05:55:33,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-20 05:55:33,258 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2021-11-20 05:55:33,258 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2021-11-20 05:55:33,258 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-20 05:55:33,258 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-20 05:55:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-20 05:55:33,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-20 05:55:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-11-20 05:55:33,259 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-11-20 05:55:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-20 05:55:33,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-20 05:55:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-20 05:55:33,259 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-20 05:55:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-11-20 05:55:33,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-11-20 05:55:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2021-11-20 05:55:33,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2021-11-20 05:55:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-20 05:55:33,260 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-20 05:55:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-20 05:55:33,260 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-20 05:55:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2021-11-20 05:55:33,260 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2021-11-20 05:55:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2021-11-20 05:55:33,260 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2021-11-20 05:55:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2021-11-20 05:55:33,261 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2021-11-20 05:55:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-20 05:55:33,261 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-20 05:55:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-20 05:55:33,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-20 05:55:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-20 05:55:33,261 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-20 05:55:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-20 05:55:33,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-20 05:55:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2021-11-20 05:55:33,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2021-11-20 05:55:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2021-11-20 05:55:33,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2021-11-20 05:55:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2021-11-20 05:55:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2021-11-20 05:55:33,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 05:55:33,278 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-20 05:55:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-20 05:55:33,279 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2021-11-20 05:55:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2021-11-20 05:55:33,279 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-20 05:55:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-20 05:55:33,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-20 05:55:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-20 05:55:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-20 05:55:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-20 05:55:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-20 05:55:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-20 05:55:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2021-11-20 05:55:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2021-11-20 05:55:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2021-11-20 05:55:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2021-11-20 05:55:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2021-11-20 05:55:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2021-11-20 05:55:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-20 05:55:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-20 05:55:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-20 05:55:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-20 05:55:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-20 05:55:33,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-20 05:55:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-20 05:55:33,282 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-20 05:55:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2021-11-20 05:55:33,282 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2021-11-20 05:55:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 05:55:33,282 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 05:55:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2021-11-20 05:55:33,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2021-11-20 05:55:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2021-11-20 05:55:33,283 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2021-11-20 05:55:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-20 05:55:33,283 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-20 05:55:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-20 05:55:33,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-20 05:55:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_vpath [2021-11-20 05:55:33,284 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_vpath [2021-11-20 05:55:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-20 05:55:33,284 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-20 05:55:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-20 05:55:33,284 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-20 05:55:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-11-20 05:55:33,285 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-11-20 05:55:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2021-11-20 05:55:33,285 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2021-11-20 05:55:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-20 05:55:33,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-20 05:55:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset [2021-11-20 05:55:33,285 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset [2021-11-20 05:55:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2021-11-20 05:55:33,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2021-11-20 05:55:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-20 05:55:33,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-20 05:55:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2021-11-20 05:55:33,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2021-11-20 05:55:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2021-11-20 05:55:33,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2021-11-20 05:55:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-20 05:55:33,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-20 05:55:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-20 05:55:33,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-20 05:55:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_begin_irq [2021-11-20 05:55:33,287 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_begin_irq [2021-11-20 05:55:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2021-11-20 05:55:33,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2021-11-20 05:55:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_4 [2021-11-20 05:55:33,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_4 [2021-11-20 05:55:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 05:55:33,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 05:55:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-20 05:55:33,288 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-20 05:55:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2021-11-20 05:55:33,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2021-11-20 05:55:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 05:55:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-11-20 05:55:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-11-20 05:55:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-20 05:55:33,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-20 05:55:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-20 05:55:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-20 05:55:33,303 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-20 05:55:35,529 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:55:35,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:55:41,297 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 06:02:06,076 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:02:06,119 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:02:06,120 