./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6edce8af070c2ee0f77c0bbc4c8794c42a85035f5c58f10014fb64bda90c7e26 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:59:27,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:59:27,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:59:27,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:59:27,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:59:27,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:59:27,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:59:27,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:59:27,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:59:27,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:59:27,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:59:27,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:59:27,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:59:27,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:59:27,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:59:27,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:59:27,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:59:27,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:59:27,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:59:27,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:59:27,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:59:27,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:59:27,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:59:27,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:59:27,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:59:27,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:59:27,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:59:27,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:59:27,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:59:27,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:59:27,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:59:27,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:59:27,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:59:27,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:59:27,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:59:27,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:59:27,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:59:27,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:59:27,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:59:27,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:59:27,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:59:27,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:59:27,533 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:59:27,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:59:27,534 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:59:27,534 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:59:27,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:59:27,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:59:27,536 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:59:27,536 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:59:27,537 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:59:27,537 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:59:27,538 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:59:27,539 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:59:27,539 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:59:27,539 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:59:27,540 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:59:27,540 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:59:27,540 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:59:27,540 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:59:27,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:59:27,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:59:27,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:59:27,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:59:27,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:59:27,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:59:27,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:59:27,543 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:59:27,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:59:27,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:59:27,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:59:27,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:59:27,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:59:27,545 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:59:27,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:59:27,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:59:27,546 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:59:27,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:59:27,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:59:27,547 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:59:27,547 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_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6edce8af070c2ee0f77c0bbc4c8794c42a85035f5c58f10014fb64bda90c7e26 [2022-11-22 01:59:27,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:59:27,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:59:27,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:59:27,906 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:59:27,908 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:59:27,909 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 01:59:30,922 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:59:31,944 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:59:31,945 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 01:59:32,069 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/data/7d1fdefd5/b06ff83e87ad490c9da329a4050c5a7a/FLAG85bb69db3 [2022-11-22 01:59:32,089 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/data/7d1fdefd5/b06ff83e87ad490c9da329a4050c5a7a [2022-11-22 01:59:32,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:59:32,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:59:32,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:59:32,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:59:32,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:59:32,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:59:32" (1/1) ... [2022-11-22 01:59:32,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9d2955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:32, skipping insertion in model container [2022-11-22 01:59:32,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:59:32" (1/1) ... [2022-11-22 01:59:32,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:59:32,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:59:39,659 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666496,666509] [2022-11-22 01:59:39,663 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666662,666675] [2022-11-22 01:59:39,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666826,666839] [2022-11-22 01:59:39,665 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666991,667004] [2022-11-22 01:59:39,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:59:39,860 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:59:40,764 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666496,666509] [2022-11-22 01:59:40,765 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666662,666675] [2022-11-22 01:59:40,766 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666826,666839] [2022-11-22 01:59:40,767 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666991,667004] [2022-11-22 01:59:40,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:59:41,290 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:59:41,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41 WrapperNode [2022-11-22 01:59:41,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:59:41,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:59:41,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:59:41,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:59:41,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:41,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:42,119 INFO L138 Inliner]: procedures = 741, calls = 8494, calls flagged for inlining = 407, calls inlined = 361, statements flattened = 16765 [2022-11-22 01:59:42,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:59:42,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:59:42,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:59:42,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:59:42,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:42,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:42,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:42,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:42,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:42,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:43,086 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:43,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:43,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:59:43,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:59:43,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:59:43,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:59:43,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (1/1) ... [2022-11-22 01:59:43,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:59:43,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:59:43,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:59:43,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e388d8df-00ef-4d2b-8b8e-1e55faccbadd/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:59:43,371 