./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ded9a504a1f021ee39d24f2dc9453e9d2f58c18dc67195089c039613b2b61e04 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:11:02,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:11:02,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:11:02,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:11:02,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:11:02,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:11:02,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:11:02,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:11:02,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:11:02,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:11:02,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:11:02,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:11:02,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:11:02,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:11:02,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:11:02,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:11:02,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:11:02,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:11:02,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:11:02,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:11:02,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:11:02,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:11:02,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:11:02,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:11:02,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:11:02,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:11:02,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:11:02,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:11:02,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:11:02,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:11:02,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:11:02,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:11:02,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:11:02,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:11:02,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:11:02,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:11:02,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:11:02,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:11:02,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:11:02,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:11:02,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:11:02,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:11:02,881 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:11:02,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:11:02,881 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:11:02,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:11:02,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:11:02,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:11:02,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:11:02,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:11:02,884 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:11:02,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:11:02,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:11:02,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:11:02,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:11:02,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:11:02,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:11:02,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:11:02,886 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:11:02,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:11:02,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:11:02,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:11:02,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:11:02,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:11:02,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:11:02,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:11:02,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:11:02,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:11:02,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:11:02,894 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:11:02,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:11:02,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:11:02,895 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_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ded9a504a1f021ee39d24f2dc9453e9d2f58c18dc67195089c039613b2b61e04 [2022-11-02 21:11:03,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:11:03,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:11:03,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:11:03,175 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:11:03,176 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:11:03,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-02 21:11:03,242 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/data/e8f183eee/c2badc1b89274a5eaf82b34aea4d2451/FLAG4e2d08e9e [2022-11-02 21:11:04,321 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:11:04,322 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-02 21:11:04,392 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/data/e8f183eee/c2badc1b89274a5eaf82b34aea4d2451/FLAG4e2d08e9e [2022-11-02 21:11:04,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/data/e8f183eee/c2badc1b89274a5eaf82b34aea4d2451 [2022-11-02 21:11:04,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:11:04,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:11:04,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:11:04,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:11:04,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:11:04,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:11:04" (1/1) ... [2022-11-02 21:11:04,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d01e864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:04, skipping insertion in model container [2022-11-02 21:11:04,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:11:04" (1/1) ... [2022-11-02 21:11:04,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:11:04,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:11:12,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694098,694111] [2022-11-02 21:11:12,088 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694267,694280] [2022-11-02 21:11:12,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694434,694447] [2022-11-02 21:11:12,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694602,694615] [2022-11-02 21:11:12,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:11:12,236 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:11:12,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694098,694111] [2022-11-02 21:11:12,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694267,694280] [2022-11-02 21:11:12,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694434,694447] [2022-11-02 21:11:12,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[694602,694615] [2022-11-02 21:11:12,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:11:13,528 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:11:13,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13 WrapperNode [2022-11-02 21:11:13,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:11:13,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:11:13,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:11:13,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:11:13,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:13,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:14,226 INFO L138 Inliner]: procedures = 831, calls = 8638, calls flagged for inlining = 381, calls inlined = 326, statements flattened = 16683 [2022-11-02 21:11:14,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:11:14,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:11:14,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:11:14,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:11:14,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:14,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:14,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:14,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:14,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:14,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:14,961 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:15,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:15,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:11:15,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:11:15,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:11:15,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:11:15,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (1/1) ... [2022-11-02 21:11:15,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:11:15,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:11:15,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:11:15,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d653ed-b715-4f2b-8f15-6cb1c74e9a29/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:11:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-02 21:11:15,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-02 21:11:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-02 21:11:15,225 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-02 21:11:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-02 21:11:15,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-02 21:11:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-02 21:11:15,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-02 21:11:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-02 21:11:15,226 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-02 21:11:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-02 21:11:15,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-02 21:11:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_116 [2022-11-02 21:11:15,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_116 [2022-11-02 21:11:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:11:15,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:11:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-02 21:11:15,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-02 21:11:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 21:11:15,227 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 21:11:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 21:11:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 21:11:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-02 21:11:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-02 21:11:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-02 21:11:15,324 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-02 21:11:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-02 21:11:15,324 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-02 21:11:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-02 21:11:15,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-02 21:11:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-02 21:11:15,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-02 21:11:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 21:11:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 21:11:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 21:11:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 21:11:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 21:11:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-02 21:11:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-02 21:11:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-02 21:11:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-02 21:11:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-02 21:11:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-02 21:11:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 21:11:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 21:11:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 21:11:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 21:11:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-02 21:11:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-02 21:11:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-02 21:11:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-02 21:11:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-02 21:11:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-02 21:11:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-02 21:11:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-02 21:11:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 21:11:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 21:11:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-02 21:11:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-02 21:11:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 21:11:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 21:11:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-02 21:11:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-02 21:11:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:11:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-02 21:11:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-02 21:11:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-02 21:11:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-02 21:11:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-02 21:11:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-02 21:11:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-02 21:11:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-02 21:11:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-02 21:11:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-02 21:11:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 21:11:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 21:11:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-02 21:11:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-02 21:11:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-02 21:11:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-02 21:11:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-02 21:11:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-02 21:11:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-02 21:11:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-02 21:11:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-02 21:11:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-02 21:11:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 21:11:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 21:11:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-02 21:11:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-02 21:11:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-02 21:11:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-02 21:11:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-02 21:11:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-02 21:11:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-02 21:11:15,332 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-02 21:11:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-02 21:11:15,333 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-02 21:11:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:11:15,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:11:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:11:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-02 21:11:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-02 21:11:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-02 21:11:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-02 21:11:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:11:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-02 21:11:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-02 21:11:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 21:11:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 21:11:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 21:11:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 21:11:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:11:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-02 21:11:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-02 21:11:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 21:11:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-02 21:11:15,336 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-02 21:11:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-02 21:11:15,336 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-02 21:11:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-02 21:11:15,337 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-02 21:11:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 21:11:15,340 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 21:11:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:11:15,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:11:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-02 21:11:15,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-02 21:11:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-02 21:11:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-02 21:11:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 21:11:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 21:11:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-02 21:11:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-02 21:11:15,342 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-02 21:11:15,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-02 21:11:15,342 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-02 21:11:15,342 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-02 21:11:15,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-02 21:11:15,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-02 21:11:15,342 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 21:11:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 21:11:15,343 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-02 21:11:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-02 21:11:15,343 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-02 21:11:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-02 21:11:15,343 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-02 21:11:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-02 21:11:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:11:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:11:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 21:11:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 21:11:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 21:11:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 21:11:15,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 21:11:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-02 21:11:15,345 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-02 21:11:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-02 21:11:15,345 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-02 21:11:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 21:11:15,345 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 21:11:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-02 21:11:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-02 21:11:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-02 21:11:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 21:11:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 21:11:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-02 21:11:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-02 21:11:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-02 21:11:15,347 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-02 21:11:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-02 21:11:15,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-02 21:11:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 21:11:15,347 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 21:11:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-02 21:11:15,348 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-02 21:11:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-02 21:11:15,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-02 21:11:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-02 21:11:15,348 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-02 21:11:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-02 21:11:15,348 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-02 21:11:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-02 21:11:15,349 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-02 21:11:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-02 21:11:15,349 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-02 21:11:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:11:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-02 21:11:15,350 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-02 21:11:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-02 21:11:15,350 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-02 21:11:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:11:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-02 21:11:15,350 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-02 21:11:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-02 21:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-02 21:11:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-02 21:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-02 21:11:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 21:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 21:11:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-02 21:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-02 21:11:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 21:11:15,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 21:11:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-02 21:11:15,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-02 21:11:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-02 21:11:15,352 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-02 21:11:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-02 21:11:15,353 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-02 21:11:15,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 21:11:15,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 21:11:15,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-02 21:11:15,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-02 21:11:15,353 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-02 21:11:15,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-02 21:11:15,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_85 [2022-11-02 21:11:15,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_85 [2022-11-02 21:11:15,354 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 21:11:15,354 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 21:11:15,354 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-02 21:11:15,354 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-02 21:11:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 21:11:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 21:11:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-11-02 21:11:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-11-02 21:11:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-02 21:11:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-02 21:11:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2022-11-02 21:11:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2022-11-02 21:11:15,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:11:15,356 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-02 21:11:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-02 21:11:15,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 21:11:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 21:11:15,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2022-11-02 21:11:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2022-11-02 21:11:15,357 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-02 21:11:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-02 21:11:15,357 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-02 21:11:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-02 21:11:15,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_99 [2022-11-02 21:11:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_99 [2022-11-02 21:11:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-02 21:11:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-02 21:11:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-02 21:11:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-02 21:11:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-02 21:11:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-02 21:11:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-02 21:11:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-02 21:11:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-02 21:11:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-02 21:11:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 21:11:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 21:11:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-02 21:11:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-02 21:11:15,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 21:11:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 21:11:15,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-02 21:11:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-02 21:11:15,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-02 21:11:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-02 21:11:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-02 21:11:15,361 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-02 21:11:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 21:11:15,361 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 21:11:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-02 21:11:15,361 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-02 21:11:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-02 21:11:15,362 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-02 21:11:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-02 21:11:15,362 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-02 21:11:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-02 21:11:15,362 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-02 21:11:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-02 21:11:15,363 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-02 21:11:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:11:15,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:11:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-02 21:11:15,363 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-02 21:11:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-02 21:11:15,363 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-02 21:11:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 21:11:15,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 21:11:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-02 21:11:15,364 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-02 21:11:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-02 21:11:15,364 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-02 21:11:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-02 21:11:15,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-02 21:11:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-02 21:11:15,365 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-02 21:11:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_4 [2022-11-02 21:11:15,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_4 [2022-11-02 21:11:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-02 21:11:15,365 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-02 21:11:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-02 21:11:15,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-02 21:11:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-02 21:11:15,366 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-02 21:11:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 21:11:15,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 21:11:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-02 21:11:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-02 21:11:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2022-11-02 21:11:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2022-11-02 21:11:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 21:11:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 21:11:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-02 21:11:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-02 21:11:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-02 21:11:15,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-02 21:11:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 21:11:15,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 21:11:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-02 21:11:15,368 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-02 21:11:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 21:11:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 21:11:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 21:11:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 21:11:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2022-11-02 21:11:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2022-11-02 21:11:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-02 21:11:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-02 21:11:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:11:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-02 21:11:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-02 21:11:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-02 21:11:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-02 21:11:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-02 21:11:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-02 21:11:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-02 21:11:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-02 21:11:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 21:11:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 21:11:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 21:11:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-02 21:11:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-02 21:11:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-02 21:11:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-02 21:11:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 21:11:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 21:11:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:11:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-02 21:11:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-02 21:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-02 21:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-02 21:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-02 21:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-02 21:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 21:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 21:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-11-02 21:11:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-11-02 21:11:15,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 21:11:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 21:11:15,374 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-02 21:11:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-02 21:11:15,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_86 [2022-11-02 21:11:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_86 [2022-11-02 21:11:15,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-02 21:11:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-02 21:11:15,375 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-02 21:11:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-02 21:11:15,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 21:11:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 21:11:15,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_59 [2022-11-02 21:11:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_59 [2022-11-02 21:11:15,376 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_self_test [2022-11-02 21:11:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_self_test [2022-11-02 21:11:15,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2022-11-02 21:11:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2022-11-02 21:11:15,376 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-02 21:11:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-02 21:11:15,377 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-02 21:11:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-02 21:11:15,377 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-02 21:11:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-02 21:11:15,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-02 21:11:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-02 21:11:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_timer [2022-11-02 21:11:15,378 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_timer [2022-11-02 21:11:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-02 21:11:15,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-02 21:11:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-02 21:11:15,378 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-02 21:11:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2022-11-02 21:11:15,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2022-11-02 21:11:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-02 21:11:15,379 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-02 21:11:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 21:11:15,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 21:11:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:11:15,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:11:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-02 21:11:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-02 21:11:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-02 21:11:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-02 21:11:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-02 21:11:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-02 21:11:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-02 21:11:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-02 21:11:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_53 [2022-11-02 21:11:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_53 [2022-11-02 21:11:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_52 [2022-11-02 21:11:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_52 [2022-11-02 21:11:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 21:11:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 21:11:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_49 [2022-11-02 21:11:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_49 [2022-11-02 21:11:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-02 21:11:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-02 21:11:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-02 21:11:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-02 21:11:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 21:11:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 21:11:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-02 21:11:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-02 21:11:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-02 21:11:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-02 21:11:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_40 [2022-11-02 21:11:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_40 [2022-11-02 21:11:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-02 21:11:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-02 21:11:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-02 21:11:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-02 21:11:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-02 21:11:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-02 21:11:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-02 21:11:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-02 21:11:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 21:11:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:11:15,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:11:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-02 21:11:15,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-02 21:11:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:11:15,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:11:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-02 21:11:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-02 21:11:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-02 21:11:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-02 21:11:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-02 21:11:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-02 21:11:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 21:11:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 21:11:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-02 21:11:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-02 21:11:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-02 21:11:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-02 21:11:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-02 21:11:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-02 21:11:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-02 21:11:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-02 21:11:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-02 21:11:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-02 21:11:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 21:11:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 21:11:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-02 21:11:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-02 21:11:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-02 21:11:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-02 21:11:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-02 21:11:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-02 21:11:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-02 21:11:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-02 21:11:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-02 21:11:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-02 21:11:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-02 21:11:15,390 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-02 21:11:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-02 21:11:15,390 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-02 21:11:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-02 21:11:15,390 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-02 21:11:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-02 21:11:15,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-02 21:11:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:11:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-02 21:11:15,391 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-02 21:11:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-02 21:11:15,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-02 21:11:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-02 21:11:15,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-02 21:11:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-02 21:11:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-02 21:11:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-02 21:11:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-02 21:11:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_139 [2022-11-02 21:11:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_139 [2022-11-02 21:11:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-02 21:11:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-02 21:11:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-02 21:11:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-02 21:11:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 21:11:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 21:11:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-02 21:11:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-02 21:11:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 21:11:15,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 21:11:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-02 21:11:15,394 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-02 21:11:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-02 21:11:15,394 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-02 21:11:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-02 21:11:15,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-02 21:11:15,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-02 21:11:15,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-02 21:11:15,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-02 21:11:15,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-02 21:11:15,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-02 21:11:15,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-02 21:11:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-02 21:11:15,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-02 21:11:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 21:11:15,396 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 21:11:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-02 21:11:15,396 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-02 21:11:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-02 21:11:15,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-02 21:11:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-02 21:11:15,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-02 21:11:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 21:11:15,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 21:11:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-02 21:11:15,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-02 21:11:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-02 21:11:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-02 21:11:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-02 21:11:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-02 21:11:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-02 21:11:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-02 21:11:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_98 [2022-11-02 21:11:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_98 [2022-11-02 21:11:15,399 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-02 21:11:15,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-02 21:11:15,399 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 21:11:15,399 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 21:11:15,399 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-02 21:11:15,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-02 21:11:15,399 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-02 21:11:15,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-02 21:11:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-02 21:11:15,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-02 21:11:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-02 21:11:15,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-02 21:11:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 21:11:15,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 21:11:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-02 21:11:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-02 21:11:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-02 21:11:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-02 21:11:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 21:11:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 21:11:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 21:11:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 21:11:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 21:11:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 21:11:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:11:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-02 21:11:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-02 21:11:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-02 21:11:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-02 21:11:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2022-11-02 21:11:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2022-11-02 21:11:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 21:11:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 21:11:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-02 21:11:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-02 21:11:17,084 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:11:17,099 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:11:17,704 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:13:48,486 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:13:48,521 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:13:48,521 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-02 21:13:48,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:13:48 BoogieIcfgContainer [2022-11-02 21:13:48,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:13:48,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:13:48,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:13:48,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:13:48,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:11:04" (1/3) ... [2022-11-02 21:13:48,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2ef357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:13:48, skipping insertion in model container [2022-11-02 21:13:48,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:13" (2/3) ... [2022-11-02 21:13:48,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2ef357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:13:48, skipping insertion in model container [2022-11-02 21:13:48,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:13:48" (3/3) ... [2022-11-02 21:13:48,546 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-02 21:13:48,566 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:13:48,566 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-02 21:13:48,714 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:13:48,723 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5abd25f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:13:48,724 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-02 21:13:48,746 INFO L276 IsEmpty]: Start isEmpty. Operand has 5771 states, 3930 states have (on average 1.3078880407124682) internal successors, (5140), 4028 states have internal predecessors, (5140), 1564 states have call successors, (1564), 274 states have call predecessors, (1564), 273 states have return successors, (1557), 1536 states have call predecessors, (1557), 1557 states have call successors, (1557) [2022-11-02 21:13:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-02 21:13:48,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:13:48,757 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:13:48,758 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)] === [2022-11-02 21:13:48,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:13:48,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1721833910, now seen corresponding path program 1 times [2022-11-02 21:13:48,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:13:48,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891433390] [2022-11-02 21:13:48,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:13:48,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:13:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:50,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:13:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:50,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:13:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:50,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:13:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:50,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:13:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:50,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:13:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:51,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:13:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-02 21:13:51,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:13:51,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891433390] [2022-11-02 21:13:51,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891433390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:13:51,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:13:51,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:13:51,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494724352] [2022-11-02 21:13:51,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:13:51,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:13:51,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:13:51,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:13:51,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:13:51,098 INFO L87 Difference]: Start difference. First operand has 5771 states, 3930 states have (on average 1.3078880407124682) internal successors, (5140), 4028 states have internal predecessors, (5140), 1564 states have call successors, (1564), 274 states have call predecessors, (1564), 273 states have return successors, (1557), 1536 states have call predecessors, (1557), 1557 states have call successors, (1557) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-02 21:13:52,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:13:52,074 INFO L93 Difference]: Finished difference Result 11530 states and 16910 transitions. [2022-11-02 21:13:52,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:13:52,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2022-11-02 21:13:52,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:13:52,152 INFO L225 Difference]: With dead ends: 11530 [2022-11-02 21:13:52,152 INFO L226 Difference]: Without dead ends: 5771 [2022-11-02 21:13:52,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:13:52,212 INFO L413 NwaCegarLoop]: 8219 mSDtfsCounter, 8159 mSDsluCounter, 16470 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8175 SdHoareTripleChecker+Valid, 24689 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:13:52,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8175 Valid, 24689 Invalid, 26 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:13:52,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5771 states. [2022-11-02 21:13:52,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5771 to 5769. [2022-11-02 21:13:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5769 states, 3925 states have (on average 1.2993630573248407) internal successors, (5100), 4021 states have internal predecessors, (5100), 1561 states have call successors, (1561), 281 states have call predecessors, (1561), 280 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:13:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5769 states to 5769 states and 8219 transitions. [2022-11-02 21:13:52,723 INFO L78 Accepts]: Start accepts. Automaton has 5769 states and 8219 transitions. Word has length 48 [2022-11-02 21:13:52,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:13:52,724 INFO L495 AbstractCegarLoop]: Abstraction has 5769 states and 8219 transitions. [2022-11-02 21:13:52,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-02 21:13:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 5769 states and 8219 transitions. [2022-11-02 21:13:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-02 21:13:52,729 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:13:52,730 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:13:52,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 21:13:52,730 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:13:52,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:13:52,731 INFO L85 PathProgramCache]: Analyzing trace with hash -2051143758, now seen corresponding path program 1 times [2022-11-02 21:13:52,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:13:52,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465010032] [2022-11-02 21:13:52,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:13:52,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:13:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:13:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:13:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:13:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:13:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:13:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:13:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 21:13:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:53,965 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-02 21:13:53,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:13:53,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465010032] [2022-11-02 21:13:53,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465010032] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:13:53,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:13:53,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:13:53,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282903915] [2022-11-02 21:13:53,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:13:53,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:13:53,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:13:53,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:13:53,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:13:53,970 INFO L87 Difference]: Start difference. First operand 5769 states and 8219 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-02 21:13:54,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:13:54,590 INFO L93 Difference]: Finished difference Result 5775 states and 8224 transitions. [2022-11-02 21:13:54,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:13:54,590 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2022-11-02 21:13:54,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:13:54,631 INFO L225 Difference]: With dead ends: 5775 [2022-11-02 21:13:54,631 INFO L226 Difference]: Without dead ends: 5773 [2022-11-02 21:13:54,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:13:54,639 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8152 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8166 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:13:54,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8166 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:13:54,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5773 states. [2022-11-02 21:13:54,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5773 to 5773. [2022-11-02 21:13:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5773 states, 3928 states have (on average 1.2991344195519348) internal successors, (5103), 4024 states have internal predecessors, (5103), 1561 states have call successors, (1561), 282 states have call predecessors, (1561), 281 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:13:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5773 states to 5773 states and 8222 transitions. [2022-11-02 21:13:54,984 INFO L78 Accepts]: Start accepts. Automaton has 5773 states and 8222 transitions. Word has length 53 [2022-11-02 21:13:54,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:13:54,985 INFO L495 AbstractCegarLoop]: Abstraction has 5773 states and 8222 transitions. [2022-11-02 21:13:54,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-02 21:13:54,985 INFO L276 IsEmpty]: Start isEmpty. Operand 5773 states and 8222 transitions. [2022-11-02 21:13:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-02 21:13:54,987 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:13:54,988 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:13:54,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:13:54,988 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:13:54,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:13:54,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1831891210, now seen corresponding path program 1 times [2022-11-02 21:13:54,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:13:54,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700835471] [2022-11-02 21:13:54,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:13:54,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:13:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:13:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:13:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:13:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:13:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:13:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:13:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 21:13:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-02 21:13:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-02 21:13:56,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:13:56,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700835471] [2022-11-02 21:13:56,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700835471] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:13:56,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:13:56,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:13:56,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008226815] [2022-11-02 21:13:56,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:13:56,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:13:56,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:13:56,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:13:56,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:13:56,305 INFO L87 Difference]: Start difference. First operand 5773 states and 8222 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-02 21:13:56,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:13:56,914 INFO L93 Difference]: Finished difference Result 5779 states and 8227 transitions. [2022-11-02 21:13:56,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:13:56,914 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2022-11-02 21:13:56,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:13:56,953 INFO L225 Difference]: With dead ends: 5779 [2022-11-02 21:13:56,954 INFO L226 Difference]: Without dead ends: 5777 [2022-11-02 21:13:56,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:13:56,966 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8152 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8165 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:13:56,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8165 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:13:56,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5777 states. [2022-11-02 21:13:57,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5777 to 5777. [2022-11-02 21:13:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5777 states, 3931 states have (on average 1.298906130755533) internal successors, (5106), 4027 states have internal predecessors, (5106), 1561 states have call successors, (1561), 283 states have call predecessors, (1561), 282 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:13:57,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5777 states to 5777 states and 8225 transitions. [2022-11-02 21:13:57,388 INFO L78 Accepts]: Start accepts. Automaton has 5777 states and 8225 transitions. Word has length 58 [2022-11-02 21:13:57,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:13:57,389 INFO L495 AbstractCegarLoop]: Abstraction has 5777 states and 8225 transitions. [2022-11-02 21:13:57,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-02 21:13:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 5777 states and 8225 transitions. [2022-11-02 21:13:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-02 21:13:57,391 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:13:57,391 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:13:57,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 21:13:57,392 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:13:57,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:13:57,392 INFO L85 PathProgramCache]: Analyzing trace with hash -624883214, now seen corresponding path program 1 times [2022-11-02 21:13:57,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:13:57,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590785175] [2022-11-02 21:13:57,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:13:57,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:13:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:13:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:13:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:13:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:13:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:13:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:13:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 21:13:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-02 21:13:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-02 21:13:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:13:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-02 21:13:58,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:13:58,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590785175] [2022-11-02 21:13:58,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590785175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:13:58,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:13:58,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:13:58,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693131020] [2022-11-02 21:13:58,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:13:58,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:13:58,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:13:58,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:13:58,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:13:58,546 INFO L87 Difference]: Start difference. First operand 5777 states and 8225 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-02 21:13:59,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:13:59,150 INFO L93 Difference]: Finished difference Result 5783 states and 8230 transitions. [2022-11-02 21:13:59,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:13:59,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2022-11-02 21:13:59,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:13:59,189 INFO L225 Difference]: With dead ends: 5783 [2022-11-02 21:13:59,189 INFO L226 Difference]: Without dead ends: 5781 [2022-11-02 21:13:59,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:13:59,196 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8152 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8164 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:13:59,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8164 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:13:59,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2022-11-02 21:13:59,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 5781. [2022-11-02 21:13:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5781 states, 3934 states have (on average 1.2986781901372648) internal successors, (5109), 4030 states have internal predecessors, (5109), 1561 states have call successors, (1561), 284 states have call predecessors, (1561), 283 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:13:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5781 states to 5781 states and 8228 transitions. [2022-11-02 21:13:59,596 INFO L78 Accepts]: Start accepts. Automaton has 5781 states and 8228 transitions. Word has length 63 [2022-11-02 21:13:59,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:13:59,597 INFO L495 AbstractCegarLoop]: Abstraction has 5781 states and 8228 transitions. [2022-11-02 21:13:59,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-02 21:13:59,598 INFO L276 IsEmpty]: Start isEmpty. Operand 5781 states and 8228 transitions. [2022-11-02 21:13:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-02 21:13:59,602 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:13:59,603 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:13:59,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 21:13:59,603 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:13:59,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:13:59,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1055643459, now seen corresponding path program 1 times [2022-11-02 21:13:59,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:13:59,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091316999] [2022-11-02 21:13:59,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:13:59,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:13:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-02 21:14:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:14:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:14:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 21:14:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-02 21:14:00,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:00,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091316999] [2022-11-02 21:14:00,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091316999] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:00,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:00,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:00,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088525510] [2022-11-02 21:14:00,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:00,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:00,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:00,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:00,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:00,953 INFO L87 Difference]: Start difference. First operand 5781 states and 8228 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-02 21:14:01,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:01,585 INFO L93 Difference]: Finished difference Result 5814 states and 8253 transitions. [2022-11-02 21:14:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:01,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 81 [2022-11-02 21:14:01,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:01,644 INFO L225 Difference]: With dead ends: 5814 [2022-11-02 21:14:01,644 INFO L226 Difference]: Without dead ends: 5812 [2022-11-02 21:14:01,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:01,651 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8072 mSDsluCounter, 16433 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8083 SdHoareTripleChecker+Valid, 24617 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:01,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8083 Valid, 24617 Invalid, 26 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:01,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2022-11-02 21:14:02,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 5810. [2022-11-02 21:14:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5810 states, 3955 states have (on average 1.297345132743363) internal successors, (5131), 4051 states have internal predecessors, (5131), 1561 states have call successors, (1561), 292 states have call predecessors, (1561), 291 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:14:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5810 states to 5810 states and 8250 transitions. [2022-11-02 21:14:02,120 INFO L78 Accepts]: Start accepts. Automaton has 5810 states and 8250 transitions. Word has length 81 [2022-11-02 21:14:02,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:02,120 INFO L495 AbstractCegarLoop]: Abstraction has 5810 states and 8250 transitions. [2022-11-02 21:14:02,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-02 21:14:02,121 INFO L276 IsEmpty]: Start isEmpty. Operand 5810 states and 8250 transitions. [2022-11-02 21:14:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 21:14:02,122 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:02,122 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:02,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 21:14:02,123 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:14:02,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:02,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1062135483, now seen corresponding path program 1 times [2022-11-02 21:14:02,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:02,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38388707] [2022-11-02 21:14:02,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:02,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-02 21:14:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:14:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:14:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 21:14:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 21:14:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-02 21:14:03,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:03,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38388707] [2022-11-02 21:14:03,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38388707] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:03,361 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:03,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:03,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480684249] [2022-11-02 21:14:03,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:03,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:03,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:03,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:03,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:03,363 INFO L87 Difference]: Start difference. First operand 5810 states and 8250 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-02 21:14:03,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:03,999 INFO L93 Difference]: Finished difference Result 5816 states and 8255 transitions. [2022-11-02 21:14:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:04,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 86 [2022-11-02 21:14:04,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:04,031 INFO L225 Difference]: With dead ends: 5816 [2022-11-02 21:14:04,031 INFO L226 Difference]: Without dead ends: 5814 [2022-11-02 21:14:04,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:04,037 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8142 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8152 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:04,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8152 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:04,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5814 states. [2022-11-02 21:14:04,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5814 to 5814. [2022-11-02 21:14:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5814 states, 3958 states have (on average 1.2971197574532591) internal successors, (5134), 4054 states have internal predecessors, (5134), 1561 states have call successors, (1561), 293 states have call predecessors, (1561), 292 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:14:04,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5814 states to 5814 states and 8253 transitions. [2022-11-02 21:14:04,617 INFO L78 Accepts]: Start accepts. Automaton has 5814 states and 8253 transitions. Word has length 86 [2022-11-02 21:14:04,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:04,619 INFO L495 AbstractCegarLoop]: Abstraction has 5814 states and 8253 transitions. [2022-11-02 21:14:04,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-02 21:14:04,619 INFO L276 IsEmpty]: Start isEmpty. Operand 5814 states and 8253 transitions. [2022-11-02 21:14:04,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-02 21:14:04,621 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:04,621 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:04,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 21:14:04,622 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)] === [2022-11-02 21:14:04,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:04,622 INFO L85 PathProgramCache]: Analyzing trace with hash -51062410, now seen corresponding path program 1 times [2022-11-02 21:14:04,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:04,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169130668] [2022-11-02 21:14:04,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:04,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 21:14:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-02 21:14:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-02 21:14:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-02 21:14:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 21:14:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:14:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:05,667 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-02 21:14:05,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:05,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169130668] [2022-11-02 21:14:05,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169130668] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:05,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:05,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:05,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622134586] [2022-11-02 21:14:05,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:05,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:05,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:05,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:05,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:05,670 INFO L87 Difference]: Start difference. First operand 5814 states and 8253 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-02 21:14:06,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:06,339 INFO L93 Difference]: Finished difference Result 5820 states and 8258 transitions. [2022-11-02 21:14:06,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:06,340 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 78 [2022-11-02 21:14:06,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:06,369 INFO L225 Difference]: With dead ends: 5820 [2022-11-02 21:14:06,369 INFO L226 Difference]: Without dead ends: 5818 [2022-11-02 21:14:06,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:06,376 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8152 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8161 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:06,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8161 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:06,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5818 states. [2022-11-02 21:14:06,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5818 to 5818. [2022-11-02 21:14:06,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5818 states, 3961 states have (on average 1.296894723554658) internal successors, (5137), 4057 states have internal predecessors, (5137), 1561 states have call successors, (1561), 294 states have call predecessors, (1561), 293 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:14:06,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5818 states to 5818 states and 8256 transitions. [2022-11-02 21:14:06,841 INFO L78 Accepts]: Start accepts. Automaton has 5818 states and 8256 transitions. Word has length 78 [2022-11-02 21:14:06,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:06,841 INFO L495 AbstractCegarLoop]: Abstraction has 5818 states and 8256 transitions. [2022-11-02 21:14:06,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-02 21:14:06,842 INFO L276 IsEmpty]: Start isEmpty. Operand 5818 states and 8256 transitions. [2022-11-02 21:14:06,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-02 21:14:06,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:06,850 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:06,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 21:14:06,850 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:14:06,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:06,851 INFO L85 PathProgramCache]: Analyzing trace with hash 557493874, now seen corresponding path program 1 times [2022-11-02 21:14:06,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:06,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478998717] [2022-11-02 21:14:06,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:06,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:07,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:07,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 21:14:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-02 21:14:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-02 21:14:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-02 21:14:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 21:14:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:14:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:14:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-02 21:14:08,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:08,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478998717] [2022-11-02 21:14:08,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478998717] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:08,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:08,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:08,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703532318] [2022-11-02 21:14:08,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:08,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:08,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:08,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:08,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:08,118 INFO L87 Difference]: Start difference. First operand 5818 states and 8256 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-02 21:14:09,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:09,139 INFO L93 Difference]: Finished difference Result 5824 states and 8261 transitions. [2022-11-02 21:14:09,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:09,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2022-11-02 21:14:09,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:09,163 INFO L225 Difference]: With dead ends: 5824 [2022-11-02 21:14:09,164 INFO L226 Difference]: Without dead ends: 5822 [2022-11-02 21:14:09,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:09,167 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8152 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8160 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:09,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8160 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:09,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5822 states. [2022-11-02 21:14:09,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5822 to 5822. [2022-11-02 21:14:09,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5822 states, 3964 states have (on average 1.296670030272452) internal successors, (5140), 4060 states have internal predecessors, (5140), 1561 states have call successors, (1561), 295 states have call predecessors, (1561), 294 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:14:09,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 8259 transitions. [2022-11-02 21:14:09,633 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 8259 transitions. Word has length 83 [2022-11-02 21:14:09,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:09,634 INFO L495 AbstractCegarLoop]: Abstraction has 5822 states and 8259 transitions. [2022-11-02 21:14:09,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-02 21:14:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 8259 transitions. [2022-11-02 21:14:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-02 21:14:09,636 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:09,636 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:09,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 21:14:09,637 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:14:09,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:09,637 INFO L85 PathProgramCache]: Analyzing trace with hash 950425923, now seen corresponding path program 1 times [2022-11-02 21:14:09,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:09,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954656351] [2022-11-02 21:14:09,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:09,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-02 21:14:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:14:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:14:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 21:14:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 21:14:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:14:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 21:14:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 21:14:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-11-02 21:14:10,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:10,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954656351] [2022-11-02 21:14:10,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954656351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:10,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:10,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:10,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705086837] [2022-11-02 21:14:10,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:10,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:10,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:10,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:10,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:10,654 INFO L87 Difference]: Start difference. First operand 5822 states and 8259 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 21:14:11,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:11,350 INFO L93 Difference]: Finished difference Result 5828 states and 8264 transitions. [2022-11-02 21:14:11,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:11,351 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 101 [2022-11-02 21:14:11,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:11,380 INFO L225 Difference]: With dead ends: 5828 [2022-11-02 21:14:11,380 INFO L226 Difference]: Without dead ends: 5826 [2022-11-02 21:14:11,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:11,388 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8142 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8149 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:11,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8149 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:11,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5826 states. [2022-11-02 21:14:11,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5826 to 5826. [2022-11-02 21:14:11,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5826 states, 3967 states have (on average 1.2964456768338795) internal successors, (5143), 4063 states have internal predecessors, (5143), 1561 states have call successors, (1561), 296 states have call predecessors, (1561), 295 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:14:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5826 states to 5826 states and 8262 transitions. [2022-11-02 21:14:11,908 INFO L78 Accepts]: Start accepts. Automaton has 5826 states and 8262 transitions. Word has length 101 [2022-11-02 21:14:11,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:11,909 INFO L495 AbstractCegarLoop]: Abstraction has 5826 states and 8262 transitions. [2022-11-02 21:14:11,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 21:14:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 5826 states and 8262 transitions. [2022-11-02 21:14:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-02 21:14:11,911 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:11,911 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:11,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-02 21:14:11,912 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:14:11,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:11,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1582549435, now seen corresponding path program 1 times [2022-11-02 21:14:11,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:11,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52272049] [2022-11-02 21:14:11,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:11,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-02 21:14:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:14:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:14:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:12,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 21:14:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:13,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 21:14:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:13,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:14:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:13,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 21:14:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:13,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 21:14:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:13,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-02 21:14:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-11-02 21:14:13,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:13,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52272049] [2022-11-02 21:14:13,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52272049] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:13,058 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:13,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:13,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133314824] [2022-11-02 21:14:13,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:13,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:13,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:13,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:13,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:13,060 INFO L87 Difference]: Start difference. First operand 5826 states and 8262 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-02 21:14:13,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:13,826 INFO L93 Difference]: Finished difference Result 5832 states and 8267 transitions. [2022-11-02 21:14:13,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:13,826 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2022-11-02 21:14:13,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:13,851 INFO L225 Difference]: With dead ends: 5832 [2022-11-02 21:14:13,851 INFO L226 Difference]: Without dead ends: 5830 [2022-11-02 21:14:13,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:13,855 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8142 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8148 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:13,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8148 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:13,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5830 states. [2022-11-02 21:14:14,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5830 to 5830. [2022-11-02 21:14:14,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5830 states, 3970 states have (on average 1.296221662468514) internal successors, (5146), 4066 states have internal predecessors, (5146), 1561 states have call successors, (1561), 297 states have call predecessors, (1561), 296 states have return successors, (1558), 1537 states have call predecessors, (1558), 1558 states have call successors, (1558) [2022-11-02 21:14:14,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5830 states to 5830 states and 8265 transitions. [2022-11-02 21:14:14,395 INFO L78 Accepts]: Start accepts. Automaton has 5830 states and 8265 transitions. Word has length 106 [2022-11-02 21:14:14,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:14,396 INFO L495 AbstractCegarLoop]: Abstraction has 5830 states and 8265 transitions. [2022-11-02 21:14:14,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-02 21:14:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 5830 states and 8265 transitions. [2022-11-02 21:14:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-02 21:14:14,399 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:14,399 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:14,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-02 21:14:14,400 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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)] === [2022-11-02 21:14:14,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:14,400 INFO L85 PathProgramCache]: Analyzing trace with hash 911163971, now seen corresponding path program 1 times [2022-11-02 21:14:14,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:14,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280411556] [2022-11-02 21:14:14,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:14,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-02 21:14:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:14:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:14:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 21:14:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 21:14:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:14:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 21:14:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 21:14:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-02 21:14:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:14:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-02 21:14:15,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:15,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280411556] [2022-11-02 21:14:15,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280411556] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:15,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:15,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:15,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963735974] [2022-11-02 21:14:15,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:15,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:15,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:15,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:15,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:15,512 INFO L87 Difference]: Start difference. First operand 5830 states and 8265 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-02 21:14:16,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:16,493 INFO L93 Difference]: Finished difference Result 6715 states and 9478 transitions. [2022-11-02 21:14:16,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:16,493 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 111 [2022-11-02 21:14:16,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:16,534 INFO L225 Difference]: With dead ends: 6715 [2022-11-02 21:14:16,534 INFO L226 Difference]: Without dead ends: 6713 [2022-11-02 21:14:16,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:16,539 INFO L413 NwaCegarLoop]: 9266 mSDtfsCounter, 7107 mSDsluCounter, 20735 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7112 SdHoareTripleChecker+Valid, 30001 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:16,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7112 Valid, 30001 Invalid, 26 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:16,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6713 states. [2022-11-02 21:14:17,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6713 to 6707. [2022-11-02 21:14:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6707 states, 4578 states have (on average 1.3001310615989514) internal successors, (5952), 4692 states have internal predecessors, (5952), 1754 states have call successors, (1754), 375 states have call predecessors, (1754), 372 states have return successors, (1766), 1726 states have call predecessors, (1766), 1751 states have call successors, (1766) [2022-11-02 21:14:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6707 states to 6707 states and 9472 transitions. [2022-11-02 21:14:17,358 INFO L78 Accepts]: Start accepts. Automaton has 6707 states and 9472 transitions. Word has length 111 [2022-11-02 21:14:17,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:17,358 INFO L495 AbstractCegarLoop]: Abstraction has 6707 states and 9472 transitions. [2022-11-02 21:14:17,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-02 21:14:17,359 INFO L276 IsEmpty]: Start isEmpty. Operand 6707 states and 9472 transitions. [2022-11-02 21:14:17,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-02 21:14:17,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:17,361 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:17,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-02 21:14:17,361 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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)] === [2022-11-02 21:14:17,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:17,362 INFO L85 PathProgramCache]: Analyzing trace with hash -2013015310, now seen corresponding path program 1 times [2022-11-02 21:14:17,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:17,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895598456] [2022-11-02 21:14:17,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:17,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 21:14:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-02 21:14:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-02 21:14:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-02 21:14:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 21:14:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:14:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:14:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-02 21:14:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 21:14:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-02 21:14:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-02 21:14:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:18,489 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-11-02 21:14:18,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:18,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895598456] [2022-11-02 21:14:18,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895598456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:18,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:18,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:18,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386684734] [2022-11-02 21:14:18,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:18,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:18,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:18,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:18,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:18,492 INFO L87 Difference]: Start difference. First operand 6707 states and 9472 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-02 21:14:19,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:19,390 INFO L93 Difference]: Finished difference Result 6713 states and 9477 transitions. [2022-11-02 21:14:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:19,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 103 [2022-11-02 21:14:19,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:19,425 INFO L225 Difference]: With dead ends: 6713 [2022-11-02 21:14:19,425 INFO L226 Difference]: Without dead ends: 6711 [2022-11-02 21:14:19,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:19,430 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8152 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8156 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:19,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8156 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:19,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6711 states. [2022-11-02 21:14:20,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6711 to 6711. [2022-11-02 21:14:20,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6711 states, 4581 states have (on average 1.2999345121152586) internal successors, (5955), 4695 states have internal predecessors, (5955), 1754 states have call successors, (1754), 376 states have call predecessors, (1754), 373 states have return successors, (1766), 1726 states have call predecessors, (1766), 1751 states have call successors, (1766) [2022-11-02 21:14:20,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6711 states to 6711 states and 9475 transitions. [2022-11-02 21:14:20,225 INFO L78 Accepts]: Start accepts. Automaton has 6711 states and 9475 transitions. Word has length 103 [2022-11-02 21:14:20,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:20,226 INFO L495 AbstractCegarLoop]: Abstraction has 6711 states and 9475 transitions. [2022-11-02 21:14:20,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-02 21:14:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 6711 states and 9475 transitions. [2022-11-02 21:14:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-02 21:14:20,229 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:20,229 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:20,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-02 21:14:20,230 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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)] === [2022-11-02 21:14:20,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:20,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1961190589, now seen corresponding path program 1 times [2022-11-02 21:14:20,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:20,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916999620] [2022-11-02 21:14:20,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:20,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-02 21:14:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:14:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:14:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 21:14:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 21:14:21,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:14:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 21:14:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 21:14:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-02 21:14:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:14:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-02 21:14:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-02 21:14:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2022-11-02 21:14:21,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:21,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916999620] [2022-11-02 21:14:21,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916999620] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:21,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:21,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:21,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448200445] [2022-11-02 21:14:21,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:21,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:21,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:21,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:21,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:21,431 INFO L87 Difference]: Start difference. First operand 6711 states and 9475 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 21:14:22,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:22,426 INFO L93 Difference]: Finished difference Result 6717 states and 9480 transitions. [2022-11-02 21:14:22,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:22,431 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 121 [2022-11-02 21:14:22,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:22,471 INFO L225 Difference]: With dead ends: 6717 [2022-11-02 21:14:22,471 INFO L226 Difference]: Without dead ends: 6715 [2022-11-02 21:14:22,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:22,477 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8142 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8145 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:22,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8145 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:22,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6715 states. [2022-11-02 21:14:23,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6715 to 6715. [2022-11-02 21:14:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6715 states, 4584 states have (on average 1.299738219895288) internal successors, (5958), 4698 states have internal predecessors, (5958), 1754 states have call successors, (1754), 377 states have call predecessors, (1754), 374 states have return successors, (1766), 1726 states have call predecessors, (1766), 1751 states have call successors, (1766) [2022-11-02 21:14:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6715 states to 6715 states and 9478 transitions. [2022-11-02 21:14:23,256 INFO L78 Accepts]: Start accepts. Automaton has 6715 states and 9478 transitions. Word has length 121 [2022-11-02 21:14:23,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:23,257 INFO L495 AbstractCegarLoop]: Abstraction has 6715 states and 9478 transitions. [2022-11-02 21:14:23,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 21:14:23,257 INFO L276 IsEmpty]: Start isEmpty. Operand 6715 states and 9478 transitions. [2022-11-02 21:14:23,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-02 21:14:23,259 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:23,259 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:23,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-02 21:14:23,260 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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)] === [2022-11-02 21:14:23,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:23,261 INFO L85 PathProgramCache]: Analyzing trace with hash -907397838, now seen corresponding path program 1 times [2022-11-02 21:14:23,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:23,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808206001] [2022-11-02 21:14:23,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:23,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 21:14:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-02 21:14:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-02 21:14:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-02 21:14:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 21:14:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:14:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:14:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-02 21:14:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 21:14:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-02 21:14:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-02 21:14:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-02 21:14:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 21:14:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:24,163 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2022-11-02 21:14:24,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:24,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808206001] [2022-11-02 21:14:24,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808206001] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:24,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:24,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:24,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080938199] [2022-11-02 21:14:24,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:24,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:24,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:24,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:24,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:24,166 INFO L87 Difference]: Start difference. First operand 6715 states and 9478 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 21:14:24,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:24,841 INFO L93 Difference]: Finished difference Result 6721 states and 9483 transitions. [2022-11-02 21:14:24,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:24,842 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 113 [2022-11-02 21:14:24,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:24,876 INFO L225 Difference]: With dead ends: 6721 [2022-11-02 21:14:24,876 INFO L226 Difference]: Without dead ends: 6719 [2022-11-02 21:14:24,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:24,882 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8152 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8154 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:24,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8154 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:24,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6719 states. [2022-11-02 21:14:25,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6719 to 6719. [2022-11-02 21:14:25,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6719 states, 4587 states have (on average 1.2995421844342707) internal successors, (5961), 4701 states have internal predecessors, (5961), 1754 states have call successors, (1754), 378 states have call predecessors, (1754), 375 states have return successors, (1766), 1726 states have call predecessors, (1766), 1751 states have call successors, (1766) [2022-11-02 21:14:25,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6719 states to 6719 states and 9481 transitions. [2022-11-02 21:14:25,718 INFO L78 Accepts]: Start accepts. Automaton has 6719 states and 9481 transitions. Word has length 113 [2022-11-02 21:14:25,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:25,719 INFO L495 AbstractCegarLoop]: Abstraction has 6719 states and 9481 transitions. [2022-11-02 21:14:25,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-02 21:14:25,719 INFO L276 IsEmpty]: Start isEmpty. Operand 6719 states and 9481 transitions. [2022-11-02 21:14:25,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-02 21:14:25,721 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:25,722 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:25,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-02 21:14:25,722 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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)] === [2022-11-02 21:14:25,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:25,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1119642691, now seen corresponding path program 1 times [2022-11-02 21:14:25,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:25,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451166302] [2022-11-02 21:14:25,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:25,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-02 21:14:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 21:14:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:14:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 21:14:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 21:14:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:14:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 21:14:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 21:14:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-02 21:14:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:14:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-02 21:14:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-02 21:14:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-02 21:14:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 21:14:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:26,568 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2022-11-02 21:14:26,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:26,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451166302] [2022-11-02 21:14:26,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451166302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:26,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:26,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:14:26,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038262355] [2022-11-02 21:14:26,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:26,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:14:26,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:26,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:14:26,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:14:26,571 INFO L87 Difference]: Start difference. First operand 6719 states and 9481 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-02 21:14:27,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:14:27,298 INFO L93 Difference]: Finished difference Result 6725 states and 9486 transitions. [2022-11-02 21:14:27,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:14:27,298 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2022-11-02 21:14:27,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:14:27,328 INFO L225 Difference]: With dead ends: 6725 [2022-11-02 21:14:27,328 INFO L226 Difference]: Without dead ends: 6721 [2022-11-02 21:14:27,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:14:27,333 INFO L413 NwaCegarLoop]: 8184 mSDtfsCounter, 8142 mSDsluCounter, 16345 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8143 SdHoareTripleChecker+Valid, 24529 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:14:27,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8143 Valid, 24529 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:14:27,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6721 states. [2022-11-02 21:14:27,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6721 to 6721. [2022-11-02 21:14:27,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6721 states, 4589 states have (on average 1.2991937241229026) internal successors, (5962), 4702 states have internal predecessors, (5962), 1754 states have call successors, (1754), 379 states have call predecessors, (1754), 375 states have return successors, (1766), 1726 states have call predecessors, (1766), 1751 states have call successors, (1766) [2022-11-02 21:14:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6721 states to 6721 states and 9482 transitions. [2022-11-02 21:14:27,966 INFO L78 Accepts]: Start accepts. Automaton has 6721 states and 9482 transitions. Word has length 131 [2022-11-02 21:14:27,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:14:27,967 INFO L495 AbstractCegarLoop]: Abstraction has 6721 states and 9482 transitions. [2022-11-02 21:14:27,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-02 21:14:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 6721 states and 9482 transitions. [2022-11-02 21:14:27,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-02 21:14:27,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:14:27,970 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:14:27,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-02 21:14:27,971 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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)] === [2022-11-02 21:14:27,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:14:27,971 INFO L85 PathProgramCache]: Analyzing trace with hash 101108751, now seen corresponding path program 1 times [2022-11-02 21:14:27,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:14:27,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165569676] [2022-11-02 21:14:27,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:14:27,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:14:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:14:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:14:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 21:14:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 21:14:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 21:14:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-02 21:14:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-02 21:14:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:14:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 21:14:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-02 21:14:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-02 21:14:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:14:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 21:14:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-02 21:14:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:14:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:28,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-02 21:14:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:29,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:14:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:14:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-02 21:14:29,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:14:29,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165569676] [2022-11-02 21:14:29,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165569676] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:14:29,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:14:29,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:14:29,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972903243] [2022-11-02 21:14:29,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:14:29,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:14:29,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:14:29,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:14:29,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:14:29,039 INFO L87 Difference]: Start difference. First operand 6721 states and 9482 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17)