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-20 06:02:06,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:02:06 BoogieIcfgContainer [2021-11-20 06:02:06,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:02:06,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:02:06,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:02:06,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:02:06,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:55:18" (1/3) ... [2021-11-20 06:02:06,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153df09d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:02:06, skipping insertion in model container [2021-11-20 06:02:06,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:30" (2/3) ... [2021-11-20 06:02:06,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153df09d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:02:06, skipping insertion in model container [2021-11-20 06:02:06,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:02:06" (3/3) ... [2021-11-20 06:02:06,135 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-20 06:02:06,140 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:02:06,141 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-11-20 06:02:06,206 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:02:06,213 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 [2021-11-20 06:02:06,213 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-20 06:02:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand has 5936 states, 4203 states have (on average 1.3259576492981204) internal successors, (5573), 4304 states have internal predecessors, (5573), 1414 states have call successors, (1414), 317 states have call predecessors, (1414), 316 states have return successors, (1407), 1380 states have call predecessors, (1407), 1407 states have call successors, (1407) [2021-11-20 06:02:06,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-20 06:02:06,338 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:02:06,339 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:02:06,340 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-20 06:02:06,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:02:06,352 INFO L85 PathProgramCache]: Analyzing trace with hash -657974370, now seen corresponding path program 1 times [2021-11-20 06:02:06,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:02:06,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364116929] [2021-11-20 06:02:06,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:02:06,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:02:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-20 06:02:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:02:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:02:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-11-20 06:02:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:02:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-20 06:02:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-20 06:02:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:02:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-20 06:02:07,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:02:07,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364116929] [2021-11-20 06:02:07,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364116929] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:02:07,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:02:07,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:02:07,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211648276] [2021-11-20 06:02:07,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:02:07,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:02:07,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:02:07,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:02:07,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:02:07,727 INFO L87 Difference]: Start difference. First operand has 5936 states, 4203 states have (on average 1.3259576492981204) internal successors, (5573), 4304 states have internal predecessors, (5573), 1414 states have call successors, (1414), 317 states have call predecessors, (1414), 316 states have return successors, (1407), 1380 states have call predecessors, (1407), 1407 states have call successors, (1407) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-20 06:02:09,877 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:02:15,068 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:02:18,048 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 06:02:29,911 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:02:37,049 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:02:47,191 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:02:54,035 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:02:57,170 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:02:59,251 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:01,653 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:03,736 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:04,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:03:04,294 INFO L93 Difference]: Finished difference Result 12835 states and 18695 transitions. [2021-11-20 06:03:04,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:03:04,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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 59 [2021-11-20 06:03:04,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:03:04,394 INFO L225 Difference]: With dead ends: 12835 [2021-11-20 06:03:04,395 INFO L226 Difference]: Without dead ends: 6894 [2021-11-20 06:03:04,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:03:04,450 INFO L933 BasicCegarLoop]: 7838 mSDtfsCounter, 2263 mSDsluCounter, 9841 mSDsCounter, 0 mSdLazyCounter, 4952 mSolverCounterSat, 1676 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2736 SdHoareTripleChecker+Valid, 17679 SdHoareTripleChecker+Invalid, 6638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1676 IncrementalHoareTripleChecker+Valid, 4952 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:03:04,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2736 Valid, 17679 Invalid, 6638 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1676 Valid, 4952 Invalid, 10 Unknown, 0 Unchecked, 55.7s Time] [2021-11-20 06:03:04,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6894 states. [2021-11-20 06:03:04,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 5904. [2021-11-20 06:03:04,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 4180 states have (on average 1.3179425837320575) internal successors, (5509), 4275 states have internal predecessors, (5509), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-11-20 06:03:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8316 transitions. [2021-11-20 06:03:04,951 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8316 transitions. Word has length 59 [2021-11-20 06:03:04,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:03:04,952 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 8316 transitions. [2021-11-20 06:03:04,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-20 06:03:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8316 transitions. [2021-11-20 06:03:04,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-20 06:03:04,966 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:03:04,966 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:03:04,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:03:04,967 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-20 06:03:04,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:03:04,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1224887843, now seen corresponding path program 1 times [2021-11-20 06:03:04,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:03:04,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11827416] [2021-11-20 06:03:04,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:03:04,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:03:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-20 06:03:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:03:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:03:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 06:03:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:03:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-11-20 06:03:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-20 06:03:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:03:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-20 06:03:05,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:03:05,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11827416] [2021-11-20 