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 01:59:43,371 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 01:59:43,371 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-22 01:59:43,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-22 01:59:43,372 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-22 01:59:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-22 01:59:43,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-22 01:59:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-22 01:59:43,372 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 01:59:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 01:59:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-22 01:59:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-22 01:59:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-22 01:59:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-22 01:59:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 01:59:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 01:59:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:59:43,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:59:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-22 01:59:43,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-22 01:59:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-22 01:59:43,374 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-22 01:59:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-22 01:59:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-22 01:59:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-22 01:59:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-22 01:59:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-22 01:59:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-22 01:59:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-22 01:59:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-22 01:59:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:59:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:59:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-22 01:59:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-22 01:59:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-22 01:59:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-22 01:59:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-22 01:59:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-22 01:59:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-22 01:59:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-22 01:59:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-22 01:59:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-22 01:59:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-22 01:59:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-22 01:59:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-22 01:59:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-22 01:59:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-22 01:59:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-22 01:59:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 01:59:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 01:59:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-22 01:59:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-22 01:59:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 01:59:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 01:59:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-22 01:59:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-22 01:59:43,380 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-22 01:59:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-22 01:59:43,380 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-22 01:59:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-22 01:59:43,380 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-22 01:59:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-22 01:59:43,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-22 01:59:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-22 01:59:43,381 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 01:59:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 01:59:43,381 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-22 01:59:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-22 01:59:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-22 01:59:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-22 01:59:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-22 01:59:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-22 01:59:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-22 01:59:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-22 01:59:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 01:59:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 01:59:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 01:59:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 01:59:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 01:59:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 01:59:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 01:59:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 01:59:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 01:59:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 01:59:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 01:59:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 01:59:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 01:59:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-22 01:59:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-22 01:59:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-22 01:59:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-22 01:59:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:59:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-22 01:59:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-22 01:59:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-22 01:59:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-22 01:59:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 01:59:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 01:59:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-22 01:59:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-22 01:59:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-22 01:59:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-22 01:59:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-22 01:59:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-22 01:59:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-22 01:59:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-22 01:59:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 01:59:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 01:59:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 01:59:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 01:59:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 01:59:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 01:59:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-22 01:59:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-22 01:59:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:59:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-22 01:59:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-22 01:59:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-22 01:59:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-22 01:59:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-22 01:59:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-22 01:59:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-22 01:59:43,390 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-22 01:59:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 01:59:43,390 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 01:59:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-22 01:59:43,390 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-22 01:59:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 01:59:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 01:59:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-22 01:59:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-22 01:59:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:59:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 01:59:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 01:59:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-22 01:59:43,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-22 01:59:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-22 01:59:43,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-22 01:59:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-22 01:59:43,392 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-22 01:59:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-22 01:59:43,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-22 01:59:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:59:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 01:59:43,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 01:59:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-22 01:59:43,393 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-22 01:59:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:59:43,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:59:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-22 01:59:43,394 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-22 01:59:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 01:59:43,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 01:59:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-22 01:59:43,394 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-22 01:59:43,394 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-22 01:59:43,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-22 01:59:43,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-22 01:59:43,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-22 01:59:43,395 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-22 01:59:43,395 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-22 01:59:43,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 01:59:43,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 01:59:43,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 01:59:43,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 01:59:43,396 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-22 01:59:43,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-22 01:59:43,396 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-22 01:59:43,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-22 01:59:43,396 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-22 01:59:43,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-22 01:59:43,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-22 01:59:43,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-22 01:59:43,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-22 01:59:43,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-22 01:59:43,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-22 01:59:43,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-22 01:59:43,398 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-22 01:59:43,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-22 01:59:43,398 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-22 01:59:43,398 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-22 01:59:43,399 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-22 01:59:43,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-22 01:59:43,399 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 01:59:43,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 01:59:43,399 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-22 01:59:43,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-22 01:59:43,399 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-22 01:59:43,400 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-22 01:59:43,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-22 01:59:43,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-22 01:59:43,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-22 01:59:43,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-22 01:59:43,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-22 01:59:43,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-22 01:59:43,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:59:43,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 01:59:43,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 01:59:43,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 01:59:43,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 01:59:43,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 01:59:43,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 01:59:43,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 01:59:43,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 01:59:43,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 01:59:43,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 01:59:43,402 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-22 01:59:43,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-22 01:59:43,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-22 01:59:43,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-22 01:59:43,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:59:43,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:59:43,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:59:43,403 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 01:59:43,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 01:59:43,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:59:43,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-22 01:59:43,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-22 01:59:43,404 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:59:43,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-22 01:59:43,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-22 01:59:43,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:59:43,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:59:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-22 01:59:43,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-22 01:59:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 01:59:43,405 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 01:59:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:59:43,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:59:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-22 01:59:43,406 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-22 01:59:43,406 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-22 01:59:43,406 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-22 01:59:43,406 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 01:59:43,406 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 01:59:43,406 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 01:59:43,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 01:59:43,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-22 01:59:43,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-22 01:59:43,407 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-22 01:59:43,407 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-22 01:59:43,407 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-22 01:59:43,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-22 01:59:43,407 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-22 01:59:43,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-22 01:59:43,408 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 01:59:43,408 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 01:59:43,408 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 01:59:43,408 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 01:59:43,408 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-22 01:59:43,408 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-22 01:59:43,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 01:59:43,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 01:59:43,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-22 01:59:43,409 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-22 01:59:43,409 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-22 01:59:43,409 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-22 01:59:43,409 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-22 01:59:43,409 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-22 01:59:43,409 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-22 01:59:43,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-22 01:59:43,410 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 01:59:43,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 01:59:43,410 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 01:59:43,410 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 01:59:43,410 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-22 01:59:43,410 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-22 01:59:43,410 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-22 01:59:43,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-22 01:59:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-22 01:59:43,411 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-22 01:59:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-22 01:59:43,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-22 01:59:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-22 01:59:43,411 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-22 01:59:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-22 01:59:43,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-22 01:59:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:59:43,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:59:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-22 01:59:43,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-22 01:59:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 01:59:43,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 01:59:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-22 01:59:43,413 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-22 01:59:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 01:59:43,413 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 01:59:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:59:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:59:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:59:43,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:59:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-22 01:59:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-22 01:59:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:59:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:59:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-22 01:59:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-22 01:59:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-22 01:59:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-22 01:59:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 01:59:43,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 01:59:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 01:59:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-22 01:59:43,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-22 01:59:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 01:59:43,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 01:59:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 01:59:43,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 01:59:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-22 01:59:43,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-22 01:59:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-22 01:59:43,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-22 01:59:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 01:59:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 01:59:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 01:59:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 01:59:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:59:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:59:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-22 01:59:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-22 01:59:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 01:59:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 01:59:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-22 01:59:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-22 01:59:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-22 01:59:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-22 01:59:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-22 01:59:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-22 01:59:43,419 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-22 01:59:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-22 01:59:43,419 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 01:59:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 01:59:43,419 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 01:59:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 01:59:43,419 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-22 01:59:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-22 01:59:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-22 01:59:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-22 01:59:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-22 01:59:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-22 01:59:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 01:59:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 01:59:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:59:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-22 01:59:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-22 01:59:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-22 01:59:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-22 01:59:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-22 01:59:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-22 01:59:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-22 01:59:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-22 01:59:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-22 01:59:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-22 01:59:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 01:59:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 01:59:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-22 01:59:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-22 01:59:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:59:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-22 01:59:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-22 01:59:43,423 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-22 01:59:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-22 01:59:43,423 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-22 01:59:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-22 01:59:43,423 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-22 01:59:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-22 01:59:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-22 01:59:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-22 01:59:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-22 01:59:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-22 01:59:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-22 01:59:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-22 01:59:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:59:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-22 01:59:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-22 01:59:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-22 01:59:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-22 01:59:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:59:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:59:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 01:59:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 01:59:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-22 01:59:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-22 01:59:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-22 01:59:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-22 01:59:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 01:59:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 01:59:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-22 01:59:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-22 01:59:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-22 01:59:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-22 01:59:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-22 01:59:43,427 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-22 01:59:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 01:59:43,427 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 01:59:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-22 01:59:43,427 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-22 01:59:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 01:59:43,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 01:59:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-22 01:59:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-22 01:59:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-22 01:59:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-22 01:59:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-22 01:59:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-22 01:59:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 01:59:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 01:59:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-22 01:59:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-22 01:59:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-22 01:59:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-22 01:59:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-22 01:59:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-22 01:59:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-22 01:59:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-22 01:59:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-22 01:59:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-22 01:59:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 01:59:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 01:59:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 01:59:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 01:59:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 01:59:43,437 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 01:59:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 01:59:43,437 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 01:59:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 01:59:43,437 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 01:59:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-22 01:59:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-22 01:59:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-22 01:59:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-22 01:59:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 01:59:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 01:59:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-22 01:59:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-22 01:59:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-22 01:59:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-22 01:59:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-22 01:59:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-22 01:59:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-22 01:59:43,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-22 01:59:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-22 01:59:43,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-22 01:59:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:59:43,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:59:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 01:59:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 01:59:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-22 01:59:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-22 01:59:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:59:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-22 01:59:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-22 01:59:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:59:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:59:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-22 01:59:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-22 01:59:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-22 01:59:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-22 01:59:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-22 01:59:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-22 01:59:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:59:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:59:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-22 01:59:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-22 01:59:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-22 01:59:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-22 01:59:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 01:59:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 01:59:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-22 01:59:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-22 01:59:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-22 01:59:43,445 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-22 01:59:43,449 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-22 01:59:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-22 01:59:43,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-22 01:59:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-22 01:59:43,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-22 01:59:43,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-22 01:59:43,450 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-22 01:59:43,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-22 01:59:43,450 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-22 01:59:43,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-22 01:59:43,450 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-22 01:59:43,451 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-22 01:59:43,451 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-22 01:59:43,451 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-22 01:59:43,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 01:59:43,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 01:59:43,451 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:59:43,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:59:43,452 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-22 01:59:43,452 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-22 01:59:43,452 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-22 01:59:43,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-22 01:59:43,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-22 01:59:43,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-22 01:59:43,453 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 01:59:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 01:59:43,455 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 01:59:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 01:59:43,456 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:59:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:59:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 01:59:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 01:59:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 01:59:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 01:59:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:59:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-22 01:59:43,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-22 01:59:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-22 01:59:43,458 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-22 01:59:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-22 01:59:43,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-22 01:59:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 01:59:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 01:59:43,459 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-22 01:59:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-22 01:59:43,459 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-22 01:59:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-22 01:59:45,531 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:59:45,542 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:59:46,235 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:02:36,516 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 02:02:36,892 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:02:47,767 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:02:47,768 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-22 02:02:47,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:47 BoogieIcfgContainer [2022-11-22 02:02:47,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:02:47,784 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:02:47,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:02:47,788 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:02:47,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:59:32" (1/3) ... [2022-11-22 02:02:47,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d766fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:02:47, skipping insertion in model container [2022-11-22 02:02:47,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:41" (2/3) ... [2022-11-22 02:02:47,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d766fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:02:47, skipping insertion in model container [2022-11-22 02:02:47,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:47" (3/3) ... [2022-11-22 02:02:47,792 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 02:02:47,816 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:02:47,816 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-22 02:02:48,114 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:02:48,127 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7749ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:02:48,127 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-22 02:02:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand has 4691 states, 2860 states have (on average 1.3041958041958042) internal successors, (3730), 2934 states have internal predecessors, (3730), 1579 states have call successors, (1579), 250 states have call predecessors, (1579), 249 states have return successors, (1570), 1560 states have call predecessors, (1570), 1570 states have call successors, (1570) [2022-11-22 02:02:48,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-11-22 02:02:48,192 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:48,193 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:02:48,194 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:02:48,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:48,199 INFO L85 PathProgramCache]: Analyzing trace with hash 386141846, now seen corresponding path program 1 times [2022-11-22 02:02:48,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:02:48,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279986428] [2022-11-22 02:02:48,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:48,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:02:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-22 02:02:50,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:02:50,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279986428] [2022-11-22 02:02:50,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279986428] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:50,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:50,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:02:50,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572106401] [2022-11-22 02:02:50,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:50,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:02:50,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:02:50,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:02:50,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:02:50,564 INFO L87 Difference]: Start difference. First operand has 4691 states, 2860 states have (on average 1.3041958041958042) internal successors, (3730), 2934 states have internal predecessors, (3730), 1579 states have call successors, (1579), 250 states have call predecessors, (1579), 249 states have return successors, (1570), 1560 states have call predecessors, (1570), 1570 states have call successors, (1570) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:02:54,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:56,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:57,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:59,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:02,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:08,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:11,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:16,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:19,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:22,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:24,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:27,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:03:27,789 INFO L93 Difference]: Finished difference Result 13708 states and 20262 transitions. [2022-11-22 02:03:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:03:27,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 291 [2022-11-22 02:03:27,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:03:27,932 INFO L225 Difference]: With dead ends: 13708 [2022-11-22 02:03:27,932 INFO L226 Difference]: Without dead ends: 9059 [2022-11-22 02:03:27,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:03:27,987 INFO L413 NwaCegarLoop]: 7787 mSDtfsCounter, 6442 mSDsluCounter, 6084 mSDsCounter, 0 mSdLazyCounter, 1542 mSolverCounterSat, 7 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6448 SdHoareTripleChecker+Valid, 13871 SdHoareTripleChecker+Invalid, 1557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1542 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:03:27,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6448 Valid, 13871 Invalid, 1557 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1542 Invalid, 8 Unknown, 0 Unchecked, 36.2s Time] [2022-11-22 02:03:28,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9059 states. [2022-11-22 02:03:28,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9059 to 9049. [2022-11-22 02:03:28,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9049 states, 5533 states have (on average 1.3029098138442075) internal successors, (7209), 5681 states have internal predecessors, (7209), 3026 states have call successors, (3026), 490 states have call predecessors, (3026), 487 states have return successors, (3024), 2997 states have call predecessors, (3024), 3022 states have call successors, (3024) [2022-11-22 02:03:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9049 states to 9049 states and 13259 transitions. [2022-11-22 02:03:28,836 INFO L78 Accepts]: Start accepts. Automaton has 9049 states and 13259 transitions. Word has length 291 [2022-11-22 02:03:28,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:03:28,842 INFO L495 AbstractCegarLoop]: Abstraction has 9049 states and 13259 transitions. [2022-11-22 02:03:28,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:03:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 9049 states and 13259 transitions. [2022-11-22 02:03:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-11-22 02:03:28,863 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:03:28,865 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:03:28,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:03:28,865 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:03:28,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:03:28,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1199889972, now seen corresponding path program 1 times [2022-11-22 02:03:28,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:03:28,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788692956] [2022-11-22 02:03:28,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:03:28,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:03:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:03:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-22 02:03:30,283 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:03:30,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788692956] [2022-11-22 02:03:30,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788692956] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:03:30,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:03:30,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:03:30,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126962807] [2022-11-22 02:03:30,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:03:30,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:03:30,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:03:30,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:03:30,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:03:30,294 INFO L87 Difference]: Start difference. First operand 9049 states and 13259 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:03:34,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:36,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:41,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:48,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:50,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:55,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:58,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:00,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:02,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:04,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:07,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:10,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:04:10,128 INFO L93 Difference]: Finished difference Result 22231 states and 32543 transitions. [2022-11-22 02:04:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:04:10,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 305 [2022-11-22 02:04:10,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:04:10,266 INFO L225 Difference]: With dead ends: 22231 [2022-11-22 02:04:10,267 INFO L226 Difference]: Without dead ends: 13237 [2022-11-22 02:04:10,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:10,343 INFO L413 NwaCegarLoop]: 7744 mSDtfsCounter, 6267 mSDsluCounter, 6050 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 19 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6269 SdHoareTripleChecker+Valid, 13794 SdHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:04:10,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6269 Valid, 13794 Invalid, 1612 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 1586 Invalid, 7 Unknown, 0 Unchecked, 39.0s Time] [2022-11-22 02:04:10,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13237 states. [2022-11-22 02:04:11,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13237 to 13217. [2022-11-22 02:04:11,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13217 states, 8100 states have (on average 1.3008641975308641) internal successors, (10537), 8323 states have internal predecessors, (10537), 4390 states have call successors, (4390), 729 states have call predecessors, (4390), 724 states have return successors, (4387), 4343 states have call predecessors, (4387), 4386 states have call successors, (4387) [2022-11-22 02:04:11,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13217 states to 13217 states and 19314 transitions. [2022-11-22 02:04:11,333 INFO L78 Accepts]: Start accepts. Automaton has 13217 states and 19314 transitions. Word has length 305 [2022-11-22 02:04:11,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:04:11,334 INFO L495 AbstractCegarLoop]: Abstraction has 13217 states and 19314 transitions. [2022-11-22 02:04:11,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:04:11,339 INFO L276 IsEmpty]: Start isEmpty. Operand 13217 states and 19314 transitions. [2022-11-22 02:04:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-11-22 02:04:11,350 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:04:11,350 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:04:11,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:04:11,351 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:04:11,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:04:11,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1040097983, now seen corresponding path program 1 times [2022-11-22 02:04:11,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:04:11,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887238343] [2022-11-22 02:04:11,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:04:11,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:04:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:04:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-22 02:04:12,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:04:12,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887238343] [2022-11-22 02:04:12,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887238343] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:04:12,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:04:12,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:04:12,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432408912] [2022-11-22 02:04:12,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:04:12,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:04:12,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:04:12,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:04:12,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:12,573 INFO L87 Difference]: Start difference. First operand 13217 states and 19314 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:04:16,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:18,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:24,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:31,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:36,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:38,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:40,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:42,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:45,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:49,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:04:49,973 INFO L93 Difference]: Finished difference Result 38715 states and 56549 transitions. [2022-11-22 02:04:49,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:04:49,974 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 307 [2022-11-22 02:04:49,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:04:50,187 INFO L225 Difference]: With dead ends: 38715 [2022-11-22 02:04:50,187 INFO L226 Difference]: Without dead ends: 25553 [2022-11-22 02:04:50,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:50,274 INFO L413 NwaCegarLoop]: 9150 mSDtfsCounter, 6187 mSDsluCounter, 6035 mSDsCounter, 0 mSdLazyCounter, 1869 mSolverCounterSat, 29 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6194 SdHoareTripleChecker+Valid, 15185 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1869 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:04:50,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6194 Valid, 15185 Invalid, 1905 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 1869 Invalid, 7 Unknown, 0 Unchecked, 36.2s Time] [2022-11-22 02:04:50,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25553 states. [2022-11-22 02:04:52,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25553 to 25518. [2022-11-22 02:04:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25518 states, 15648 states have (on average 1.297226482617587) internal successors, (20299), 16078 states have internal predecessors, (20299), 8449 states have call successors, (8449), 1430 states have call predecessors, (8449), 1418 states have return successors, (8450), 8358 states have call predecessors, (8450), 8445 states have call successors, (8450) [2022-11-22 02:04:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25518 states to 25518 states and 37198 transitions. [2022-11-22 02:04:52,475 INFO L78 Accepts]: Start accepts. Automaton has 25518 states and 37198 transitions. Word has length 307 [2022-11-22 02:04:52,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:04:52,476 INFO L495 AbstractCegarLoop]: Abstraction has 25518 states and 37198 transitions. [2022-11-22 02:04:52,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:04:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 25518 states and 37198 transitions. [2022-11-22 02:04:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-11-22 02:04:52,491 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:04:52,492 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:04:52,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:04:52,492 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:04:52,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:04:52,493 INFO L85 PathProgramCache]: Analyzing trace with hash -2015797492, now seen corresponding path program 1 times [2022-11-22 02:04:52,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:04:52,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204563322] [2022-11-22 02:04:52,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:04:52,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:04:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:04:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2865 trivial. 0 not checked. [2022-11-22 02:04:53,399 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:04:53,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204563322] [2022-11-22 02:04:53,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204563322] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:04:53,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:04:53,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:04:53,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272273032] [2022-11-22 02:04:53,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:04:53,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:04:53,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:04:53,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:04:53,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:53,402 INFO L87 Difference]: Start difference. First operand 25518 states and 37198 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-22 02:04:56,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:58,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:11,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:12,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:14,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:18,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:21,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:25,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:27,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:29,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:31,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:33,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:37,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:05:37,994 INFO L93 Difference]: Finished difference Result 63163 states and 92070 transitions. [2022-11-22 02:05:37,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:05:37,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 330 [2022-11-22 02:05:37,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:05:38,317 INFO L225 Difference]: With dead ends: 63163 [2022-11-22 02:05:38,317 INFO L226 Difference]: Without dead ends: 37700 [2022-11-22 02:05:38,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:05:38,511 INFO L413 NwaCegarLoop]: 9104 mSDtfsCounter, 6385 mSDsluCounter, 6069 mSDsCounter, 0 mSdLazyCounter, 1806 mSolverCounterSat, 12 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6390 SdHoareTripleChecker+Valid, 15173 SdHoareTripleChecker+Invalid, 1825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1806 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:05:38,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6390 Valid, 15173 Invalid, 1825 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 1806 Invalid, 7 Unknown, 0 Unchecked, 42.7s Time] [2022-11-22 02:05:38,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37700 states. [2022-11-22 02:05:41,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37700 to 37664. [2022-11-22 02:05:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37664 states, 23119 states have (on average 1.2967256369220121) internal successors, (29979), 23765 states have internal predecessors, (29979), 12443 states have call successors, (12443), 2119 states have call predecessors, (12443), 2099 states have return successors, (12446), 12295 states have call predecessors, (12446), 12439 states have call successors, (12446) [2022-11-22 02:05:41,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37664 states to 37664 states and 54868 transitions. [2022-11-22 02:05:41,766 INFO L78 Accepts]: Start accepts. Automaton has 37664 states and 54868 transitions. Word has length 330 [2022-11-22 02:05:41,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:05:41,767 INFO L495 AbstractCegarLoop]: Abstraction has 37664 states and 54868 transitions. [2022-11-22 02:05:41,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-22 02:05:41,768 INFO L276 IsEmpty]: Start isEmpty. Operand 37664 states and 54868 transitions. [2022-11-22 02:05:41,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-22 02:05:41,779 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:05:41,780 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:05:41,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:05:41,780 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:05:41,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:05:41,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1184918545, now seen corresponding path program 1 times [2022-11-22 02:05:41,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:05:41,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740548901] [2022-11-22 02:05:41,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:05:41,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:05:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:05:43,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-22 02:05:43,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:05:43,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740548901] [2022-11-22 02:05:43,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740548901] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:05:43,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:05:43,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:05:43,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490655237] [2022-11-22 02:05:43,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:05:43,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:05:43,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:05:43,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:05:43,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:05:43,034 INFO L87 Difference]: Start difference. First operand 37664 states and 54868 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-22 02:05:48,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:54,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:59,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:04,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:05,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:11,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:13,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:16,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:20,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:06:20,229 INFO L93 Difference]: Finished difference Result 98425 states and 143112 transitions. [2022-11-22 02:06:20,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:06:20,229 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 328 [2022-11-22 02:06:20,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:06:20,853 INFO L225 Difference]: With dead ends: 98425 [2022-11-22 02:06:20,854 INFO L226 Difference]: Without dead ends: 60816 [2022-11-22 02:06:21,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:06:21,275 INFO L413 NwaCegarLoop]: 7758 mSDtfsCounter, 5604 mSDsluCounter, 6044 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 7 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5606 SdHoareTripleChecker+Valid, 13802 SdHoareTripleChecker+Invalid, 1606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:06:21,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5606 Valid, 13802 Invalid, 1606 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1593 Invalid, 6 Unknown, 0 Unchecked, 34.3s Time] [2022-11-22 02:06:21,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60816 states. [2022-11-22 02:06:24,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60816 to 60779. [2022-11-22 02:06:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60779 states, 37185 states have (on average 1.2894177759849401) internal successors, (47947), 38292 states have internal predecessors, (47947), 20019 states have call successors, (20019), 3614 states have call predecessors, (20019), 3572 states have return successors, (20278), 19737 states have call predecessors, (20278), 20015 states have call successors, (20278) [2022-11-22 02:06:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60779 states to 60779 states and 88244 transitions. [2022-11-22 02:06:25,902 INFO L78 Accepts]: Start accepts. Automaton has 60779 states and 88244 transitions. Word has length 328 [2022-11-22 02:06:25,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:06:25,903 INFO L495 AbstractCegarLoop]: Abstraction has 60779 states and 88244 transitions. [2022-11-22 02:06:25,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-22 02:06:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 60779 states and 88244 transitions. [2022-11-22 02:06:25,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-11-22 02:06:25,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:06:25,912 INFO L195 NwaCegarLoop]: trace histogram [31, 27, 27, 27, 27, 27, 27, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:06:25,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:06:25,913 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:06:25,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:06:25,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1713115599, now seen corresponding path program 1 times [2022-11-22 02:06:25,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:06:25,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950170292] [2022-11-22 02:06:25,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:06:25,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:06:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:06:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3063 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3063 trivial. 0 not checked. [2022-11-22 02:06:29,355 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:06:29,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950170292] [2022-11-22 02:06:29,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950170292] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:06:29,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:06:29,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:06:29,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829729537] [2022-11-22 02:06:29,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:06:29,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:06:29,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:06:29,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:06:29,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:06:29,358 INFO L87 Difference]: Start difference. First operand 60779 states and 88244 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-22 02:06:39,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:41,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:43,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:46,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:53,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:00,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:02,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:04,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:06,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:08,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:19,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:24,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:28,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:30,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:38,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:07:38,956 INFO L93 Difference]: Finished difference Result 116432 states and 169448 transitions. [2022-11-22 02:07:38,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:07:38,957 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 333 [2022-11-22 02:07:38,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:07:39,996 INFO L225 Difference]: With dead ends: 116432 [2022-11-22 02:07:39,996 INFO L226 Difference]: Without dead ends: 116430 [2022-11-22 02:07:40,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:07:40,077 INFO L413 NwaCegarLoop]: 8110 mSDtfsCounter, 6452 mSDsluCounter, 22224 mSDsCounter, 0 mSdLazyCounter, 3264 mSolverCounterSat, 3 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6458 SdHoareTripleChecker+Valid, 30334 SdHoareTripleChecker+Invalid, 3279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3264 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:07:40,077 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6458 Valid, 30334 Invalid, 3279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 3264 Invalid, 12 Unknown, 0 Unchecked, 65.5s Time] [2022-11-22 02:07:40,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116430 states. [2022-11-22 02:07:46,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116430 to 115834. [2022-11-22 02:07:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115834 states, 70757 states have (on average 1.2878443122235257) internal successors, (91124), 72821 states have internal predecessors, (91124), 38324 states have call successors, (38324), 6829 states have call predecessors, (38324), 6750 states have return successors, (39206), 37765 states have call predecessors, (39206), 38316 states have call successors, (39206) [2022-11-22 02:07:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115834 states to 115834 states and 168654 transitions. [2022-11-22 02:07:48,335 INFO L78 Accepts]: Start accepts. Automaton has 115834 states and 168654 transitions. Word has length 333 [2022-11-22 02:07:48,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:07:48,336 INFO L495 AbstractCegarLoop]: Abstraction has 115834 states and 168654 transitions. [2022-11-22 02:07:48,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-22 02:07:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 115834 states and 168654 transitions. [2022-11-22 02:07:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-22 02:07:48,345 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:07:48,345 INFO L195 NwaCegarLoop]: trace histogram [31, 27, 27, 27, 27, 27, 27, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:07:48,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:07:48,346 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:07:48,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:07:48,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1963958712, now seen corresponding path program 1 times [2022-11-22 02:07:48,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:07:48,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49533736] [2022-11-22 02:07:48,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:07:48,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:07:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:07:51,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3065 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3063 trivial. 0 not checked. [2022-11-22 02:07:51,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:07:51,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49533736] [2022-11-22 02:07:51,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49533736] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:07:51,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:07:51,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:07:51,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637649941] [2022-11-22 02:07:51,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:07:51,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:07:51,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:07:51,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:07:51,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:07:51,078 INFO L87 Difference]: Start difference. First operand 115834 states and 168654 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-11-22 02:07:58,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:02,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:07,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:09,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:16,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:26,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:32,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:37,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:40,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:48,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:08:48,024 INFO L93 Difference]: Finished difference Result 212551 states and 308414 transitions. [2022-11-22 02:08:48,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:08:48,025 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 338 [2022-11-22 02:08:48,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:08:49,960 INFO L225 Difference]: With dead ends: 212551 [2022-11-22 02:08:49,961 INFO L226 Difference]: Without dead ends: 212549 [2022-11-22 02:08:50,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:08:50,091 INFO L413 NwaCegarLoop]: 7813 mSDtfsCounter, 6485 mSDsluCounter, 21629 mSDsCounter, 0 mSdLazyCounter, 3050 mSolverCounterSat, 2 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6494 SdHoareTripleChecker+Valid, 29442 SdHoareTripleChecker+Invalid, 3060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3050 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:08:50,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6494 Valid, 29442 Invalid, 3060 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3050 Invalid, 8 Unknown, 0 Unchecked, 48.9s Time] [2022-11-22 02:08:50,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212549 states.