./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/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 304212cc9a1a27200535d0165c0dbaf2c66721093abe1a631382badcfc3e5e93 --- 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 02:48:22,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:48:22,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:48:22,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:48:22,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:48:22,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:48:22,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:48:22,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:48:22,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:48:22,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:48:22,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:48:22,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:48:22,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:48:22,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:48:22,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:48:22,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:48:22,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:48:22,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:48:22,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:48:22,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:48:22,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:48:22,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:48:22,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:48:22,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:48:22,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:48:22,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:48:22,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:48:22,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:48:22,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:48:22,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:48:22,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:48:22,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:48:22,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:48:22,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:48:22,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:48:22,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:48:22,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:48:22,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:48:22,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:48:22,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:48:22,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:48:22,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:48:22,857 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:48:22,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:48:22,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:48:22,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:48:22,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:48:22,860 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:48:22,860 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:48:22,860 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:48:22,860 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:48:22,860 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:48:22,862 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:48:22,862 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:48:22,862 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:48:22,862 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:48:22,862 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:48:22,863 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:48:22,863 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:48:22,863 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:48:22,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:48:22,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:48:22,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:48:22,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:48:22,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:48:22,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:48:22,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:48:22,865 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:48:22,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:48:22,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:48:22,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:48:22,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:48:22,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:48:22,867 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:48:22,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:48:22,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:48:22,868 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:48:22,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:48:22,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:48:22,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:48:22,869 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304212cc9a1a27200535d0165c0dbaf2c66721093abe1a631382badcfc3e5e93 [2022-11-22 02:48:23,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:48:23,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:48:23,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:48:23,220 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:48:23,220 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:48:23,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 02:48:26,286 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:48:27,093 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:48:27,094 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 02:48:27,177 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/data/c1d2d123f/bba65e1f879a4de1bc1757714e77f202/FLAGc45fe9a0d [2022-11-22 02:48:27,198 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/data/c1d2d123f/bba65e1f879a4de1bc1757714e77f202 [2022-11-22 02:48:27,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:48:27,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:48:27,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:48:27,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:48:27,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:48:27,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:27" (1/1) ... [2022-11-22 02:48:27,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@202e8860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:27, skipping insertion in model container [2022-11-22 02:48:27,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:27" (1/1) ... [2022-11-22 02:48:27,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:48:27,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:48:35,811 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703766,703779] [2022-11-22 02:48:35,815 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703935,703948] [2022-11-22 02:48:35,815 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704102,704115] [2022-11-22 02:48:35,817 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704270,704283] [2022-11-22 02:48:35,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:48:35,943 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:48:36,747 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703766,703779] [2022-11-22 02:48:36,748 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703935,703948] [2022-11-22 02:48:36,748 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704102,704115] [2022-11-22 02:48:36,749 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_0a1b9699-4f74-4ce0-913e-db02b92d90cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704270,704283] [2022-11-22 02:48:36,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:48:37,487 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:48:37,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37 WrapperNode [2022-11-22 02:48:37,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:48:37,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:48:37,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:48:37,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:48:37,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:37,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:38,302 INFO L138 Inliner]: procedures = 850, calls = 8714, calls flagged for inlining = 414, calls inlined = 359, statements flattened = 16720 [2022-11-22 02:48:38,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:48:38,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:48:38,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:48:38,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:48:38,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:38,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:38,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:38,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:39,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:39,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:39,364 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:39,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:39,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:48:39,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:48:39,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:48:39,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:48:39,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (1/1) ... [2022-11-22 02:48:39,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:48:39,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:48:39,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:48:39,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a1b9699-4f74-4ce0-913e-db02b92d90cb/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:48:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-22 02:48:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-22 02:48:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 02:48:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 02:48:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-22 02:48:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-22 02:48:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-22 02:48:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-22 02:48:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-22 02:48:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-22 02:48:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-22 02:48:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-22 02:48:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:48:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:48:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-22 02:48:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-22 02:48:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 02:48:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 02:48:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 02:48:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 02:48:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-22 02:48:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-22 02:48:39,738 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-22 02:48:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-22 02:48:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-22 02:48:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-22 02:48:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-22 02:48:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-22 02:48:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-22 02:48:39,740 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-22 02:48:39,740 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 02:48:39,740 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 02:48:39,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 02:48:39,740 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 02:48:39,740 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 02:48:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-22 02:48:39,741 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-22 02:48:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-22 02:48:39,741 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-22 02:48:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-22 02:48:39,741 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-22 02:48:39,742 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 02:48:39,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 02:48:39,743 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 02:48:39,743 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 02:48:39,743 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-22 02:48:39,743 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-22 02:48:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-22 02:48:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-22 02:48:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-22 02:48:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-22 02:48:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-22 02:48:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-22 02:48:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 02:48:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 02:48:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-22 02:48:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-22 02:48:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:48:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:48:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-22 02:48:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-22 02:48:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:48:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-22 02:48:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-22 02:48:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-22 02:48:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-22 02:48:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-22 02:48:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-22 02:48:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-22 02:48:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-22 02:48:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-22 02:48:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-22 02:48:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:48:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:48:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-22 02:48:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-22 02:48:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-22 02:48:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-22 02:48:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-22 02:48:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-22 02:48:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-22 02:48:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-22 02:48:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-22 02:48:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-22 02:48:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 02:48:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 02:48:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-22 02:48:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-22 02:48:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-22 02:48:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-22 02:48:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-22 02:48:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-22 02:48:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-22 02:48:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-22 02:48:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-22 02:48:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-22 02:48:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-22 02:48:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-22 02:48:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:48:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 02:48:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 02:48:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 02:48:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 02:48:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 02:48:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 02:48:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 02:48:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 02:48:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 02:48:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 02:48:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:48:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-22 02:48:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-22 02:48:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:48:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:48:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 02:48:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 02:48:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:48:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-22 02:48:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-22 02:48:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:48:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-22 02:48:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-22 02:48:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 02:48:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 02:48:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-22 02:48:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-22 02:48:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 02:48:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 02:48:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:48:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:48:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-22 02:48:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-22 02:48:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-22 02:48:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-22 02:48:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:48:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:48:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 02:48:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 02:48:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-22 02:48:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-22 02:48:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-22 02:48:39,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-22 02:48:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 02:48:39,806 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 02:48:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-22 02:48:39,806 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-22 02:48:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-22 02:48:39,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-22 02:48:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-22 02:48:39,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-22 02:48:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:48:39,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:48:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 02:48:39,810 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 02:48:39,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:48:39,810 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 02:48:39,810 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 02:48:39,810 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-22 02:48:39,810 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-22 02:48:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-22 02:48:39,811 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-22 02:48:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 02:48:39,811 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 02:48:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 02:48:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 02:48:39,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 02:48:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-22 02:48:39,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-22 02:48:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-22 02:48:39,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-22 02:48:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-22 02:48:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-22 02:48:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 02:48:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 02:48:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:48:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:48:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-22 02:48:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-22 02:48:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 02:48:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 02:48:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-22 02:48:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-22 02:48:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 02:48:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 02:48:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-22 02:48:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-22 02:48:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-22 02:48:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-22 02:48:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:48:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-22 02:48:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-22 02:48:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-22 02:48:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-22 02:48:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:48:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-22 02:48:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-22 02:48:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-22 02:48:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-22 02:48:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-22 02:48:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-22 02:48:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 02:48:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 02:48:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-22 02:48:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-22 02:48:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 02:48:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 02:48:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-22 02:48:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-22 02:48:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-22 02:48:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-22 02:48:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-22 02:48:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-22 02:48:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 02:48:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 02:48:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-22 02:48:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-22 02:48:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 02:48:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 02:48:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_85 [2022-11-22 02:48:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_85 [2022-11-22 02:48:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 02:48:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 02:48:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-22 02:48:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-22 02:48:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 02:48:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 02:48:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-11-22 02:48:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-11-22 02:48:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-22 02:48:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-22 02:48:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:48:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-22 02:48:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-22 02:48:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:48:39,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:48:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-22 02:48:39,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-22 02:48:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-22 02:48:39,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-22 02:48:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_99 [2022-11-22 02:48:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_99 [2022-11-22 02:48:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-22 02:48:39,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-22 02:48:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-22 02:48:39,837 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-22 02:48:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-22 02:48:39,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-22 02:48:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-22 02:48:39,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-22 02:48:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-22 02:48:39,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-22 02:48:39,838 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 02:48:39,838 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 02:48:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-22 02:48:39,839 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-22 02:48:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 02:48:39,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 02:48:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 02:48:39,839 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 02:48:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-22 02:48:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-22 02:48:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-22 02:48:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-22 02:48:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 02:48:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 02:48:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-22 02:48:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-22 02:48:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-22 02:48:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-22 02:48:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-22 02:48:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-22 02:48:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-22 02:48:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-22 02:48:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 02:48:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 02:48:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 02:48:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 02:48:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-22 02:48:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-22 02:48:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-22 02:48:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-22 02:48:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:48:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:48:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-22 02:48:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-22 02:48:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-22 02:48:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-22 02:48:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-22 02:48:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-22 02:48:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-22 02:48:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-22 02:48:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-22 02:48:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-22 02:48:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-22 02:48:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-22 02:48:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-22 02:48:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-22 02:48:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-22 02:48:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-22 02:48:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-22 02:48:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-22 02:48:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-22 02:48:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-22 02:48:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 02:48:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 02:48:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-22 02:48:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-22 02:48:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-22 02:48:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-22 02:48:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:48:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:48:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 02:48:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 02:48:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 02:48:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 02:48:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:48:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:48:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-22 02:48:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-22 02:48:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:48:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 02:48:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 02:48:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-22 02:48:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-22 02:48:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-22 02:48:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-22 02:48:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-22 02:48:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-22 02:48:39,851 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 02:48:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 02:48:39,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:48:39,851 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-22 02:48:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-22 02:48:39,851 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-22 02:48:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-22 02:48:39,852 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 02:48:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 02:48:39,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:48:39,852 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-22 02:48:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-22 02:48:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-22 02:48:39,853 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-22 02:48:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-22 02:48:39,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-22 02:48:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 02:48:39,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 02:48:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-11-22 02:48:39,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-11-22 02:48:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:48:39,854 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:48:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-22 02:48:39,854 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-22 02:48:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_86 [2022-11-22 02:48:39,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_86 [2022-11-22 02:48:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 02:48:39,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 02:48:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-22 02:48:39,855 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-22 02:48:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 02:48:39,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 02:48:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-22 02:48:39,861 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-22 02:48:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-22 02:48:39,861 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-22 02:48:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-22 02:48:39,861 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-22 02:48:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-22 02:48:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-22 02:48:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-22 02:48:39,863 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-22 02:48:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-22 02:48:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-22 02:48:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-22 02:48:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-22 02:48:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:48:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:48:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:48:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:48:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-22 02:48:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-22 02:48:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-22 02:48:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-22 02:48:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-22 02:48:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-22 02:48:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 02:48:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 02:48:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-22 02:48:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-22 02:48:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-22 02:48:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-22 02:48:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-22 02:48:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-22 02:48:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 02:48:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 02:48:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-22 02:48:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-22 02:48:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-22 02:48:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-22 02:48:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-22 02:48:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-22 02:48:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-22 02:48:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-22 02:48:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 02:48:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 02:48:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-22 02:48:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-22 02:48:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:48:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:48:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:48:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-22 02:48:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-22 02:48:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:48:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:48:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-22 02:48:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-22 02:48:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 02:48:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 02:48:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-22 02:48:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-22 02:48:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 02:48:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 02:48:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-22 02:48:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-22 02:48:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-22 02:48:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-22 02:48:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-22 02:48:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-22 02:48:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 02:48:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 02:48:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-22 02:48:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-22 02:48:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 02:48:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 02:48:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-22 02:48:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-22 02:48:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-22 02:48:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-22 02:48:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-22 02:48:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-22 02:48:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-22 02:48:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-22 02:48:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 02:48:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 02:48:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-22 02:48:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-22 02:48:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-22 02:48:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-22 02:48:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-22 02:48:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-22 02:48:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-22 02:48:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-22 02:48:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:48:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-22 02:48:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-22 02:48:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-22 02:48:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-22 02:48:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:48:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:48:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 02:48:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 02:48:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-22 02:48:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-22 02:48:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-22 02:48:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-22 02:48:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-22 02:48:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-22 02:48:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-22 02:48:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-22 02:48:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-22 02:48:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-22 02:48:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:48:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:48:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-22 02:48:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-22 02:48:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-22 02:48:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-22 02:48:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-22 02:48:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-22 02:48:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-22 02:48:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-22 02:48:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-22 02:48:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-22 02:48:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-22 02:48:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-22 02:48:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 02:48:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 02:48:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 02:48:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 02:48:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-22 02:48:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-22 02:48:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-22 02:48:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-22 02:48:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-22 02:48:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-22 02:48:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:48:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:48:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-22 02:48:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-22 02:48:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-22 02:48:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-22 02:48:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-22 02:48:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-22 02:48:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 02:48:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 02:48:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_98 [2022-11-22 02:48:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_98 [2022-11-22 02:48:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-22 02:48:39,885 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-22 02:48:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 02:48:39,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 02:48:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-22 02:48:39,885 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-22 02:48:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-22 02:48:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-22 02:48:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-22 02:48:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-22 02:48:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-22 02:48:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-22 02:48:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:48:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:48:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-22 02:48:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-22 02:48:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-22 02:48:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-22 02:48:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 02:48:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 02:48:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:48:39,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:48:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 02:48:39,888 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 02:48:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:48:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-22 02:48:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-22 02:48:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-22 02:48:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-22 02:48:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 02:48:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 02:48:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-22 02:48:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-22 02:48:41,672 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:48:41,679 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:48:42,293 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:51:26,092 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 02:51:26,411 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:51:36,139 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:51:36,139 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-22 02:51:36,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:51:36 BoogieIcfgContainer [2022-11-22 02:51:36,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:51:36,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:51:36,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:51:36,158 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:51:36,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:48:27" (1/3) ... [2022-11-22 02:51:36,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ccee7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:51:36, skipping insertion in model container [2022-11-22 02:51:36,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:37" (2/3) ... [2022-11-22 02:51:36,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ccee7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:51:36, skipping insertion in model container [2022-11-22 02:51:36,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:51:36" (3/3) ... [2022-11-22 02:51:36,162 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 02:51:36,183 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:51:36,184 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-22 02:51:36,350 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:51:36,357 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;@64beb49b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:51:36,357 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-22 02:51:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 4747 states, 2870 states have (on average 1.3031358885017421) internal successors, (3740), 2944 states have internal predecessors, (3740), 1615 states have call successors, (1615), 260 states have call predecessors, (1615), 259 states have return successors, (1606), 1596 states have call predecessors, (1606), 1606 states have call successors, (1606) [2022-11-22 02:51:36,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-11-22 02:51:36,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:51:36,414 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 02:51:36,415 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:51:36,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:51:36,420 INFO L85 PathProgramCache]: Analyzing trace with hash -387680753, now seen corresponding path program 1 times [2022-11-22 02:51:36,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:51:36,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398273842] [2022-11-22 02:51:36,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:51:36,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:51:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:51:38,367 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 02:51:38,370 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:51:38,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398273842] [2022-11-22 02:51:38,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398273842] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:51:38,372 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:51:38,372 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:51:38,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753638764] [2022-11-22 02:51:38,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:51:38,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:51:38,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:51:38,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:51:38,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:51:38,431 INFO L87 Difference]: Start difference. First operand has 4747 states, 2870 states have (on average 1.3031358885017421) internal successors, (3740), 2944 states have internal predecessors, (3740), 1615 states have call successors, (1615), 260 states have call predecessors, (1615), 259 states have return successors, (1606), 1596 states have call predecessors, (1606), 1606 states have call successors, (1606) 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 02:51:42,171 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 02:51:44,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:51:52,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:51:54,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:00,335 WARN L539 Checker$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 02:52:02,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:05,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:09,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:52:09,191 INFO L93 Difference]: Finished difference Result 13865 states and 21014 transitions. [2022-11-22 02:52:09,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:52:09,194 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 02:52:09,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:52:09,290 INFO L225 Difference]: With dead ends: 13865 [2022-11-22 02:52:09,290 INFO L226 Difference]: Without dead ends: 9160 [2022-11-22 02:52:09,350 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 02:52:09,353 INFO L413 NwaCegarLoop]: 7921 mSDtfsCounter, 6504 mSDsluCounter, 6158 mSDsCounter, 0 mSdLazyCounter, 1570 mSolverCounterSat, 7 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6506 SdHoareTripleChecker+Valid, 14079 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1570 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:52:09,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6506 Valid, 14079 Invalid, 1581 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1570 Invalid, 4 Unknown, 0 Unchecked, 30.0s Time] [2022-11-22 02:52:09,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9160 states. [2022-11-22 02:52:10,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9160 to 9153. [2022-11-22 02:52:10,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9153 states, 5556 states have (on average 1.3016558675305976) internal successors, (7232), 5703 states have internal predecessors, (7232), 3086 states have call successors, (3086), 510 states have call predecessors, (3086), 508 states have return successors, (3082), 3059 states have call predecessors, (3082), 3082 states have call successors, (3082) [2022-11-22 02:52:10,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9153 states to 9153 states and 13400 transitions. [2022-11-22 02:52:10,389 INFO L78 Accepts]: Start accepts. Automaton has 9153 states and 13400 transitions. Word has length 291 [2022-11-22 02:52:10,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:52:10,391 INFO L495 AbstractCegarLoop]: Abstraction has 9153 states and 13400 transitions. [2022-11-22 02:52:10,391 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 02:52:10,392 INFO L276 IsEmpty]: Start isEmpty. Operand 9153 states and 13400 transitions. [2022-11-22 02:52:10,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-11-22 02:52:10,402 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:52:10,403 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 02:52:10,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:52:10,403 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:52:10,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:52:10,404 INFO L85 PathProgramCache]: Analyzing trace with hash -579933877, now seen corresponding path program 1 times [2022-11-22 02:52:10,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:52:10,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233045428] [2022-11-22 02:52:10,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:52:10,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:52:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:52:11,455 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 02:52:11,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:52:11,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233045428] [2022-11-22 02:52:11,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233045428] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:52:11,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:52:11,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:52:11,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194727797] [2022-11-22 02:52:11,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:52:11,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:52:11,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:52:11,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:52:11,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:52:11,459 INFO L87 Difference]: Start difference. First operand 9153 states and 13400 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:52:15,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:17,202 WARN L539 Checker$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 02:52:28,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:30,038 WARN L539 Checker$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 02:52:32,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:36,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:38,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:40,784 WARN L539 Checker$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 02:52:43,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:52:46,769 WARN L539 Checker$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 02:52:50,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:52:50,663 INFO L93 Difference]: Finished difference Result 26836 states and 39261 transitions. [2022-11-22 02:52:50,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:52:50,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 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 02:52:50,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:52:50,900 INFO L225 Difference]: With dead ends: 26836 [2022-11-22 02:52:50,900 INFO L226 Difference]: Without dead ends: 17738 [2022-11-22 02:52:50,997 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 02:52:50,999 INFO L413 NwaCegarLoop]: 8244 mSDtfsCounter, 6275 mSDsluCounter, 6109 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 29 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6279 SdHoareTripleChecker+Valid, 14353 SdHoareTripleChecker+Invalid, 1729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:52:50,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6279 Valid, 14353 Invalid, 1729 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 1692 Invalid, 8 Unknown, 0 Unchecked, 38.3s Time] [2022-11-22 02:52:51,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17738 states. [2022-11-22 02:52:52,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17738 to 17696. [2022-11-22 02:52:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17696 states, 10743 states have (on average 1.2978683794098482) internal successors, (13943), 11029 states have internal predecessors, (13943), 5947 states have call successors, (5947), 1009 states have call predecessors, (5947), 1003 states have return successors, (5943), 5893 states have call predecessors, (5943), 5943 states have call successors, (5943) [2022-11-22 02:52:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17696 states to 17696 states and 25833 transitions. [2022-11-22 02:52:52,806 INFO L78 Accepts]: Start accepts. Automaton has 17696 states and 25833 transitions. Word has length 307 [2022-11-22 02:52:52,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:52:52,809 INFO L495 AbstractCegarLoop]: Abstraction has 17696 states and 25833 transitions. [2022-11-22 02:52:52,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:52:52,811 INFO L276 IsEmpty]: Start isEmpty. Operand 17696 states and 25833 transitions. [2022-11-22 02:52:52,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-11-22 02:52:52,822 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:52:52,823 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 02:52:52,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:52:52,824 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:52:52,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:52:52,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1317605982, now seen corresponding path program 1 times [2022-11-22 02:52:52,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:52:52,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831403438] [2022-11-22 02:52:52,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:52:52,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:52:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:52:53,862 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 02:52:53,862 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:52:53,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831403438] [2022-11-22 02:52:53,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831403438] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:52:53,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:52:53,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:52:53,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348817608] [2022-11-22 02:52:53,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:52:53,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:52:53,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:52:53,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:52:53,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:52:53,866 INFO L87 Difference]: Start difference. First operand 17696 states and 25833 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:52:58,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:04,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:06,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:10,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:13,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:16,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:20,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:24,592 WARN L539 Checker$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 02:53:26,901 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 02:53:29,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:53:29,221 INFO L93 Difference]: Finished difference Result 50301 states and 73298 transitions. [2022-11-22 02:53:29,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:53:29,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (34), 2 states have call predecessors, (34), 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 02:53:29,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:53:29,460 INFO L225 Difference]: With dead ends: 50301 [2022-11-22 02:53:29,460 INFO L226 Difference]: Without dead ends: 32660 [2022-11-22 02:53:29,575 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 02:53:29,576 INFO L413 NwaCegarLoop]: 7963 mSDtfsCounter, 5688 mSDsluCounter, 6118 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 7 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5688 SdHoareTripleChecker+Valid, 14081 SdHoareTripleChecker+Invalid, 1649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1637 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:53:29,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5688 Valid, 14081 Invalid, 1649 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1637 Invalid, 5 Unknown, 0 Unchecked, 34.1s Time] [2022-11-22 02:53:29,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32660 states. [2022-11-22 02:53:31,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32660 to 32622. [2022-11-22 02:53:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32622 states, 19741 states have (on average 1.2909680360670686) internal successors, (25485), 20301 states have internal predecessors, (25485), 10925 states have call successors, (10925), 1969 states have call predecessors, (10925), 1953 states have return successors, (11067), 10807 states have call predecessors, (11067), 10921 states have call successors, (11067) [2022-11-22 02:53:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32622 states to 32622 states and 47477 transitions. [2022-11-22 02:53:31,997 INFO L78 Accepts]: Start accepts. Automaton has 32622 states and 47477 transitions. Word has length 307 [2022-11-22 02:53:31,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:53:31,999 INFO L495 AbstractCegarLoop]: Abstraction has 32622 states and 47477 transitions. [2022-11-22 02:53:31,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-22 02:53:31,999 INFO L276 IsEmpty]: Start isEmpty. Operand 32622 states and 47477 transitions. [2022-11-22 02:53:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-11-22 02:53:32,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:53:32,006 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] [2022-11-22 02:53:32,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:53:32,007 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:53:32,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:53:32,008 INFO L85 PathProgramCache]: Analyzing trace with hash -416248323, now seen corresponding path program 1 times [2022-11-22 02:53:32,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:53:32,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788623707] [2022-11-22 02:53:32,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:53:32,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:53:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:53:33,034 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 02:53:33,034 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:53:33,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788623707] [2022-11-22 02:53:33,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788623707] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:53:33,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:53:33,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:53:33,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412636240] [2022-11-22 02:53:33,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:53:33,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:53:33,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:53:33,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:53:33,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:53:33,036 INFO L87 Difference]: Start difference. First operand 32622 states and 47477 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-22 02:53:37,217 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 02:53:44,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:53:51,533 WARN L539 Checker$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 02:53:56,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:00,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:04,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:06,514 WARN L539 Checker$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 02:54:10,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:54:10,511 INFO L93 Difference]: Finished difference Result 96029 states and 140907 transitions. [2022-11-22 02:54:10,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:54:10,512 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 310 [2022-11-22 02:54:10,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:54:11,255 INFO L225 Difference]: With dead ends: 96029 [2022-11-22 02:54:11,256 INFO L226 Difference]: Without dead ends: 63462 [2022-11-22 02:54:11,480 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 02:54:11,483 INFO L413 NwaCegarLoop]: 9376 mSDtfsCounter, 6421 mSDsluCounter, 6185 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6423 SdHoareTripleChecker+Valid, 15561 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:54:11,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6423 Valid, 15561 Invalid, 1787 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1778 Invalid, 6 Unknown, 0 Unchecked, 35.1s Time] [2022-11-22 02:54:11,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63462 states. [2022-11-22 02:54:15,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63462 to 63402. [2022-11-22 02:54:15,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63402 states, 38399 states have (on average 1.2918305164196984) internal successors, (49605), 39554 states have internal predecessors, (49605), 21189 states have call successors, (21189), 3866 states have call predecessors, (21189), 3811 states have return successors, (22638), 20881 states have call predecessors, (22638), 21185 states have call successors, (22638) [2022-11-22 02:54:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63402 states to 63402 states and 93432 transitions. [2022-11-22 02:54:15,949 INFO L78 Accepts]: Start accepts. Automaton has 63402 states and 93432 transitions. Word has length 310 [2022-11-22 02:54:15,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:54:15,950 INFO L495 AbstractCegarLoop]: Abstraction has 63402 states and 93432 transitions. [2022-11-22 02:54:15,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-22 02:54:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 63402 states and 93432 transitions. [2022-11-22 02:54:15,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-11-22 02:54:15,975 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:54:15,975 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] [2022-11-22 02:54:15,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:54:15,976 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:54:15,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:54:15,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1892099178, now seen corresponding path program 1 times [2022-11-22 02:54:15,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:54:15,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075380405] [2022-11-22 02:54:15,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:54:15,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:54:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:54:17,062 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 02:54:17,063 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:54:17,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075380405] [2022-11-22 02:54:17,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075380405] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:54:17,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:54:17,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:54:17,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464027376] [2022-11-22 02:54:17,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:54:17,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:54:17,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:54:17,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:54:17,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:54:17,065 INFO L87 Difference]: Start difference. First operand 63402 states and 93432 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-22 02:54:20,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:27,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:28,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:34,181 WARN L539 Checker$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 02:54:41,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:44,499 WARN L539 Checker$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 02:54:52,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:54:54,559 WARN L539 Checker$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 02:54:57,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:54:57,683 INFO L93 Difference]: Finished difference Result 165374 states and 243024 transitions. [2022-11-22 02:54:57,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:54:57,684 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 318 [2022-11-22 02:54:57,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:54:58,721 INFO L225 Difference]: With dead ends: 165374 [2022-11-22 02:54:58,722 INFO L226 Difference]: Without dead ends: 102027 [2022-11-22 02:54:59,272 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 02:54:59,275 INFO L413 NwaCegarLoop]: 8971 mSDtfsCounter, 6348 mSDsluCounter, 6124 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 18 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6351 SdHoareTripleChecker+Valid, 15095 SdHoareTripleChecker+Invalid, 1735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:54:59,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6351 Valid, 15095 Invalid, 1735 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [18 Valid, 1711 Invalid, 6 Unknown, 0 Unchecked, 35.4s Time] [2022-11-22 02:54:59,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102027 states. [2022-11-22 02:55:05,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102027 to 101969. [2022-11-22 02:55:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101969 states, 61868 states have (on average 1.2869496347061486) internal successors, (79621), 63747 states have internal predecessors, (79621), 33853 states have call successors, (33853), 6335 states have call predecessors, (33853), 6245 states have return successors, (35862), 33355 states have call predecessors, (35862), 33849 states have call successors, (35862) [2022-11-22 02:55:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101969 states to 101969 states and 149336 transitions. [2022-11-22 02:55:06,957 INFO L78 Accepts]: Start accepts. Automaton has 101969 states and 149336 transitions. Word has length 318 [2022-11-22 02:55:06,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:55:06,958 INFO L495 AbstractCegarLoop]: Abstraction has 101969 states and 149336 transitions. [2022-11-22 02:55:06,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-22 02:55:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 101969 states and 149336 transitions. [2022-11-22 02:55:06,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-11-22 02:55:06,969 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:55:06,969 INFO L195 NwaCegarLoop]: trace histogram [29, 27, 27, 27, 27, 27, 27, 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, 1, 1, 1, 1, 1] [2022-11-22 02:55:06,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:55:06,969 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:55:06,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:55:06,970 INFO L85 PathProgramCache]: Analyzing trace with hash 814720605, now seen corresponding path program 1 times [2022-11-22 02:55:06,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:55:06,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248386577] [2022-11-22 02:55:06,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:55:06,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:55:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:55:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2918 trivial. 0 not checked. [2022-11-22 02:55:08,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:55:08,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248386577] [2022-11-22 02:55:08,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248386577] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:55:08,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:55:08,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:55:08,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370373907] [2022-11-22 02:55:08,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:55:08,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:55:08,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:55:08,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:55:08,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:55:08,094 INFO L87 Difference]: Start difference. First operand 101969 states and 149336 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-22 02:55:13,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:55:16,223 WARN L539 Checker$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 02:55:18,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:55:23,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:55:25,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:55:27,097 WARN L539 Checker$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 02:55:34,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:55:38,132 WARN L539 Checker$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 02:55:42,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:55:47,368 WARN L539 Checker$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 02:55:51,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:55:53,557 WARN L539 Checker$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 02:55:56,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:55:56,492 INFO L93 Difference]: Finished difference Result 220081 states and 322876 transitions. [2022-11-22 02:55:56,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:55:56,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 327 [2022-11-22 02:55:56,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:55:57,340 INFO L225 Difference]: With dead ends: 220081 [2022-11-22 02:55:57,340 INFO L226 Difference]: Without dead ends: 118167 [2022-11-22 02:55:58,133 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 02:55:58,133 INFO L413 NwaCegarLoop]: 9474 mSDtfsCounter, 6470 mSDsluCounter, 6143 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 13 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6477 SdHoareTripleChecker+Valid, 15617 SdHoareTripleChecker+Invalid, 1894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:55:58,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6477 Valid, 15617 Invalid, 1894 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 1872 Invalid, 9 Unknown, 0 Unchecked, 42.4s Time] [2022-11-22 02:55:58,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118167 states. [2022-11-22 02:56:03,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118167 to 118063. [2022-11-22 02:56:03,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118063 states, 71732 states have (on average 1.2890341827915017) internal successors, (92465), 73969 states have internal predecessors, (92465), 39168 states have call successors, (39168), 7292 states have call predecessors, (39168), 7160 states have return successors, (41703), 38485 states have call predecessors, (41703), 39164 states have call successors, (41703) [2022-11-22 02:56:05,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118063 states to 118063 states and 173336 transitions. [2022-11-22 02:56:05,156 INFO L78 Accepts]: Start accepts. Automaton has 118063 states and 173336 transitions. Word has length 327 [2022-11-22 02:56:05,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:56:05,157 INFO L495 AbstractCegarLoop]: Abstraction has 118063 states and 173336 transitions. [2022-11-22 02:56:05,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-22 02:56:05,159 INFO L276 IsEmpty]: Start isEmpty. Operand 118063 states and 173336 transitions. [2022-11-22 02:56:05,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-11-22 02:56:05,163 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:56:05,164 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 02:56:05,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:56:05,165 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:56:05,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:56:05,166 INFO L85 PathProgramCache]: Analyzing trace with hash -16580406, now seen corresponding path program 1 times [2022-11-22 02:56:05,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:56:05,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661164125] [2022-11-22 02:56:05,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:56:05,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:56:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:56:07,174 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 02:56:07,174 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:56:07,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661164125] [2022-11-22 02:56:07,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661164125] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:56:07,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:56:07,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:56:07,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126024378] [2022-11-22 02:56:07,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:56:07,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:56:07,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:56:07,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:56:07,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:56:07,177 INFO L87 Difference]: Start difference. First operand 118063 states and 173336 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 02:56:15,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:56:20,366 WARN L539 Checker$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 02:56:26,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:56:36,546 WARN L539 Checker$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 02:56:42,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:56:46,085 WARN L539 Checker$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 02:56:52,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:57:05,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:57:07,493 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 02:57:12,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:57:12,893 INFO L93 Difference]: Finished difference Result 235235 states and 350993 transitions. [2022-11-22 02:57:12,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:57:12,894 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 02:57:12,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:57:14,588 INFO L225 Difference]: With dead ends: 235235 [2022-11-22 02:57:14,588 INFO L226 Difference]: Without dead ends: 235233 [2022-11-22 02:57:14,718 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 02:57:14,719 INFO L413 NwaCegarLoop]: 8881 mSDtfsCounter, 6626 mSDsluCounter, 23886 mSDsCounter, 0 mSdLazyCounter, 3722 mSolverCounterSat, 3 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6646 SdHoareTripleChecker+Valid, 32767 SdHoareTripleChecker+Invalid, 3733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3722 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:57:14,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6646 Valid, 32767 Invalid, 3733 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 3722 Invalid, 8 Unknown, 0 Unchecked, 56.8s Time] [2022-11-22 02:57:14,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235233 states.