06:03:05,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11827416] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:03:05,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:03:05,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:03:05,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561859983] [2021-11-20 06:03:05,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:03:05,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:03:05,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:03:05,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:03:05,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:03:05,691 INFO L87 Difference]: Start difference. First operand 5904 states and 8316 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-11-20 06:03:07,829 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:13,505 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:16,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 06:03:28,480 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:38,895 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:40,947 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:03:59,523 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:02,559 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:04,993 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:07,354 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:09,460 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:10,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:04:10,011 INFO L93 Difference]: Finished difference Result 12789 states and 18215 transitions. [2021-11-20 06:04:10,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:04:10,012 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 61 [2021-11-20 06:04:10,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:04:10,070 INFO L225 Difference]: With dead ends: 12789 [2021-11-20 06:04:10,071 INFO L226 Difference]: Without dead ends: 6896 [2021-11-20 06:04:10,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:04:10,101 INFO L933 BasicCegarLoop]: 7831 mSDtfsCounter, 2239 mSDsluCounter, 9837 mSDsCounter, 0 mSdLazyCounter, 4913 mSolverCounterSat, 1661 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2709 SdHoareTripleChecker+Valid, 17668 SdHoareTripleChecker+Invalid, 6584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1661 IncrementalHoareTripleChecker+Valid, 4913 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:04:10,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2709 Valid, 17668 Invalid, 6584 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1661 Valid, 4913 Invalid, 10 Unknown, 0 Unchecked, 63.7s Time] [2021-11-20 06:04:10,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6896 states. [2021-11-20 06:04:10,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6896 to 5903. [2021-11-20 06:04:10,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5903 states, 4179 states have (on average 1.3173007896625988) internal successors, (5505), 4274 states have internal predecessors, (5505), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-11-20 06:04:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 5903 states and 8312 transitions. [2021-11-20 06:04:10,403 INFO L78 Accepts]: Start accepts. Automaton has 5903 states and 8312 transitions. Word has length 61 [2021-11-20 06:04:10,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:04:10,403 INFO L470 AbstractCegarLoop]: Abstraction has 5903 states and 8312 transitions. [2021-11-20 06:04:10,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-11-20 06:04:10,404 INFO L276 IsEmpty]: Start isEmpty. Operand 5903 states and 8312 transitions. [2021-11-20 06:04:10,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-20 06:04:10,408 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:04:10,409 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:04:10,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:04:10,409 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-20 06:04:10,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:04:10,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1404388569, now seen corresponding path program 1 times [2021-11-20 06:04:10,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:04:10,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179697806] [2021-11-20 06:04:10,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:04:10,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:04:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-20 06:04:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:04:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:04:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 06:04:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:04:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 06:04:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 06:04:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:04:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-20 06:04:11,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:04:11,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179697806] [2021-11-20 06:04:11,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179697806] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:04:11,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:04:11,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:04:11,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796578128] [2021-11-20 06:04:11,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:04:11,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:04:11,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:04:11,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:04:11,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:04:11,159 INFO L87 Difference]: Start difference. First operand 5903 states and 8312 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2021-11-20 06:04:13,268 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:18,130 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:21,157 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 06:04:33,996 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:04:44,243 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:03,543 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:06,422 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:08,760 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:11,151 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:12,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:05:12,134 INFO L93 Difference]: Finished difference Result 12594 states and 17916 transitions. [2021-11-20 06:05:12,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:05:12,135 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 62 [2021-11-20 06:05:12,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:05:12,195 INFO L225 Difference]: With dead ends: 12594 [2021-11-20 06:05:12,195 INFO L226 Difference]: Without dead ends: 6725 [2021-11-20 06:05:12,229 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:05:12,230 INFO L933 BasicCegarLoop]: 7751 mSDtfsCounter, 2093 mSDsluCounter, 9798 mSDsCounter, 0 mSdLazyCounter, 4894 mSolverCounterSat, 1614 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2509 SdHoareTripleChecker+Valid, 17549 SdHoareTripleChecker+Invalid, 6517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1614 IncrementalHoareTripleChecker+Valid, 4894 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.5s IncrementalHoareTripleChecker+Time [2021-11-20 06:05:12,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2509 Valid, 17549 Invalid, 6517 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1614 Valid, 4894 Invalid, 9 Unknown, 0 Unchecked, 60.5s Time] [2021-11-20 06:05:12,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6725 states. [2021-11-20 06:05:12,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6725 to 5904. [2021-11-20 06:05:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 4180 states have (on average 1.317224880382775) internal successors, (5506), 4275 states have internal predecessors, (5506), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-11-20 06:05:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8313 transitions. [2021-11-20 06:05:12,536 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8313 transitions. Word has length 62 [2021-11-20 06:05:12,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:05:12,536 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 8313 transitions. [2021-11-20 06:05:12,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2021-11-20 06:05:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8313 transitions. [2021-11-20 06:05:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-20 06:05:12,539 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:05:12,539 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:05:12,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 06:05:12,540 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-20 06:05:12,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:05:12,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1310685661, now seen corresponding path program 1 times [2021-11-20 06:05:12,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:05:12,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248352568] [2021-11-20 06:05:12,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:05:12,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:05:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-20 06:05:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:05:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:05:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:05:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:05:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-20 06:05:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 06:05:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:13,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-20 06:05:13,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:05:13,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248352568] [2021-11-20 06:05:13,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248352568] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:05:13,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433708100] [2021-11-20 06:05:13,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:05:13,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:05:13,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:05:13,255 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:05:13,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:05:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:05:15,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 4725 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-20 06:05:15,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:05:15,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-20 06:05:15,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:05:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-20 06:05:16,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433708100] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 06:05:16,309 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 06:05:16,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2021-11-20 06:05:16,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105379629] [2021-11-20 06:05:16,310 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 06:05:16,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 06:05:16,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:05:16,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 06:05:16,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:05:16,312 INFO L87 Difference]: Start difference. First operand 5904 states and 8313 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 06:05:18,420 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:25,468 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:29,119 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 06:05:46,776 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:05:59,997 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:02,057 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:17,477 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:26,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:29,858 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:32,442 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:35,091 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:36,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:06:36,210 INFO L93 Difference]: Finished difference Result 12676 states and 18047 transitions. [2021-11-20 06:06:36,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 06:06:36,211 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 64 [2021-11-20 06:06:36,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:06:36,269 INFO L225 Difference]: With dead ends: 12676 [2021-11-20 06:06:36,269 INFO L226 Difference]: Without dead ends: 6780 [2021-11-20 06:06:36,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:06:36,293 INFO L933 BasicCegarLoop]: 7734 mSDtfsCounter, 2206 mSDsluCounter, 16536 mSDsCounter, 0 mSdLazyCounter, 6781 mSolverCounterSat, 1664 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 24270 SdHoareTripleChecker+Invalid, 8454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1664 IncrementalHoareTripleChecker+Valid, 6781 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.3s IncrementalHoareTripleChecker+Time [2021-11-20 06:06:36,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2622 Valid, 24270 Invalid, 8454 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1664 Valid, 6781 Invalid, 9 Unknown, 0 Unchecked, 79.3s Time] [2021-11-20 06:06:36,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6780 states. [2021-11-20 06:06:36,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6780 to 5946. [2021-11-20 06:06:36,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5946 states, 4222 states have (on average 1.3178588346755091) internal successors, (5564), 4317 states have internal predecessors, (5564), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-11-20 06:06:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5946 states to 5946 states and 8371 transitions. [2021-11-20 06:06:36,568 INFO L78 Accepts]: Start accepts. Automaton has 5946 states and 8371 transitions. Word has length 64 [2021-11-20 06:06:36,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:06:36,568 INFO L470 AbstractCegarLoop]: Abstraction has 5946 states and 8371 transitions. [2021-11-20 06:06:36,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 06:06:36,569 INFO L276 IsEmpty]: Start isEmpty. Operand 5946 states and 8371 transitions. [2021-11-20 06:06:36,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-20 06:06:36,570 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:06:36,570 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:36,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:06:36,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a50e97-2841-4794-9b70-0e2fd5c65e38/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:06:36,790 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-20 06:06:36,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:36,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2014835433, now seen corresponding path program 2 times [2021-11-20 06:06:36,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:36,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499175223] [2021-11-20 06:06:36,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:36,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-11-20 06:06:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:06:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:06:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-20 06:06:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:06:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 06:06:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-20 06:06:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,866 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-20 06:06:37,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:37,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499175223] [2021-11-20 06:06:37,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499175223] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:37,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:37,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 06:06:37,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178601590] [2021-11-20 06:06:37,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:37,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 06:06:37,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:37,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 06:06:37,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:06:37,869 INFO L87 Difference]: Start difference. First operand 5946 states and 8371 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-20 06:06:40,009 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:47,117 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:06:50,862 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 06:07:06,367 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:07:11,825 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:07:15,742 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:07:27,961 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:08:01,929 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:08:30,207 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:08:32,061 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:08:34,232 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:08:36,643 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:08:39,061 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:08:41,175 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []