./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa --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 2a992b8f7caf2083ee3b7e2acdd5fd118d6f91728d6dd0ef901811e301ef25da --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:08:34,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:08:34,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:08:34,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:08:34,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:08:34,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:08:34,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:08:34,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:08:34,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:08:34,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:08:34,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:08:34,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:08:34,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:08:34,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:08:34,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:08:34,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:08:34,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:08:34,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:08:34,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:08:34,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:08:34,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:08:34,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:08:34,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:08:34,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:08:34,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:08:34,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:08:34,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:08:34,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:08:34,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:08:34,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:08:34,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:08:34,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:08:34,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:08:34,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:08:34,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:08:34,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:08:34,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:08:34,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:08:34,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:08:34,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:08:34,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:08:34,451 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 20:08:34,474 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:08:34,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:08:34,475 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:08:34,475 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:08:34,476 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 20:08:34,476 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 20:08:34,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:08:34,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:08:34,477 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:08:34,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:08:34,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 20:08:34,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:08:34,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 20:08:34,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 20:08:34,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 20:08:34,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 20:08:34,479 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:08:34,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 20:08:34,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:08:34,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:08:34,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 20:08:34,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:08:34,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:08:34,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 20:08:34,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 20:08:34,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 20:08:34,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 20:08:34,481 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 20:08:34,481 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 20:08:34,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 20:08:34,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:08:34,481 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a992b8f7caf2083ee3b7e2acdd5fd118d6f91728d6dd0ef901811e301ef25da [2021-12-06 20:08:34,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:08:34,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:08:34,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:08:34,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:08:34,705 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:08:34,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i [2021-12-06 20:08:34,748 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/data/7349ab747/429f7c014af046c483fed05cdab1099b/FLAGd18aebe84 [2021-12-06 20:08:35,393 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:08:35,393 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i [2021-12-06 20:08:35,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/data/7349ab747/429f7c014af046c483fed05cdab1099b/FLAGd18aebe84 [2021-12-06 20:08:35,750 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/data/7349ab747/429f7c014af046c483fed05cdab1099b [2021-12-06 20:08:35,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:08:35,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:08:35,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:08:35,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:08:35,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:08:35,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:08:35" (1/1) ... [2021-12-06 20:08:35,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@487dbd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:35, skipping insertion in model container [2021-12-06 20:08:35,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:08:35" (1/1) ... [2021-12-06 20:08:35,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:08:35,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:08:37,991 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375187,375200] [2021-12-06 20:08:37,993 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375356,375369] [2021-12-06 20:08:37,994 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375523,375536] [2021-12-06 20:08:37,994 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375691,375704] [2021-12-06 20:08:38,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:08:38,028 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 20:08:38,295 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375187,375200] [2021-12-06 20:08:38,295 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375356,375369] [2021-12-06 20:08:38,296 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375523,375536] [2021-12-06 20:08:38,296 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_813abffa-8942-4f26-a8c3-54b0beed0ad7/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i[375691,375704] [2021-12-06 20:08:38,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:08:38,474 INFO L208 MainTranslator]: Completed translation [2021-12-06 20:08:38,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38 WrapperNode [2021-12-06 20:08:38,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:08:38,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 20:08:38,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 20:08:38,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 20:08:38,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,706 INFO L137 Inliner]: procedures = 451, calls = 2315, calls flagged for inlining = 231, calls inlined = 218, statements flattened = 6436 [2021-12-06 20:08:38,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 20:08:38,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 20:08:38,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 20:08:38,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 20:08:38,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 20:08:38,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 20:08:38,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 20:08:38,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 20:08:38,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (1/1) ... [2021-12-06 20:08:38,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:08:38,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:08:38,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 20:08:38,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 20:08:38,959 INFO L130 BoogieDeclarations]: Found specification of procedure softing_reset_chip [2021-12-06 20:08:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_reset_chip [2021-12-06 20:08:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-06 20:08:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_spin_of_softing [2021-12-06 20:08:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_spin_of_softing [2021-12-06 20:08:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 20:08:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 20:08:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-06 20:08:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-06 20:08:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 20:08:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 20:08:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 20:08:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 20:08:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2021-12-06 20:08:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-06 20:08:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-06 20:08:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-06 20:08:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-12-06 20:08:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-12-06 20:08:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-06 20:08:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-06 20:08:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure softing_fct_cmd [2021-12-06 20:08:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_fct_cmd [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-06 20:08:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-06 20:08:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure canif_is_active [2021-12-06 20:08:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure canif_is_active [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 20:08:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-06 20:08:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-06 20:08:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-06 20:08:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure softing_netdev_open [2021-12-06 20:08:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_netdev_open [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 20:08:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-06 20:08:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-06 20:08:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 20:08:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 20:08:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2021-12-06 20:08:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-06 20:08:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure softing_netdev_rx [2021-12-06 20:08:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_netdev_rx [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-06 20:08:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-06 20:08:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-06 20:08:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-06 20:08:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-06 20:08:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure softing_card_shutdown [2021-12-06 20:08:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_card_shutdown [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-06 20:08:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-12-06 20:08:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 20:08:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2021-12-06 20:08:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure softing_netdev_cleanup [2021-12-06 20:08:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_netdev_cleanup [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-06 20:08:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-06 20:08:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure softing_startstop [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_startstop [2021-12-06 20:08:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-06 20:08:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_add_us [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_add_us [2021-12-06 20:08:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-06 20:08:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure softing_bootloader_command [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_bootloader_command [2021-12-06 20:08:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-06 20:08:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_62 [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_62 [2021-12-06 20:08:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure softing_raw2ktime [2021-12-06 20:08:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_raw2ktime [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-12-06 20:08:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 20:08:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure store_output [2021-12-06 20:08:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure store_output [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure softing_pdev_probe [2021-12-06 20:08:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_pdev_probe [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 20:08:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure softing_netdev_stop [2021-12-06 20:08:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_netdev_stop [2021-12-06 20:08:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-06 20:08:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-06 20:08:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-06 20:08:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-06 20:08:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-06 20:08:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 20:08:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_softing_driver_exit_21_2 [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_softing_driver_exit_21_2 [2021-12-06 20:08:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-06 20:08:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure softing_set_reset_dpram [2021-12-06 20:08:38,969 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_set_reset_dpram [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 20:08:38,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-06 20:08:38,969 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-06 20:08:38,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 20:08:38,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-06 20:08:38,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-06 20:08:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure fw_parse [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_parse [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_61 [2021-12-06 20:08:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_61 [2021-12-06 20:08:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure _softing_fct_cmd [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure _softing_fct_cmd [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure softing_error_reporting [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_error_reporting [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure softing_pdev_remove [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_pdev_remove [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_spin_of_softing [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_spin_of_softing [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure softing_enable_irq [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_enable_irq [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 20:08:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure softing_load_fw [2021-12-06 20:08:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure softing_load_fw [2021-12-06 20:08:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-06 20:08:38,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-06 20:08:39,475 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 20:08:39,478 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 20:08:40,594 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 20:08:42,519 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-06 20:08:42,574 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 20:08:42,600 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 20:08:42,600 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 20:08:42,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:08:42 BoogieIcfgContainer [2021-12-06 20:08:42,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 20:08:42,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 20:08:42,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 20:08:42,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 20:08:42,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 08:08:35" (1/3) ... [2021-12-06 20:08:42,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1817503b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:08:42, skipping insertion in model container [2021-12-06 20:08:42,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:08:38" (2/3) ... [2021-12-06 20:08:42,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1817503b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:08:42, skipping insertion in model container [2021-12-06 20:08:42,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:08:42" (3/3) ... [2021-12-06 20:08:42,612 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-can-softing-softing.cil.i [2021-12-06 20:08:42,617 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 20:08:42,617 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-06 20:08:42,668 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 20:08:42,673 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 20:08:42,673 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-06 20:08:42,735 INFO L276 IsEmpty]: Start isEmpty. Operand has 2170 states, 1530 states have (on average 1.3091503267973856) internal successors, (2003), 1544 states have internal predecessors, (2003), 555 states have call successors, (555), 83 states have call predecessors, (555), 82 states have return successors, (547), 547 states have call predecessors, (547), 547 states have call successors, (547) [2021-12-06 20:08:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-12-06 20:08:42,763 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:08:42,764 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:08:42,765 INFO L402 AbstractCegarLoop]: === Iteration 1 === 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)] === [2021-12-06 20:08:42,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:08:42,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1387021958, now seen corresponding path program 1 times [2021-12-06 20:08:42,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:08:42,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400411282] [2021-12-06 20:08:42,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:08:42,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:08:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:08:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:08:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:08:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:08:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:08:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:08:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:08:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:08:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:08:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:08:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:08:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:08:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:08:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:08:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:08:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:08:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:08:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:08:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:08:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:08:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:08:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:08:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:08:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:08:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:08:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:08:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:08:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:08:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:08:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:08:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:08:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:08:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:08:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:08:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:08:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:08:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:43,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:08:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:08:44,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:08:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:08:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2021-12-06 20:08:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2021-12-06 20:08:44,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:08:44,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400411282] [2021-12-06 20:08:44,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400411282] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:08:44,057 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:08:44,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:08:44,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830968459] [2021-12-06 20:08:44,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:08:44,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:08:44,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:08:44,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:08:44,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:08:44,090 INFO L87 Difference]: Start difference. First operand has 2170 states, 1530 states have (on average 1.3091503267973856) internal successors, (2003), 1544 states have internal predecessors, (2003), 555 states have call successors, (555), 83 states have call predecessors, (555), 82 states have return successors, (547), 547 states have call predecessors, (547), 547 states have call successors, (547) Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-06 20:08:47,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:08:47,117 INFO L93 Difference]: Finished difference Result 6248 states and 9238 transitions. [2021-12-06 20:08:47,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:08:47,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 457 [2021-12-06 20:08:47,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:08:47,158 INFO L225 Difference]: With dead ends: 6248 [2021-12-06 20:08:47,158 INFO L226 Difference]: Without dead ends: 4144 [2021-12-06 20:08:47,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:08:47,177 INFO L933 BasicCegarLoop]: 3509 mSDtfsCounter, 3057 mSDsluCounter, 4602 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 1280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3402 SdHoareTripleChecker+Valid, 8111 SdHoareTripleChecker+Invalid, 2660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1280 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-12-06 20:08:47,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3402 Valid, 8111 Invalid, 2660 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1280 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-12-06 20:08:47,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states. [2021-12-06 20:08:47,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 4059. [2021-12-06 20:08:47,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4059 states, 2887 states have (on average 1.3037755455490128) internal successors, (3764), 2917 states have internal predecessors, (3764), 1006 states have call successors, (1006), 160 states have call predecessors, (1006), 163 states have return successors, (1081), 1000 states have call predecessors, (1081), 1002 states have call successors, (1081) [2021-12-06 20:08:47,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 5851 transitions. [2021-12-06 20:08:47,427 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 5851 transitions. Word has length 457 [2021-12-06 20:08:47,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:08:47,429 INFO L470 AbstractCegarLoop]: Abstraction has 4059 states and 5851 transitions. [2021-12-06 20:08:47,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-06 20:08:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 5851 transitions. [2021-12-06 20:08:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-12-06 20:08:47,453 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:08:47,453 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:08:47,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 20:08:47,454 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:08:47,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:08:47,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1752192221, now seen corresponding path program 1 times [2021-12-06 20:08:47,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:08:47,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304585512] [2021-12-06 20:08:47,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:08:47,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:08:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:08:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:08:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:08:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:08:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:08:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:08:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:08:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:08:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:08:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:08:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:08:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:08:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:08:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:08:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:08:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:08:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:08:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:08:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:08:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:08:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:08:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:08:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:08:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:08:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:08:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:08:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:08:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:08:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:08:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:47,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:08:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:08:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:08:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:08:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:08:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:08:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:08:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:08:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:08:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:08:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:08:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2021-12-06 20:08:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:48,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2021-12-06 20:08:48,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:08:48,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304585512] [2021-12-06 20:08:48,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304585512] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:08:48,132 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:08:48,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:08:48,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188580003] [2021-12-06 20:08:48,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:08:48,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:08:48,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:08:48,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:08:48,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:08:48,135 INFO L87 Difference]: Start difference. First operand 4059 states and 5851 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-06 20:08:51,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:08:51,087 INFO L93 Difference]: Finished difference Result 11962 states and 17365 transitions. [2021-12-06 20:08:51,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:08:51,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 457 [2021-12-06 20:08:51,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:08:51,137 INFO L225 Difference]: With dead ends: 11962 [2021-12-06 20:08:51,138 INFO L226 Difference]: Without dead ends: 7986 [2021-12-06 20:08:51,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:08:51,157 INFO L933 BasicCegarLoop]: 3433 mSDtfsCounter, 3171 mSDsluCounter, 4446 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 1242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3554 SdHoareTripleChecker+Valid, 7879 SdHoareTripleChecker+Invalid, 2619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1242 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-06 20:08:51,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3554 Valid, 7879 Invalid, 2619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1242 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-06 20:08:51,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7986 states. [2021-12-06 20:08:51,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7986 to 7864. [2021-12-06 20:08:51,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7864 states, 5614 states have (on average 1.3086925543284647) internal successors, (7347), 5666 states have internal predecessors, (7347), 1924 states have call successors, (1924), 316 states have call predecessors, (1924), 323 states have return successors, (2078), 1919 states have call predecessors, (2078), 1920 states have call successors, (2078) [2021-12-06 20:08:51,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7864 states to 7864 states and 11349 transitions. [2021-12-06 20:08:51,443 INFO L78 Accepts]: Start accepts. Automaton has 7864 states and 11349 transitions. Word has length 457 [2021-12-06 20:08:51,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:08:51,444 INFO L470 AbstractCegarLoop]: Abstraction has 7864 states and 11349 transitions. [2021-12-06 20:08:51,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-06 20:08:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 7864 states and 11349 transitions. [2021-12-06 20:08:51,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-12-06 20:08:51,453 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:08:51,454 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:08:51,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 20:08:51,454 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:08:51,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:08:51,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1308864035, now seen corresponding path program 1 times [2021-12-06 20:08:51,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:08:51,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430175407] [2021-12-06 20:08:51,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:08:51,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:08:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:08:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:08:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:08:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:08:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:08:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:08:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:08:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:08:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:08:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:08:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:08:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:08:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:08:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:08:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:08:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:08:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:08:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:08:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:08:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:08:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:08:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:08:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:08:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:08:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:08:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:08:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:08:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:08:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:08:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:08:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:08:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:08:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:08:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:08:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:08:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:08:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:08:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:51,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:08:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:52,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:52,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:08:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:52,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:08:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:52,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-06 20:08:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:52,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2021-12-06 20:08:52,036 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:08:52,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430175407] [2021-12-06 20:08:52,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430175407] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:08:52,037 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:08:52,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:08:52,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885339807] [2021-12-06 20:08:52,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:08:52,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:08:52,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:08:52,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:08:52,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:08:52,038 INFO L87 Difference]: Start difference. First operand 7864 states and 11349 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-06 20:08:54,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:08:54,918 INFO L93 Difference]: Finished difference Result 23190 states and 33934 transitions. [2021-12-06 20:08:54,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:08:54,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 466 [2021-12-06 20:08:54,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:08:55,011 INFO L225 Difference]: With dead ends: 23190 [2021-12-06 20:08:55,011 INFO L226 Difference]: Without dead ends: 15409 [2021-12-06 20:08:55,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:08:55,041 INFO L933 BasicCegarLoop]: 3476 mSDtfsCounter, 3113 mSDsluCounter, 4537 mSDsCounter, 0 mSdLazyCounter, 1371 mSolverCounterSat, 1290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3462 SdHoareTripleChecker+Valid, 8013 SdHoareTripleChecker+Invalid, 2661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1290 IncrementalHoareTripleChecker+Valid, 1371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-12-06 20:08:55,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3462 Valid, 8013 Invalid, 2661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1290 Valid, 1371 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-12-06 20:08:55,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15409 states. [2021-12-06 20:08:55,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15409 to 15172. [2021-12-06 20:08:55,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15172 states, 10822 states have (on average 1.308353354278322) internal successors, (14159), 10936 states have internal predecessors, (14159), 3702 states have call successors, (3702), 626 states have call predecessors, (3702), 645 states have return successors, (4402), 3681 states have call predecessors, (4402), 3698 states have call successors, (4402) [2021-12-06 20:08:55,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15172 states to 15172 states and 22263 transitions. [2021-12-06 20:08:55,612 INFO L78 Accepts]: Start accepts. Automaton has 15172 states and 22263 transitions. Word has length 466 [2021-12-06 20:08:55,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:08:55,613 INFO L470 AbstractCegarLoop]: Abstraction has 15172 states and 22263 transitions. [2021-12-06 20:08:55,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-06 20:08:55,613 INFO L276 IsEmpty]: Start isEmpty. Operand 15172 states and 22263 transitions. [2021-12-06 20:08:55,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2021-12-06 20:08:55,619 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:08:55,620 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:08:55,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 20:08:55,620 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:08:55,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:08:55,620 INFO L85 PathProgramCache]: Analyzing trace with hash 2054950456, now seen corresponding path program 1 times [2021-12-06 20:08:55,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:08:55,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320729093] [2021-12-06 20:08:55,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:08:55,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:08:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:08:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:08:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:08:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:08:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:08:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:08:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:08:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:08:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:08:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:08:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:08:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:08:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:08:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:08:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:55,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:08:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:08:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:08:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:08:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:08:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:08:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:08:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:08:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:08:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:08:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:08:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:08:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:08:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:08:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:08:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:08:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:08:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:08:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:08:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:08:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:08:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:08:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:08:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:08:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:08:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:08:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:08:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-06 20:08:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-06 20:08:56,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-06 20:08:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:08:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2021-12-06 20:08:56,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:08:56,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320729093] [2021-12-06 20:08:56,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320729093] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:08:56,389 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:08:56,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 20:08:56,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772569273] [2021-12-06 20:08:56,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:08:56,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 20:08:56,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:08:56,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 20:08:56,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:08:56,391 INFO L87 Difference]: Start difference. First operand 15172 states and 22263 transitions. Second operand has 7 states, 6 states have (on average 14.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2021-12-06 20:09:02,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:02,727 INFO L93 Difference]: Finished difference Result 45351 states and 66618 transitions. [2021-12-06 20:09:02,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 20:09:02,728 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 484 [2021-12-06 20:09:02,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:02,832 INFO L225 Difference]: With dead ends: 45351 [2021-12-06 20:09:02,832 INFO L226 Difference]: Without dead ends: 30262 [2021-12-06 20:09:02,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:09:02,876 INFO L933 BasicCegarLoop]: 3939 mSDtfsCounter, 14619 mSDsluCounter, 6687 mSDsCounter, 0 mSdLazyCounter, 4351 mSolverCounterSat, 6416 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15516 SdHoareTripleChecker+Valid, 10626 SdHoareTripleChecker+Invalid, 10767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6416 IncrementalHoareTripleChecker+Valid, 4351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:02,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15516 Valid, 10626 Invalid, 10767 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6416 Valid, 4351 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-06 20:09:02,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30262 states. [2021-12-06 20:09:03,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30262 to 29784. [2021-12-06 20:09:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29784 states, 21290 states have (on average 1.3053546265852514) internal successors, (27791), 21536 states have internal predecessors, (27791), 7202 states have call successors, (7202), 1258 states have call predecessors, (7202), 1289 states have return successors, (8567), 7133 states have call predecessors, (8567), 7198 states have call successors, (8567) [2021-12-06 20:09:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29784 states to 29784 states and 43560 transitions. [2021-12-06 20:09:03,889 INFO L78 Accepts]: Start accepts. Automaton has 29784 states and 43560 transitions. Word has length 484 [2021-12-06 20:09:03,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:09:03,890 INFO L470 AbstractCegarLoop]: Abstraction has 29784 states and 43560 transitions. [2021-12-06 20:09:03,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2021-12-06 20:09:03,890 INFO L276 IsEmpty]: Start isEmpty. Operand 29784 states and 43560 transitions. [2021-12-06 20:09:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2021-12-06 20:09:03,898 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:09:03,898 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:09:03,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 20:09:03,899 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:09:03,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:09:03,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1234210745, now seen corresponding path program 1 times [2021-12-06 20:09:03,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:09:03,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654223715] [2021-12-06 20:09:03,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:09:03,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:09:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:09:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:09:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:09:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:09:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:09:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:09:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:09:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:09:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:09:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:09:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:09:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:09:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:09:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:09:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:09:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:09:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:09:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:09:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:09:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:09:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:09:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:09:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:09:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:09:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:09:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:09:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:09:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:09:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:09:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:09:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:09:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:09:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:09:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:09:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:09:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:09:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:09:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:09:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:09:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:09:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-06 20:09:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-06 20:09:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2021-12-06 20:09:04,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:09:04,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654223715] [2021-12-06 20:09:04,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654223715] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:09:04,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:09:04,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:09:04,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324299993] [2021-12-06 20:09:04,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:09:04,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:09:04,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:09:04,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:09:04,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:09:04,462 INFO L87 Difference]: Start difference. First operand 29784 states and 43560 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-06 20:09:07,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:07,928 INFO L93 Difference]: Finished difference Result 69359 states and 101130 transitions. [2021-12-06 20:09:07,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:09:07,929 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 486 [2021-12-06 20:09:07,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:08,061 INFO L225 Difference]: With dead ends: 69359 [2021-12-06 20:09:08,061 INFO L226 Difference]: Without dead ends: 39658 [2021-12-06 20:09:08,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:09:08,166 INFO L933 BasicCegarLoop]: 3951 mSDtfsCounter, 2738 mSDsluCounter, 4581 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 1146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 8532 SdHoareTripleChecker+Invalid, 2636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1146 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:08,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3102 Valid, 8532 Invalid, 2636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1146 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-06 20:09:08,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39658 states. [2021-12-06 20:09:09,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39658 to 39170. [2021-12-06 20:09:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39170 states, 27964 states have (on average 1.3012086968960093) internal successors, (36387), 28304 states have internal predecessors, (36387), 9490 states have call successors, (9490), 1693 states have call predecessors, (9490), 1713 states have return successors, (10611), 9354 states have call predecessors, (10611), 9486 states have call successors, (10611) [2021-12-06 20:09:09,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39170 states to 39170 states and 56488 transitions. [2021-12-06 20:09:09,318 INFO L78 Accepts]: Start accepts. Automaton has 39170 states and 56488 transitions. Word has length 486 [2021-12-06 20:09:09,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:09:09,319 INFO L470 AbstractCegarLoop]: Abstraction has 39170 states and 56488 transitions. [2021-12-06 20:09:09,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-06 20:09:09,319 INFO L276 IsEmpty]: Start isEmpty. Operand 39170 states and 56488 transitions. [2021-12-06 20:09:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-06 20:09:09,324 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:09:09,325 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:09:09,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 20:09:09,325 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:09:09,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:09:09,325 INFO L85 PathProgramCache]: Analyzing trace with hash -737862442, now seen corresponding path program 1 times [2021-12-06 20:09:09,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:09:09,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025661452] [2021-12-06 20:09:09,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:09:09,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:09:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:09:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:09:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:09:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:09:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:09:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:09:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:09:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:09:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:09:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:09:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:09:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:09:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:09:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:09:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:09:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:09:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:09:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:09:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:09:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:09:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:09:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:09:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:09:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:09:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:09:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:09:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:09:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:09:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:09:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:09:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:09:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:09:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:09:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:09:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:09:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:09:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:09:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:09:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:09:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:09:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:09:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:09:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:09:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:09:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:09:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:09:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:09:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7189 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7179 trivial. 0 not checked. [2021-12-06 20:09:09,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:09:09,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025661452] [2021-12-06 20:09:09,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025661452] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:09:09,872 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:09:09,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:09:09,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875587793] [2021-12-06 20:09:09,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:09:09,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:09:09,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:09:09,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:09:09,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:09:09,874 INFO L87 Difference]: Start difference. First operand 39170 states and 56488 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-12-06 20:09:14,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:14,274 INFO L93 Difference]: Finished difference Result 115273 states and 166790 transitions. [2021-12-06 20:09:14,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:09:14,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 513 [2021-12-06 20:09:14,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:14,558 INFO L225 Difference]: With dead ends: 115273 [2021-12-06 20:09:14,558 INFO L226 Difference]: Without dead ends: 76722 [2021-12-06 20:09:14,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:09:14,677 INFO L933 BasicCegarLoop]: 5600 mSDtfsCounter, 2894 mSDsluCounter, 5916 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 806 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3253 SdHoareTripleChecker+Valid, 11516 SdHoareTripleChecker+Invalid, 2245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 806 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:14,677 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3253 Valid, 11516 Invalid, 2245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [806 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-12-06 20:09:14,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76722 states. [2021-12-06 20:09:16,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76722 to 75808. [2021-12-06 20:09:16,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75808 states, 54096 states have (on average 1.304366311742088) internal successors, (70561), 54686 states have internal predecessors, (70561), 18374 states have call successors, (18374), 3278 states have call predecessors, (18374), 3335 states have return successors, (20620), 18207 states have call predecessors, (20620), 18370 states have call successors, (20620) [2021-12-06 20:09:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75808 states to 75808 states and 109555 transitions. [2021-12-06 20:09:16,893 INFO L78 Accepts]: Start accepts. Automaton has 75808 states and 109555 transitions. Word has length 513 [2021-12-06 20:09:16,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:09:16,894 INFO L470 AbstractCegarLoop]: Abstraction has 75808 states and 109555 transitions. [2021-12-06 20:09:16,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-12-06 20:09:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 75808 states and 109555 transitions. [2021-12-06 20:09:16,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-06 20:09:16,900 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:09:16,900 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:09:16,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 20:09:16,901 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:09:16,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:09:16,901 INFO L85 PathProgramCache]: Analyzing trace with hash -597313832, now seen corresponding path program 1 times [2021-12-06 20:09:16,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:09:16,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837407347] [2021-12-06 20:09:16,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:09:16,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:09:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:09:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:09:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:09:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:09:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:09:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:09:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:09:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:09:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:09:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:09:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:09:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:09:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:09:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:09:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:09:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:09:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:09:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:09:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:09:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:09:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:09:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:09:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:09:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:09:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:09:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:09:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:09:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:09:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:09:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:09:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:09:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:09:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:09:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:09:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:09:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:09:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:09:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:09:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:09:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:09:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:09:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:09:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:09:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:09:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:09:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:09:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:09:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7189 trivial. 0 not checked. [2021-12-06 20:09:17,716 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:09:17,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837407347] [2021-12-06 20:09:17,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837407347] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:09:17,716 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:09:17,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:09:17,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767901090] [2021-12-06 20:09:17,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:09:17,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:09:17,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:09:17,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:09:17,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:09:17,718 INFO L87 Difference]: Start difference. First operand 75808 states and 109555 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-06 20:09:21,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:21,358 INFO L93 Difference]: Finished difference Result 76724 states and 111093 transitions. [2021-12-06 20:09:21,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:09:21,359 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 513 [2021-12-06 20:09:21,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:21,638 INFO L225 Difference]: With dead ends: 76724 [2021-12-06 20:09:21,638 INFO L226 Difference]: Without dead ends: 76722 [2021-12-06 20:09:21,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:09:21,674 INFO L933 BasicCegarLoop]: 2998 mSDtfsCounter, 2916 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 789 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3205 SdHoareTripleChecker+Valid, 10065 SdHoareTripleChecker+Invalid, 2174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 789 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:21,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3205 Valid, 10065 Invalid, 2174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [789 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 20:09:21,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76722 states. [2021-12-06 20:09:23,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76722 to 75812. [2021-12-06 20:09:23,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75812 states, 54099 states have (on average 1.3043494334460897) internal successors, (70564), 54689 states have internal predecessors, (70564), 18374 states have call successors, (18374), 3279 states have call predecessors, (18374), 3336 states have return successors, (20620), 18207 states have call predecessors, (20620), 18370 states have call successors, (20620) [2021-12-06 20:09:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75812 states to 75812 states and 109558 transitions. [2021-12-06 20:09:24,144 INFO L78 Accepts]: Start accepts. Automaton has 75812 states and 109558 transitions. Word has length 513 [2021-12-06 20:09:24,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:09:24,145 INFO L470 AbstractCegarLoop]: Abstraction has 75812 states and 109558 transitions. [2021-12-06 20:09:24,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-06 20:09:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 75812 states and 109558 transitions. [2021-12-06 20:09:24,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2021-12-06 20:09:24,150 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:09:24,151 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:09:24,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 20:09:24,151 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:09:24,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:09:24,151 INFO L85 PathProgramCache]: Analyzing trace with hash 468401262, now seen corresponding path program 1 times [2021-12-06 20:09:24,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:09:24,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359709597] [2021-12-06 20:09:24,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:09:24,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:09:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:09:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:09:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:09:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:09:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:09:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:09:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:09:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:09:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:09:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:09:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:09:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:09:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:09:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:09:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:09:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:09:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:09:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:09:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:09:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:09:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:09:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:09:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:09:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:09:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:09:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:09:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:09:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:09:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:09:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:09:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:09:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:09:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:09:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:09:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:09:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:09:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:09:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:09:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:09:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:09:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:09:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:09:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:09:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:09:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:09:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:09:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:09:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:09:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7191 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7189 trivial. 0 not checked. [2021-12-06 20:09:24,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:09:24,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359709597] [2021-12-06 20:09:24,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359709597] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:09:24,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:09:24,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:09:24,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891138934] [2021-12-06 20:09:24,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:09:24,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:09:24,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:09:24,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:09:24,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:09:24,771 INFO L87 Difference]: Start difference. First operand 75812 states and 109558 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-12-06 20:09:28,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:28,521 INFO L93 Difference]: Finished difference Result 76728 states and 111096 transitions. [2021-12-06 20:09:28,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:09:28,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 518 [2021-12-06 20:09:28,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:28,819 INFO L225 Difference]: With dead ends: 76728 [2021-12-06 20:09:28,819 INFO L226 Difference]: Without dead ends: 76726 [2021-12-06 20:09:28,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:09:28,842 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 788 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 788 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:28,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [788 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 20:09:28,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76726 states. [2021-12-06 20:09:30,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76726 to 75816. [2021-12-06 20:09:30,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75816 states, 54102 states have (on average 1.3043325570219215) internal successors, (70567), 54692 states have internal predecessors, (70567), 18374 states have call successors, (18374), 3280 states have call predecessors, (18374), 3337 states have return successors, (20620), 18207 states have call predecessors, (20620), 18370 states have call successors, (20620) [2021-12-06 20:09:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75816 states to 75816 states and 109561 transitions. [2021-12-06 20:09:31,107 INFO L78 Accepts]: Start accepts. Automaton has 75816 states and 109561 transitions. Word has length 518 [2021-12-06 20:09:31,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:09:31,107 INFO L470 AbstractCegarLoop]: Abstraction has 75816 states and 109561 transitions. [2021-12-06 20:09:31,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-12-06 20:09:31,108 INFO L276 IsEmpty]: Start isEmpty. Operand 75816 states and 109561 transitions. [2021-12-06 20:09:31,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2021-12-06 20:09:31,115 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:09:31,115 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:09:31,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 20:09:31,116 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:09:31,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:09:31,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1138434984, now seen corresponding path program 1 times [2021-12-06 20:09:31,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:09:31,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561100249] [2021-12-06 20:09:31,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:09:31,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:09:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:09:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:09:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:09:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:09:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:09:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:09:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:09:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:09:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:09:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:09:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:09:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:09:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:09:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:09:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:09:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:09:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:09:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:09:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:09:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:09:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:09:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:09:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:09:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:09:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:09:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:09:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:09:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:09:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:09:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:09:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:09:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:09:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:09:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:09:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:09:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:09:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:09:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:09:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:09:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:09:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:09:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:09:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:09:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:09:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:09:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:09:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:09:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:09:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:09:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 7197 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7193 trivial. 0 not checked. [2021-12-06 20:09:31,806 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:09:31,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561100249] [2021-12-06 20:09:31,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561100249] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:09:31,806 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:09:31,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:09:31,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082242638] [2021-12-06 20:09:31,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:09:31,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:09:31,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:09:31,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:09:31,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:09:31,808 INFO L87 Difference]: Start difference. First operand 75816 states and 109561 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-12-06 20:09:35,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:35,438 INFO L93 Difference]: Finished difference Result 76732 states and 111099 transitions. [2021-12-06 20:09:35,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:09:35,439 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 523 [2021-12-06 20:09:35,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:35,690 INFO L225 Difference]: With dead ends: 76732 [2021-12-06 20:09:35,690 INFO L226 Difference]: Without dead ends: 76730 [2021-12-06 20:09:35,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:09:35,730 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 787 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 787 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:35,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [787 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 20:09:35,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76730 states. [2021-12-06 20:09:38,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76730 to 75820. [2021-12-06 20:09:38,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75820 states, 54105 states have (on average 1.3043156824692728) internal successors, (70570), 54695 states have internal predecessors, (70570), 18374 states have call successors, (18374), 3281 states have call predecessors, (18374), 3338 states have return successors, (20620), 18207 states have call predecessors, (20620), 18370 states have call successors, (20620) [2021-12-06 20:09:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75820 states to 75820 states and 109564 transitions. [2021-12-06 20:09:38,297 INFO L78 Accepts]: Start accepts. Automaton has 75820 states and 109564 transitions. Word has length 523 [2021-12-06 20:09:38,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:09:38,297 INFO L470 AbstractCegarLoop]: Abstraction has 75820 states and 109564 transitions. [2021-12-06 20:09:38,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-12-06 20:09:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 75820 states and 109564 transitions. [2021-12-06 20:09:38,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2021-12-06 20:09:38,306 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:09:38,306 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:09:38,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 20:09:38,307 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:09:38,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:09:38,307 INFO L85 PathProgramCache]: Analyzing trace with hash 964802158, now seen corresponding path program 1 times [2021-12-06 20:09:38,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:09:38,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916358511] [2021-12-06 20:09:38,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:09:38,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:09:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:09:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:09:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:09:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:09:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:09:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:09:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:09:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:09:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:09:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:09:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:09:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:09:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:09:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:09:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:09:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:09:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:09:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:09:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:09:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:09:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:09:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:09:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:09:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:09:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:09:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:09:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:09:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:09:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:09:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:09:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:09:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:09:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:09:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:09:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:09:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:09:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:09:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:09:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:09:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:09:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:09:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:09:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:09:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:09:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:09:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:09:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:09:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:09:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:09:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:09:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:38,870 INFO L134 CoverageAnalysis]: Checked inductivity of 7207 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7201 trivial. 0 not checked. [2021-12-06 20:09:38,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:09:38,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916358511] [2021-12-06 20:09:38,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916358511] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:09:38,870 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:09:38,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:09:38,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464878054] [2021-12-06 20:09:38,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:09:38,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:09:38,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:09:38,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:09:38,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:09:38,872 INFO L87 Difference]: Start difference. First operand 75820 states and 109564 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2021-12-06 20:09:42,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:42,557 INFO L93 Difference]: Finished difference Result 76736 states and 111102 transitions. [2021-12-06 20:09:42,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:09:42,558 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 528 [2021-12-06 20:09:42,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:42,799 INFO L225 Difference]: With dead ends: 76736 [2021-12-06 20:09:42,799 INFO L226 Difference]: Without dead ends: 76734 [2021-12-06 20:09:42,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:09:42,832 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 786 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 786 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:42,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [786 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-06 20:09:42,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76734 states. [2021-12-06 20:09:45,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76734 to 75824. [2021-12-06 20:09:45,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75824 states, 54108 states have (on average 1.3042988097878316) internal successors, (70573), 54698 states have internal predecessors, (70573), 18374 states have call successors, (18374), 3282 states have call predecessors, (18374), 3339 states have return successors, (20620), 18207 states have call predecessors, (20620), 18370 states have call successors, (20620) [2021-12-06 20:09:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75824 states to 75824 states and 109567 transitions. [2021-12-06 20:09:45,306 INFO L78 Accepts]: Start accepts. Automaton has 75824 states and 109567 transitions. Word has length 528 [2021-12-06 20:09:45,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:09:45,307 INFO L470 AbstractCegarLoop]: Abstraction has 75824 states and 109567 transitions. [2021-12-06 20:09:45,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2021-12-06 20:09:45,307 INFO L276 IsEmpty]: Start isEmpty. Operand 75824 states and 109567 transitions. [2021-12-06 20:09:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2021-12-06 20:09:45,316 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:09:45,317 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:09:45,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 20:09:45,317 INFO L402 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)] === [2021-12-06 20:09:45,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:09:45,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1778266821, now seen corresponding path program 1 times [2021-12-06 20:09:45,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:09:45,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685173607] [2021-12-06 20:09:45,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:09:45,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:09:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:09:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:09:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:09:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:09:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:09:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:09:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:09:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:09:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:09:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:09:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:09:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:09:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:09:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:09:45,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:09:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:09:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:09:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:09:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:09:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:09:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:09:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:09:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:09:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:09:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:09:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:09:45,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:09:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:09:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:09:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:09:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:09:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:09:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:09:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:09:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:09:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:09:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:09:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:09:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:09:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:09:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:09:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:09:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:09:45,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:09:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:09:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:09:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:09:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-06 20:09:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:09:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:09:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-06 20:09:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2021-12-06 20:09:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-12-06 20:09:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-06 20:09:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:09:45,832 INFO L134 CoverageAnalysis]: Checked inductivity of 7232 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7219 trivial. 0 not checked. [2021-12-06 20:09:45,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:09:45,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685173607] [2021-12-06 20:09:45,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685173607] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:09:45,832 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:09:45,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 20:09:45,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144939646] [2021-12-06 20:09:45,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:09:45,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:09:45,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:09:45,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:09:45,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:09:45,833 INFO L87 Difference]: Start difference. First operand 75824 states and 109567 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-12-06 20:09:55,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:09:55,764 INFO L93 Difference]: Finished difference Result 189094 states and 273783 transitions. [2021-12-06 20:09:55,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 20:09:55,765 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 544 [2021-12-06 20:09:55,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:09:56,131 INFO L225 Difference]: With dead ends: 189094 [2021-12-06 20:09:56,131 INFO L226 Difference]: Without dead ends: 113889 [2021-12-06 20:09:56,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 20:09:56,294 INFO L933 BasicCegarLoop]: 5357 mSDtfsCounter, 3394 mSDsluCounter, 6017 mSDsCounter, 0 mSdLazyCounter, 4362 mSolverCounterSat, 2264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3806 SdHoareTripleChecker+Valid, 11374 SdHoareTripleChecker+Invalid, 6626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2264 IncrementalHoareTripleChecker+Valid, 4362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2021-12-06 20:09:56,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3806 Valid, 11374 Invalid, 6626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2264 Valid, 4362 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2021-12-06 20:09:56,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113889 states. [2021-12-06 20:10:00,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113889 to 112486. [2021-12-06 20:10:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112486 states, 80264 states have (on average 1.305329911292734) internal successors, (104771), 81104 states have internal predecessors, (104771), 27258 states have call successors, (27258), 4867 states have call predecessors, (27258), 4961 states have return successors, (30629), 27060 states have call predecessors, (30629), 27254 states have call successors, (30629) [2021-12-06 20:10:00,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112486 states to 112486 states and 162658 transitions. [2021-12-06 20:10:00,530 INFO L78 Accepts]: Start accepts. Automaton has 112486 states and 162658 transitions. Word has length 544 [2021-12-06 20:10:00,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:10:00,530 INFO L470 AbstractCegarLoop]: Abstraction has 112486 states and 162658 transitions. [2021-12-06 20:10:00,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-12-06 20:10:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 112486 states and 162658 transitions. [2021-12-06 20:10:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-12-06 20:10:00,540 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:10:00,540 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:10:00,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 20:10:00,540 INFO L402 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)] === [2021-12-06 20:10:00,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:10:00,541 INFO L85 PathProgramCache]: Analyzing trace with hash -607858216, now seen corresponding path program 1 times [2021-12-06 20:10:00,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:10:00,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329667857] [2021-12-06 20:10:00,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:10:00,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:10:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:10:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:10:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:10:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:10:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:10:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:10:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:10:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:10:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:10:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:10:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:10:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:10:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:10:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:10:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:10:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:10:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:10:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:10:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:10:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:10:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:10:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:10:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:10:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:10:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:10:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:10:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:10:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:10:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:10:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:10:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:10:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:10:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:10:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:10:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:00,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:10:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:10:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:10:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:10:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:10:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:10:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:10:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:10:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:10:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:10:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:10:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:10:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:10:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:10:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:10:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:10:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-06 20:10:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:01,128 INFO L134 CoverageAnalysis]: Checked inductivity of 7221 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7213 trivial. 0 not checked. [2021-12-06 20:10:01,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:10:01,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329667857] [2021-12-06 20:10:01,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329667857] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:10:01,128 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:10:01,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:10:01,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797616147] [2021-12-06 20:10:01,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:10:01,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:10:01,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:10:01,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:10:01,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:10:01,130 INFO L87 Difference]: Start difference. First operand 112486 states and 162658 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-06 20:10:06,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:10:06,326 INFO L93 Difference]: Finished difference Result 113857 states and 164943 transitions. [2021-12-06 20:10:06,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:10:06,327 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 533 [2021-12-06 20:10:06,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:10:06,709 INFO L225 Difference]: With dead ends: 113857 [2021-12-06 20:10:06,709 INFO L226 Difference]: Without dead ends: 113855 [2021-12-06 20:10:06,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:10:06,827 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 785 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 785 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:10:06,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [785 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 20:10:06,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113855 states. [2021-12-06 20:10:10,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113855 to 112490. [2021-12-06 20:10:10,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112490 states, 80267 states have (on average 1.3053184995078924) internal successors, (104774), 81107 states have internal predecessors, (104774), 27258 states have call successors, (27258), 4868 states have call predecessors, (27258), 4962 states have return successors, (30629), 27060 states have call predecessors, (30629), 27254 states have call successors, (30629) [2021-12-06 20:10:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112490 states to 112490 states and 162661 transitions. [2021-12-06 20:10:11,208 INFO L78 Accepts]: Start accepts. Automaton has 112490 states and 162661 transitions. Word has length 533 [2021-12-06 20:10:11,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:10:11,209 INFO L470 AbstractCegarLoop]: Abstraction has 112490 states and 162661 transitions. [2021-12-06 20:10:11,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-06 20:10:11,209 INFO L276 IsEmpty]: Start isEmpty. Operand 112490 states and 162661 transitions. [2021-12-06 20:10:11,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2021-12-06 20:10:11,219 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:10:11,219 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:10:11,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 20:10:11,219 INFO L402 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)] === [2021-12-06 20:10:11,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:10:11,220 INFO L85 PathProgramCache]: Analyzing trace with hash -214343570, now seen corresponding path program 1 times [2021-12-06 20:10:11,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:10:11,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601460965] [2021-12-06 20:10:11,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:10:11,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:10:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:10:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:10:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:10:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:10:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:10:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:10:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:10:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:10:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:10:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:10:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:10:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:10:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:10:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:10:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:10:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:10:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:10:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:10:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:10:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:10:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:10:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:10:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:10:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:10:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:10:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:10:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:10:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:10:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:10:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:10:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:10:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:10:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:10:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:10:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:10:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:10:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:10:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:10:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:10:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:10:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:10:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:10:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:10:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:10:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:10:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:10:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:10:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:10:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:10:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:10:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-06 20:10:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-12-06 20:10:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 7239 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7229 trivial. 0 not checked. [2021-12-06 20:10:11,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:10:11,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601460965] [2021-12-06 20:10:11,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601460965] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:10:11,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:10:11,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:10:11,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56224988] [2021-12-06 20:10:11,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:10:11,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:10:11,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:10:11,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:10:11,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:10:11,779 INFO L87 Difference]: Start difference. First operand 112490 states and 162661 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-12-06 20:10:17,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:10:17,225 INFO L93 Difference]: Finished difference Result 113861 states and 164946 transitions. [2021-12-06 20:10:17,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:10:17,226 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 538 [2021-12-06 20:10:17,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:10:17,587 INFO L225 Difference]: With dead ends: 113861 [2021-12-06 20:10:17,588 INFO L226 Difference]: Without dead ends: 113859 [2021-12-06 20:10:17,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:10:17,630 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 784 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:10:17,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [784 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-06 20:10:17,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113859 states. [2021-12-06 20:10:21,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113859 to 112494. [2021-12-06 20:10:21,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112494 states, 80270 states have (on average 1.3053070885760558) internal successors, (104777), 81110 states have internal predecessors, (104777), 27258 states have call successors, (27258), 4869 states have call predecessors, (27258), 4963 states have return successors, (30629), 27060 states have call predecessors, (30629), 27254 states have call successors, (30629) [2021-12-06 20:10:22,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112494 states to 112494 states and 162664 transitions. [2021-12-06 20:10:22,400 INFO L78 Accepts]: Start accepts. Automaton has 112494 states and 162664 transitions. Word has length 538 [2021-12-06 20:10:22,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:10:22,401 INFO L470 AbstractCegarLoop]: Abstraction has 112494 states and 162664 transitions. [2021-12-06 20:10:22,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-12-06 20:10:22,401 INFO L276 IsEmpty]: Start isEmpty. Operand 112494 states and 162664 transitions. [2021-12-06 20:10:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2021-12-06 20:10:22,413 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:10:22,413 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 7, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:10:22,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 20:10:22,413 INFO L402 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)] === [2021-12-06 20:10:22,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:10:22,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1266575528, now seen corresponding path program 1 times [2021-12-06 20:10:22,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:10:22,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779329996] [2021-12-06 20:10:22,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:10:22,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:10:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:10:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:10:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:10:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:10:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:10:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:10:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:10:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:10:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:10:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:10:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:10:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:10:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:10:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:10:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:10:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:10:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:10:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:10:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:10:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:10:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:10:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:10:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:10:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:10:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:10:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:10:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:10:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:10:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:10:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:10:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:10:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:10:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:10:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:10:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:10:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:10:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:10:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:10:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:10:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:10:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:10:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:10:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:10:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:10:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:10:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:10:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:10:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:10:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:10:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:10:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-06 20:10:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-12-06 20:10:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-06 20:10:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:22,996 INFO L134 CoverageAnalysis]: Checked inductivity of 7261 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7249 trivial. 0 not checked. [2021-12-06 20:10:22,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:10:22,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779329996] [2021-12-06 20:10:22,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779329996] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:10:22,996 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:10:22,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:10:22,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224201261] [2021-12-06 20:10:22,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:10:22,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:10:22,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:10:22,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:10:22,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:10:22,997 INFO L87 Difference]: Start difference. First operand 112494 states and 162664 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-12-06 20:10:28,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:10:28,535 INFO L93 Difference]: Finished difference Result 113865 states and 164949 transitions. [2021-12-06 20:10:28,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:10:28,536 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 543 [2021-12-06 20:10:28,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:10:28,883 INFO L225 Difference]: With dead ends: 113865 [2021-12-06 20:10:28,883 INFO L226 Difference]: Without dead ends: 113863 [2021-12-06 20:10:28,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:10:28,918 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 783 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 783 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:10:28,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [783 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 20:10:29,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113863 states. [2021-12-06 20:10:33,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113863 to 112498. [2021-12-06 20:10:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112498 states, 80273 states have (on average 1.3052956784971286) internal successors, (104780), 81113 states have internal predecessors, (104780), 27258 states have call successors, (27258), 4870 states have call predecessors, (27258), 4964 states have return successors, (30629), 27060 states have call predecessors, (30629), 27254 states have call successors, (30629) [2021-12-06 20:10:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112498 states to 112498 states and 162667 transitions. [2021-12-06 20:10:33,769 INFO L78 Accepts]: Start accepts. Automaton has 112498 states and 162667 transitions. Word has length 543 [2021-12-06 20:10:33,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:10:33,770 INFO L470 AbstractCegarLoop]: Abstraction has 112498 states and 162667 transitions. [2021-12-06 20:10:33,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-12-06 20:10:33,770 INFO L276 IsEmpty]: Start isEmpty. Operand 112498 states and 162667 transitions. [2021-12-06 20:10:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2021-12-06 20:10:33,784 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:10:33,784 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 8, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:10:33,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 20:10:33,784 INFO L402 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)] === [2021-12-06 20:10:33,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:10:33,785 INFO L85 PathProgramCache]: Analyzing trace with hash 894843502, now seen corresponding path program 1 times [2021-12-06 20:10:33,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:10:33,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314421671] [2021-12-06 20:10:33,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:10:33,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:10:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:10:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:10:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:10:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:10:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:10:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:10:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:10:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:10:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:33,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:10:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:10:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:10:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:10:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:10:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:10:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:10:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:10:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:10:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:10:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:10:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:10:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:10:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:10:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:10:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:10:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:10:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:10:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:10:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:10:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:10:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:10:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:10:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:10:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:10:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:10:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:10:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:10:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:10:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:10:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:10:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:10:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:10:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:10:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:10:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:10:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:10:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:10:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:10:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:10:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:10:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:10:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-06 20:10:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-12-06 20:10:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-06 20:10:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-06 20:10:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:34,424 INFO L134 CoverageAnalysis]: Checked inductivity of 7287 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7273 trivial. 0 not checked. [2021-12-06 20:10:34,425 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:10:34,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314421671] [2021-12-06 20:10:34,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314421671] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:10:34,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:10:34,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:10:34,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919966541] [2021-12-06 20:10:34,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:10:34,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:10:34,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:10:34,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:10:34,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:10:34,426 INFO L87 Difference]: Start difference. First operand 112498 states and 162667 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2021-12-06 20:10:39,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:10:39,911 INFO L93 Difference]: Finished difference Result 113869 states and 164952 transitions. [2021-12-06 20:10:39,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:10:39,912 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 548 [2021-12-06 20:10:39,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:10:40,342 INFO L225 Difference]: With dead ends: 113869 [2021-12-06 20:10:40,342 INFO L226 Difference]: Without dead ends: 113867 [2021-12-06 20:10:40,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:10:40,377 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 782 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 782 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:10:40,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [782 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-06 20:10:40,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113867 states. [2021-12-06 20:10:44,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113867 to 112502. [2021-12-06 20:10:44,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112502 states, 80276 states have (on average 1.305284269271015) internal successors, (104783), 81116 states have internal predecessors, (104783), 27258 states have call successors, (27258), 4871 states have call predecessors, (27258), 4965 states have return successors, (30629), 27060 states have call predecessors, (30629), 27254 states have call successors, (30629) [2021-12-06 20:10:45,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112502 states to 112502 states and 162670 transitions. [2021-12-06 20:10:45,421 INFO L78 Accepts]: Start accepts. Automaton has 112502 states and 162670 transitions. Word has length 548 [2021-12-06 20:10:45,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:10:45,422 INFO L470 AbstractCegarLoop]: Abstraction has 112502 states and 162670 transitions. [2021-12-06 20:10:45,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2021-12-06 20:10:45,422 INFO L276 IsEmpty]: Start isEmpty. Operand 112502 states and 162670 transitions. [2021-12-06 20:10:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2021-12-06 20:10:45,437 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:10:45,437 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 9, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:10:45,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-06 20:10:45,438 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:10:45,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:10:45,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1687629016, now seen corresponding path program 1 times [2021-12-06 20:10:45,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:10:45,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644462445] [2021-12-06 20:10:45,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:10:45,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:10:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:10:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:10:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:10:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:10:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:10:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:10:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:10:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:10:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:10:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:10:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:10:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:10:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:10:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:10:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:10:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:10:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:10:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:10:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:10:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:10:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:10:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:10:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:10:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:10:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:10:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:10:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:10:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:10:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:10:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:10:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:10:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:10:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:10:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:10:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:10:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:10:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:10:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:10:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:10:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:10:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:10:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:10:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:10:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:10:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:10:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:10:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:10:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:45,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:10:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:10:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:10:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-06 20:10:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-12-06 20:10:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-06 20:10:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-06 20:10:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-06 20:10:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 7317 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7301 trivial. 0 not checked. [2021-12-06 20:10:46,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:10:46,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644462445] [2021-12-06 20:10:46,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644462445] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:10:46,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:10:46,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:10:46,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847470419] [2021-12-06 20:10:46,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:10:46,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:10:46,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:10:46,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:10:46,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:10:46,026 INFO L87 Difference]: Start difference. First operand 112502 states and 162670 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2021-12-06 20:10:51,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:10:51,912 INFO L93 Difference]: Finished difference Result 113873 states and 164955 transitions. [2021-12-06 20:10:51,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:10:51,913 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 553 [2021-12-06 20:10:51,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:10:52,275 INFO L225 Difference]: With dead ends: 113873 [2021-12-06 20:10:52,275 INFO L226 Difference]: Without dead ends: 113871 [2021-12-06 20:10:52,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:10:52,315 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 781 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 781 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:10:52,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [781 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-06 20:10:52,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113871 states. [2021-12-06 20:10:56,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113871 to 112506. [2021-12-06 20:10:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112506 states, 80279 states have (on average 1.3052728608976196) internal successors, (104786), 81119 states have internal predecessors, (104786), 27258 states have call successors, (27258), 4872 states have call predecessors, (27258), 4966 states have return successors, (30629), 27060 states have call predecessors, (30629), 27254 states have call successors, (30629) [2021-12-06 20:10:57,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112506 states to 112506 states and 162673 transitions. [2021-12-06 20:10:57,475 INFO L78 Accepts]: Start accepts. Automaton has 112506 states and 162673 transitions. Word has length 553 [2021-12-06 20:10:57,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:10:57,475 INFO L470 AbstractCegarLoop]: Abstraction has 112506 states and 162673 transitions. [2021-12-06 20:10:57,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2021-12-06 20:10:57,476 INFO L276 IsEmpty]: Start isEmpty. Operand 112506 states and 162673 transitions. [2021-12-06 20:10:57,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 559 [2021-12-06 20:10:57,490 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:10:57,490 INFO L514 BasicCegarLoop]: trace histogram [43, 43, 39, 39, 39, 39, 39, 39, 10, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:10:57,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-06 20:10:57,490 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:10:57,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:10:57,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1729905774, now seen corresponding path program 1 times [2021-12-06 20:10:57,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:10:57,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619940392] [2021-12-06 20:10:57,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:10:57,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:10:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:10:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:10:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:10:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:10:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:10:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:10:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:10:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:10:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:10:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:10:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:10:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:10:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:10:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:10:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:10:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:10:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:10:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:10:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:10:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:10:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:10:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:10:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:10:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:10:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:10:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:10:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:10:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:10:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:10:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:10:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:10:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:10:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:10:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:10:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:10:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:10:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:57,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:10:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:10:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:10:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:10:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:10:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:10:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:10:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:10:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:10:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:10:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:10:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-06 20:10:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-06 20:10:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:10:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:10:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-06 20:10:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-12-06 20:10:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-06 20:10:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-06 20:10:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-06 20:10:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2021-12-06 20:10:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:10:58,093 INFO L134 CoverageAnalysis]: Checked inductivity of 7351 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 7333 trivial. 0 not checked. [2021-12-06 20:10:58,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:10:58,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619940392] [2021-12-06 20:10:58,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619940392] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:10:58,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:10:58,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:10:58,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486214420] [2021-12-06 20:10:58,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:10:58,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:10:58,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:10:58,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:10:58,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:10:58,094 INFO L87 Difference]: Start difference. First operand 112506 states and 162673 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (59), 4 states have call predecessors, (59), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-12-06 20:11:03,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:11:03,968 INFO L93 Difference]: Finished difference Result 113877 states and 164958 transitions. [2021-12-06 20:11:03,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:11:03,970 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (59), 4 states have call predecessors, (59), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 558 [2021-12-06 20:11:03,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:11:04,377 INFO L225 Difference]: With dead ends: 113877 [2021-12-06 20:11:04,377 INFO L226 Difference]: Without dead ends: 113875 [2021-12-06 20:11:04,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:11:04,429 INFO L933 BasicCegarLoop]: 3001 mSDtfsCounter, 2908 mSDsluCounter, 7067 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 780 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3197 SdHoareTripleChecker+Valid, 10068 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 780 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:11:04,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3197 Valid, 10068 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [780 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-06 20:11:04,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113875 states. [2021-12-06 20:11:09,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113875 to 112510. [2021-12-06 20:11:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112510 states, 80282 states have (on average 1.3052614533768465) internal successors, (104789), 81122 states have internal predecessors, (104789), 27258 states have call successors, (27258), 4873 states have call predecessors, (27258), 4967 states have return successors, (30629), 27060 states have call predecessors, (30629), 27254 states have call successors, (30629) [2021-12-06 20:11:09,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112510 states to 112510 states and 162676 transitions. [2021-12-06 20:11:09,951 INFO L78 Accepts]: Start accepts. Automaton has 112510 states and 162676 transitions. Word has length 558 [2021-12-06 20:11:09,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:11:09,952 INFO L470 AbstractCegarLoop]: Abstraction has 112510 states and 162676 transitions. [2021-12-06 20:11:09,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (59), 4 states have call predecessors, (59), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-12-06 20:11:09,952 INFO L276 IsEmpty]: Start isEmpty. Operand 112510 states and 162676 transitions. [2021-12-06 20:11:09,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2021-12-06 20:11:09,967 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:11:09,967 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 39, 39, 39, 39, 39, 39, 11, 10, 10, 6, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:11:09,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-06 20:11:09,968 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:11:09,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:11:09,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1789028829, now seen corresponding path program 1 times [2021-12-06 20:11:09,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:11:09,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132341884] [2021-12-06 20:11:09,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:11:09,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:11:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:11:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:11:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:11:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:11:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:11:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:11:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:11:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:11:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:11:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:11:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:11:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:11:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:11:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:11:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:11:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:11:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:11:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:11:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:11:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:11:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:11:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:11:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:11:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:11:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:11:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:11:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:11:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:11:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:11:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:11:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:11:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:11:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:11:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:11:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:11:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:11:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:11:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:11:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:11:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:11:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:11:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:11:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:11:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:11:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:11:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:11:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-12-06 20:11:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-06 20:11:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:11:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-12-06 20:11:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-12-06 20:11:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:11:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2021-12-06 20:11:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-06 20:11:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-06 20:11:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2021-12-06 20:11:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-12-06 20:11:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-12-06 20:11:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-06 20:11:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2021-12-06 20:11:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2021-12-06 20:11:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2021-12-06 20:11:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 7698 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 7678 trivial. 0 not checked. [2021-12-06 20:11:10,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:11:10,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132341884] [2021-12-06 20:11:10,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132341884] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:11:10,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:11:10,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 20:11:10,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754331163] [2021-12-06 20:11:10,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:11:10,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 20:11:10,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:11:10,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 20:11:10,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:11:10,634 INFO L87 Difference]: Start difference. First operand 112510 states and 162676 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (64), 5 states have call predecessors, (64), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-12-06 20:11:20,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:11:20,724 INFO L93 Difference]: Finished difference Result 118333 states and 169512 transitions. [2021-12-06 20:11:20,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 20:11:20,724 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (64), 5 states have call predecessors, (64), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 599 [2021-12-06 20:11:20,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:11:21,118 INFO L225 Difference]: With dead ends: 118333 [2021-12-06 20:11:21,119 INFO L226 Difference]: Without dead ends: 118329 [2021-12-06 20:11:21,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2021-12-06 20:11:21,173 INFO L933 BasicCegarLoop]: 2837 mSDtfsCounter, 3389 mSDsluCounter, 6208 mSDsCounter, 0 mSdLazyCounter, 4342 mSolverCounterSat, 2085 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3567 SdHoareTripleChecker+Valid, 9045 SdHoareTripleChecker+Invalid, 6427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2085 IncrementalHoareTripleChecker+Valid, 4342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-06 20:11:21,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3567 Valid, 9045 Invalid, 6427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2085 Valid, 4342 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-06 20:11:21,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118329 states. [2021-12-06 20:11:26,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118329 to 116898. [2021-12-06 20:11:26,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116898 states, 83197 states have (on average 1.2992415591908362) internal successors, (108093), 84036 states have internal predecessors, (108093), 27849 states have call successors, (27849), 5756 states have call predecessors, (27849), 5849 states have return successors, (31220), 27651 states have call predecessors, (31220), 27845 states have call successors, (31220) [2021-12-06 20:11:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116898 states to 116898 states and 167162 transitions. [2021-12-06 20:11:27,135 INFO L78 Accepts]: Start accepts. Automaton has 116898 states and 167162 transitions. Word has length 599 [2021-12-06 20:11:27,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:11:27,136 INFO L470 AbstractCegarLoop]: Abstraction has 116898 states and 167162 transitions. [2021-12-06 20:11:27,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (64), 5 states have call predecessors, (64), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-12-06 20:11:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 116898 states and 167162 transitions. [2021-12-06 20:11:27,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2021-12-06 20:11:27,152 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:11:27,153 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 39, 39, 39, 39, 39, 39, 12, 11, 11, 6, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:11:27,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-06 20:11:27,153 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:11:27,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:11:27,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1864704387, now seen corresponding path program 1 times [2021-12-06 20:11:27,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:11:27,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760727341] [2021-12-06 20:11:27,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:11:27,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:11:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:11:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:11:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:11:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:11:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:11:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:11:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:11:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:11:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:11:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:11:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:11:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:11:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:11:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:11:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:11:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:11:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:11:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:11:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:11:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:11:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:11:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:11:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:11:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:11:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:11:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:11:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:11:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:11:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:11:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:11:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:11:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:11:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:11:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:11:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:11:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:11:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:11:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:11:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:11:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:11:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:11:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:11:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:11:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-06 20:11:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-06 20:11:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-06 20:11:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-12-06 20:11:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-06 20:11:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-06 20:11:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-12-06 20:11:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-12-06 20:11:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:11:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2021-12-06 20:11:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-06 20:11:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-06 20:11:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2021-12-06 20:11:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-12-06 20:11:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-12-06 20:11:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-06 20:11:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2021-12-06 20:11:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2021-12-06 20:11:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2021-12-06 20:11:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2021-12-06 20:11:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 7740 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 7718 trivial. 0 not checked. [2021-12-06 20:11:27,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:11:27,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760727341] [2021-12-06 20:11:27,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760727341] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:11:27,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:11:27,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 20:11:27,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424984908] [2021-12-06 20:11:27,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:11:27,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 20:11:27,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:11:27,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 20:11:27,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:11:27,806 INFO L87 Difference]: Start difference. First operand 116898 states and 167162 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2021-12-06 20:11:38,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:11:38,032 INFO L93 Difference]: Finished difference Result 118329 states and 169508 transitions. [2021-12-06 20:11:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 20:11:38,033 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Word has length 604 [2021-12-06 20:11:38,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:11:38,457 INFO L225 Difference]: With dead ends: 118329 [2021-12-06 20:11:38,458 INFO L226 Difference]: Without dead ends: 117250 [2021-12-06 20:11:38,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-12-06 20:11:38,523 INFO L933 BasicCegarLoop]: 2800 mSDtfsCounter, 3476 mSDsluCounter, 5965 mSDsCounter, 0 mSdLazyCounter, 4040 mSolverCounterSat, 2048 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3694 SdHoareTripleChecker+Valid, 8765 SdHoareTripleChecker+Invalid, 6088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2048 IncrementalHoareTripleChecker+Valid, 4040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:11:38,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3694 Valid, 8765 Invalid, 6088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2048 Valid, 4040 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2021-12-06 20:11:38,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117250 states. [2021-12-06 20:11:43,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117250 to 115819. [2021-12-06 20:11:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115819 states, 82444 states have (on average 1.2989180534665956) internal successors, (107088), 83210 states have internal predecessors, (107088), 27561 states have call successors, (27561), 5704 states have call predecessors, (27561), 5812 states have return successors, (30933), 27449 states have call predecessors, (30933), 27558 states have call successors, (30933) [2021-12-06 20:11:44,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115819 states to 115819 states and 165582 transitions. [2021-12-06 20:11:44,100 INFO L78 Accepts]: Start accepts. Automaton has 115819 states and 165582 transitions. Word has length 604 [2021-12-06 20:11:44,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:11:44,100 INFO L470 AbstractCegarLoop]: Abstraction has 115819 states and 165582 transitions. [2021-12-06 20:11:44,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2021-12-06 20:11:44,101 INFO L276 IsEmpty]: Start isEmpty. Operand 115819 states and 165582 transitions. [2021-12-06 20:11:44,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2021-12-06 20:11:44,119 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:11:44,120 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 39, 39, 39, 39, 39, 39, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:11:44,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-06 20:11:44,120 INFO L402 AbstractCegarLoop]: === Iteration 20 === 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)] === [2021-12-06 20:11:44,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:11:44,120 INFO L85 PathProgramCache]: Analyzing trace with hash 382889070, now seen corresponding path program 1 times [2021-12-06 20:11:44,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:11:44,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388921805] [2021-12-06 20:11:44,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:11:44,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:11:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:11:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:11:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:11:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:11:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:11:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:11:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:11:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:11:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:11:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:11:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:11:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:11:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:11:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:11:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:11:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:11:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:11:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:11:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:11:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:11:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:11:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:11:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:11:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:11:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:11:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:11:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:11:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:11:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:11:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:11:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:11:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:11:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:11:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:11:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:11:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:11:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:11:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:11:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:11:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:11:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:11:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:11:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:11:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-06 20:11:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-06 20:11:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-06 20:11:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-06 20:11:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-06 20:11:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:11:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-06 20:11:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-12-06 20:11:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-06 20:11:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-06 20:11:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:11:44,621 INFO L134 CoverageAnalysis]: Checked inductivity of 7471 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7456 trivial. 0 not checked. [2021-12-06 20:11:44,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:11:44,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388921805] [2021-12-06 20:11:44,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388921805] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:11:44,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:11:44,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:11:44,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492188769] [2021-12-06 20:11:44,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:11:44,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:11:44,622 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:11:44,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:11:44,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:11:44,622 INFO L87 Difference]: Start difference. First operand 115819 states and 165582 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 3 states have call successors, (61), 3 states have call predecessors, (61), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-12-06 20:11:54,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:11:54,105 INFO L93 Difference]: Finished difference Result 267147 states and 382566 transitions. [2021-12-06 20:11:54,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:11:54,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 3 states have call successors, (61), 3 states have call predecessors, (61), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 574 [2021-12-06 20:11:54,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:11:54,668 INFO L225 Difference]: With dead ends: 267147 [2021-12-06 20:11:54,668 INFO L226 Difference]: Without dead ends: 151947 [2021-12-06 20:11:54,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:11:54,949 INFO L933 BasicCegarLoop]: 5656 mSDtfsCounter, 2759 mSDsluCounter, 5864 mSDsCounter, 0 mSdLazyCounter, 1428 mSolverCounterSat, 746 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3100 SdHoareTripleChecker+Valid, 11520 SdHoareTripleChecker+Invalid, 2174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 746 IncrementalHoareTripleChecker+Valid, 1428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:11:54,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3100 Valid, 11520 Invalid, 2174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [746 Valid, 1428 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-12-06 20:11:55,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151947 states. [2021-12-06 20:12:01,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151947 to 150153. [2021-12-06 20:12:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150153 states, 107091 states have (on average 1.2994836167371675) internal successors, (139163), 108063 states have internal predecessors, (139163), 35580 states have call successors, (35580), 7339 states have call predecessors, (35580), 7480 states have return successors, (39993), 35445 states have call predecessors, (39993), 35577 states have call successors, (39993) [2021-12-06 20:12:02,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150153 states to 150153 states and 214736 transitions. [2021-12-06 20:12:02,299 INFO L78 Accepts]: Start accepts. Automaton has 150153 states and 214736 transitions. Word has length 574 [2021-12-06 20:12:02,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:12:02,300 INFO L470 AbstractCegarLoop]: Abstraction has 150153 states and 214736 transitions. [2021-12-06 20:12:02,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 3 states have call successors, (61), 3 states have call predecessors, (61), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-12-06 20:12:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 150153 states and 214736 transitions. [2021-12-06 20:12:02,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2021-12-06 20:12:02,324 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:12:02,324 INFO L514 BasicCegarLoop]: trace histogram [47, 47, 39, 39, 39, 39, 39, 39, 7, 7, 7, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:12:02,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-06 20:12:02,325 INFO L402 AbstractCegarLoop]: === Iteration 21 === 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)] === [2021-12-06 20:12:02,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:12:02,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1020237230, now seen corresponding path program 1 times [2021-12-06 20:12:02,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:12:02,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245712433] [2021-12-06 20:12:02,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:12:02,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:12:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:12:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:12:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:12:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:12:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:12:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:12:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:12:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:12:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:12:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:12:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:12:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:12:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:12:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:12:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:12:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:12:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:12:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:12:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:12:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:12:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:12:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:12:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:12:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:12:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:12:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:12:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:12:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:12:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:12:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:12:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:12:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:12:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:12:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:12:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:12:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:12:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:12:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:12:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:12:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:12:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:12:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:12:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:12:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-06 20:12:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-06 20:12:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-06 20:12:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-06 20:12:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:12:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:12:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 20:12:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2021-12-06 20:12:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-06 20:12:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2021-12-06 20:12:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-06 20:12:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2021-12-06 20:12:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-12-06 20:12:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2021-12-06 20:12:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 7811 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 7773 trivial. 0 not checked. [2021-12-06 20:12:02,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:12:02,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245712433] [2021-12-06 20:12:02,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245712433] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:12:02,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467546211] [2021-12-06 20:12:02,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:12:02,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:12:02,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:12:02,872 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:12:02,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 20:12:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:03,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 4308 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 20:12:03,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:12:03,857 INFO L134 CoverageAnalysis]: Checked inductivity of 7811 backedges. 461 proven. 0 refuted. 0 times theorem prover too weak. 7350 trivial. 0 not checked. [2021-12-06 20:12:03,858 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:12:03,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467546211] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:12:03,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:12:03,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-12-06 20:12:03,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820977236] [2021-12-06 20:12:03,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:12:03,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:12:03,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:12:03,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:12:03,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:12:03,860 INFO L87 Difference]: Start difference. First operand 150153 states and 214736 transitions. Second operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 3 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-12-06 20:12:11,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:12:11,717 INFO L93 Difference]: Finished difference Result 334345 states and 478350 transitions. [2021-12-06 20:12:11,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:12:11,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 3 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 623 [2021-12-06 20:12:11,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:12:12,474 INFO L225 Difference]: With dead ends: 334345 [2021-12-06 20:12:12,474 INFO L226 Difference]: Without dead ends: 184811 [2021-12-06 20:12:12,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 825 GetRequests, 821 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:12:12,902 INFO L933 BasicCegarLoop]: 4312 mSDtfsCounter, 2838 mSDsluCounter, 2938 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2838 SdHoareTripleChecker+Valid, 7250 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:12:12,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2838 Valid, 7250 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:12:13,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184811 states. [2021-12-06 20:12:21,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184811 to 184799. [2021-12-06 20:12:21,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184799 states, 132002 states have (on average 1.3006772624657201) internal successors, (171692), 133180 states have internal predecessors, (171692), 43623 states have call successors, (43623), 8998 states have call predecessors, (43623), 9172 states have return successors, (49077), 43465 states have call predecessors, (49077), 43620 states have call successors, (49077) [2021-12-06 20:12:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184799 states to 184799 states and 264392 transitions. [2021-12-06 20:12:21,887 INFO L78 Accepts]: Start accepts. Automaton has 184799 states and 264392 transitions. Word has length 623 [2021-12-06 20:12:21,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:12:21,887 INFO L470 AbstractCegarLoop]: Abstraction has 184799 states and 264392 transitions. [2021-12-06 20:12:21,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 3 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-12-06 20:12:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 184799 states and 264392 transitions. [2021-12-06 20:12:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2021-12-06 20:12:21,905 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:12:21,905 INFO L514 BasicCegarLoop]: trace histogram [47, 47, 39, 39, 39, 39, 39, 39, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:12:21,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 20:12:22,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813abffa-8942-4f26-a8c3-54b0beed0ad7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-12-06 20:12:22,108 INFO L402 AbstractCegarLoop]: === Iteration 22 === 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)] === [2021-12-06 20:12:22,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:12:22,109 INFO L85 PathProgramCache]: Analyzing trace with hash -437474484, now seen corresponding path program 1 times [2021-12-06 20:12:22,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:12:22,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405334844] [2021-12-06 20:12:22,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:12:22,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:12:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:12:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:12:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:12:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:12:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:12:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:12:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:12:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:12:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:12:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:12:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:12:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:12:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:12:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:12:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:12:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:12:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:12:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:12:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:12:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:12:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:12:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:12:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:12:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:12:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:12:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:12:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:12:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:12:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:12:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:12:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:12:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:12:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:12:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:12:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:12:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:12:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:12:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:12:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:12:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:12:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:12:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:12:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:12:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-06 20:12:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-06 20:12:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-06 20:12:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-06 20:12:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:12:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:12:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 20:12:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2021-12-06 20:12:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-06 20:12:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2021-12-06 20:12:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-06 20:12:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-12-06 20:12:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-06 20:12:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2021-12-06 20:12:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-12-06 20:12:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 7845 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 7804 trivial. 0 not checked. [2021-12-06 20:12:22,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:12:22,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405334844] [2021-12-06 20:12:22,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405334844] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:12:22,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:12:22,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:12:22,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137450638] [2021-12-06 20:12:22,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:12:22,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:12:22,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:12:22,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:12:22,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:12:22,761 INFO L87 Difference]: Start difference. First operand 184799 states and 264392 transitions. Second operand has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (67), 3 states have call predecessors, (67), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2021-12-06 20:12:35,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:12:35,791 INFO L93 Difference]: Finished difference Result 405737 states and 581020 transitions. [2021-12-06 20:12:35,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:12:35,792 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (67), 3 states have call predecessors, (67), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 634 [2021-12-06 20:12:35,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:12:36,731 INFO L225 Difference]: With dead ends: 405737 [2021-12-06 20:12:36,731 INFO L226 Difference]: Without dead ends: 220972 [2021-12-06 20:12:37,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:12:37,132 INFO L933 BasicCegarLoop]: 5698 mSDtfsCounter, 2757 mSDsluCounter, 5908 mSDsCounter, 0 mSdLazyCounter, 1419 mSolverCounterSat, 734 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3099 SdHoareTripleChecker+Valid, 11606 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 734 IncrementalHoareTripleChecker+Valid, 1419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:12:37,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3099 Valid, 11606 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [734 Valid, 1419 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-12-06 20:12:37,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220972 states. [2021-12-06 20:12:47,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220972 to 218248. [2021-12-06 20:12:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218248 states, 155980 states have (on average 1.300814206949609) internal successors, (202901), 157362 states have internal predecessors, (202901), 51467 states have call successors, (51467), 10592 states have call predecessors, (51467), 10799 states have return successors, (57962), 51285 states have call predecessors, (57962), 51464 states have call successors, (57962) [2021-12-06 20:12:48,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218248 states to 218248 states and 312330 transitions. [2021-12-06 20:12:48,304 INFO L78 Accepts]: Start accepts. Automaton has 218248 states and 312330 transitions. Word has length 634 [2021-12-06 20:12:48,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:12:48,304 INFO L470 AbstractCegarLoop]: Abstraction has 218248 states and 312330 transitions. [2021-12-06 20:12:48,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (67), 3 states have call predecessors, (67), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2021-12-06 20:12:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 218248 states and 312330 transitions. [2021-12-06 20:12:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2021-12-06 20:12:48,325 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:12:48,326 INFO L514 BasicCegarLoop]: trace histogram [47, 47, 39, 39, 39, 39, 39, 39, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:12:48,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-06 20:12:48,326 INFO L402 AbstractCegarLoop]: === Iteration 23 === 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)] === [2021-12-06 20:12:48,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:12:48,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1208208050, now seen corresponding path program 1 times [2021-12-06 20:12:48,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:12:48,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003854862] [2021-12-06 20:12:48,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:12:48,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:12:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:12:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:12:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:12:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:12:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:12:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:12:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:12:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:12:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:12:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:12:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:12:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:12:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:12:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:12:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:12:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:12:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:12:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:12:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:12:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:12:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:12:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:12:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:12:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:12:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:12:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:12:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:12:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:12:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:12:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:12:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:12:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:12:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:12:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:12:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:12:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:12:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:12:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:12:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:12:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:12:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:12:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:12:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:12:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-06 20:12:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-06 20:12:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-06 20:12:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-06 20:12:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:12:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:12:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 20:12:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2021-12-06 20:12:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-06 20:12:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2021-12-06 20:12:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-06 20:12:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:12:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-12-06 20:12:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-06 20:12:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2021-12-06 20:12:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-12-06 20:12:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:12:48,896 INFO L134 CoverageAnalysis]: Checked inductivity of 7845 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 7804 trivial. 0 not checked. [2021-12-06 20:12:48,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:12:48,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003854862] [2021-12-06 20:12:48,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003854862] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:12:48,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:12:48,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:12:48,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156706152] [2021-12-06 20:12:48,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:12:48,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:12:48,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:12:48,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:12:48,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:12:48,898 INFO L87 Difference]: Start difference. First operand 218248 states and 312330 transitions. Second operand has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (67), 3 states have call predecessors, (67), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2021-12-06 20:13:03,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:13:03,555 INFO L93 Difference]: Finished difference Result 473056 states and 677599 transitions. [2021-12-06 20:13:03,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:13:03,557 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (67), 3 states have call predecessors, (67), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 634 [2021-12-06 20:13:03,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:13:04,471 INFO L225 Difference]: With dead ends: 473056 [2021-12-06 20:13:04,471 INFO L226 Difference]: Without dead ends: 255427 [2021-12-06 20:13:05,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:13:05,104 INFO L933 BasicCegarLoop]: 5254 mSDtfsCounter, 2819 mSDsluCounter, 5613 mSDsCounter, 0 mSdLazyCounter, 1395 mSolverCounterSat, 833 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3167 SdHoareTripleChecker+Valid, 10867 SdHoareTripleChecker+Invalid, 2228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 833 IncrementalHoareTripleChecker+Valid, 1395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:13:05,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3167 Valid, 10867 Invalid, 2228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [833 Valid, 1395 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-12-06 20:13:05,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255427 states. [2021-12-06 20:13:16,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255427 to 252582. [2021-12-06 20:13:17,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252582 states, 180627 states have (on average 1.3008907859843766) internal successors, (234976), 182215 states have internal predecessors, (234976), 59486 states have call successors, (59486), 12227 states have call predecessors, (59486), 12467 states have return successors, (67022), 59281 states have call predecessors, (67022), 59483 states have call successors, (67022) [2021-12-06 20:13:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252582 states to 252582 states and 361484 transitions. [2021-12-06 20:13:18,173 INFO L78 Accepts]: Start accepts. Automaton has 252582 states and 361484 transitions. Word has length 634 [2021-12-06 20:13:18,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:13:18,174 INFO L470 AbstractCegarLoop]: Abstraction has 252582 states and 361484 transitions. [2021-12-06 20:13:18,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (67), 3 states have call predecessors, (67), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2021-12-06 20:13:18,174 INFO L276 IsEmpty]: Start isEmpty. Operand 252582 states and 361484 transitions. [2021-12-06 20:13:18,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 696 [2021-12-06 20:13:18,350 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:13:18,350 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 42, 42, 42, 42, 42, 42, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:13:18,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-06 20:13:18,350 INFO L402 AbstractCegarLoop]: === Iteration 24 === 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)] === [2021-12-06 20:13:18,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:13:18,351 INFO L85 PathProgramCache]: Analyzing trace with hash -347252574, now seen corresponding path program 1 times [2021-12-06 20:13:18,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:13:18,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654694722] [2021-12-06 20:13:18,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:13:18,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:13:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:13:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:13:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:13:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:13:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:13:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:13:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:13:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:13:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:13:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:13:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:13:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:13:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:13:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:13:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:13:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:13:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:13:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:13:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:13:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:13:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:13:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:13:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:13:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:13:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:13:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:13:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:13:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:13:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:13:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:13:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:13:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:13:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:13:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:13:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:13:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:13:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:13:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:18,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:13:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:13:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:13:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:13:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:13:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:13:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-06 20:13:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-06 20:13:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-06 20:13:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-06 20:13:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:13:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:13:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 20:13:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2021-12-06 20:13:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-06 20:13:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-12-06 20:13:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2021-12-06 20:13:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-06 20:13:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:13:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 20:13:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:13:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2021-12-06 20:13:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-12-06 20:13:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2021-12-06 20:13:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2021-12-06 20:13:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:19,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8869 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8869 trivial. 0 not checked. [2021-12-06 20:13:19,237 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:13:19,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654694722] [2021-12-06 20:13:19,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654694722] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:13:19,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:13:19,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 20:13:19,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375880580] [2021-12-06 20:13:19,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:13:19,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 20:13:19,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:13:19,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 20:13:19,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:13:19,239 INFO L87 Difference]: Start difference. First operand 252582 states and 361484 transitions. Second operand has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 4 states have internal predecessors, (165), 2 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2021-12-06 20:13:34,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:13:34,922 INFO L93 Difference]: Finished difference Result 264472 states and 383138 transitions. [2021-12-06 20:13:34,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 20:13:34,922 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 4 states have internal predecessors, (165), 2 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 695 [2021-12-06 20:13:34,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:13:35,898 INFO L225 Difference]: With dead ends: 264472 [2021-12-06 20:13:35,898 INFO L226 Difference]: Without dead ends: 264470 [2021-12-06 20:13:35,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2021-12-06 20:13:35,991 INFO L933 BasicCegarLoop]: 2916 mSDtfsCounter, 3054 mSDsluCounter, 10082 mSDsCounter, 0 mSdLazyCounter, 3172 mSolverCounterSat, 1531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3397 SdHoareTripleChecker+Valid, 12998 SdHoareTripleChecker+Invalid, 4703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1531 IncrementalHoareTripleChecker+Valid, 3172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-06 20:13:35,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3397 Valid, 12998 Invalid, 4703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1531 Valid, 3172 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-06 20:13:36,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264470 states. [2021-12-06 20:13:48,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264470 to 254566. [2021-12-06 20:13:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254566 states, 182150 states have (on average 1.2980620367828712) internal successors, (236442), 183671 states have internal predecessors, (236442), 59486 states have call successors, (59486), 12227 states have call predecessors, (59486), 12929 states have return successors, (68081), 59809 states have call predecessors, (68081), 59483 states have call successors, (68081) [2021-12-06 20:13:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254566 states to 254566 states and 364009 transitions. [2021-12-06 20:13:49,633 INFO L78 Accepts]: Start accepts. Automaton has 254566 states and 364009 transitions. Word has length 695 [2021-12-06 20:13:49,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:13:49,634 INFO L470 AbstractCegarLoop]: Abstraction has 254566 states and 364009 transitions. [2021-12-06 20:13:49,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 4 states have internal predecessors, (165), 2 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2021-12-06 20:13:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 254566 states and 364009 transitions. [2021-12-06 20:13:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 728 [2021-12-06 20:13:49,881 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:13:49,881 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 42, 42, 42, 42, 42, 42, 10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:13:49,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-06 20:13:49,882 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 20:13:49,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:13:49,882 INFO L85 PathProgramCache]: Analyzing trace with hash -460671374, now seen corresponding path program 1 times [2021-12-06 20:13:49,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:13:49,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31842939] [2021-12-06 20:13:49,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:13:49,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:13:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 20:13:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:13:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 20:13:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:13:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 20:13:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 20:13:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:13:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 20:13:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 20:13:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:13:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 20:13:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:13:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 20:13:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 20:13:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:13:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 20:13:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 20:13:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:13:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:13:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:13:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:13:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:13:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:13:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:13:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:13:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:13:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-06 20:13:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:13:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:13:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:13:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:13:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:13:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-06 20:13:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-06 20:13:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-06 20:13:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-06 20:13:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 20:13:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-06 20:13:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-06 20:13:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-06 20:13:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-06 20:13:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-06 20:13:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-06 20:13:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-06 20:13:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-06 20:13:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-06 20:13:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-06 20:13:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-06 20:13:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:13:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 20:13:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2021-12-06 20:13:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-06 20:13:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-12-06 20:13:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2021-12-06 20:13:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-06 20:13:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:13:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 20:13:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:13:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2021-12-06 20:13:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-12-06 20:13:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2021-12-06 20:13:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2021-12-06 20:13:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-12-06 20:13:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:13:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-06 20:13:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-06 20:13:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2021-12-06 20:13:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2021-12-06 20:13:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:13:50,712 INFO L134 CoverageAnalysis]: Checked inductivity of 8905 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8905 trivial. 0 not checked. [2021-12-06 20:13:50,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:13:50,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31842939] [2021-12-06 20:13:50,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31842939] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:13:50,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:13:50,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-06 20:13:50,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903415666] [2021-12-06 20:13:50,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:13:50,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 20:13:50,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:13:50,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 20:13:50,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:13:50,715 INFO L87 Difference]: Start difference. First operand 254566 states and 364009 transitions. Second operand has 10 states, 10 states have (on average 18.2) internal successors, (182), 4 states have internal predecessors, (182), 3 states have call successors, (77), 8 states have call predecessors, (77), 2 states have return successors, (72), 2 states have call predecessors, (72), 3 states have call successors, (72) [2021-12-06 20:14:08,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:14:08,713 INFO L93 Difference]: Finished difference Result 287066 states and 425935 transitions. [2021-12-06 20:14:08,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 20:14:08,715 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 18.2) internal successors, (182), 4 states have internal predecessors, (182), 3 states have call successors, (77), 8 states have call predecessors, (77), 2 states have return successors, (72), 2 states have call predecessors, (72), 3 states have call successors, (72) Word has length 727 [2021-12-06 20:14:08,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:14:08,727 INFO L225 Difference]: With dead ends: 287066 [2021-12-06 20:14:08,727 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 20:14:09,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2021-12-06 20:14:09,273 INFO L933 BasicCegarLoop]: 2810 mSDtfsCounter, 2389 mSDsluCounter, 9718 mSDsCounter, 0 mSdLazyCounter, 6141 mSolverCounterSat, 2901 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2620 SdHoareTripleChecker+Valid, 12528 SdHoareTripleChecker+Invalid, 9042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2901 IncrementalHoareTripleChecker+Valid, 6141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:14:09,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2620 Valid, 12528 Invalid, 9042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2901 Valid, 6141 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2021-12-06 20:14:09,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 20:14:09,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 20:14:09,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 20:14:09,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 20:14:09,294 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 727 [2021-12-06 20:14:09,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:14:09,294 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 20:14:09,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.2) internal successors, (182), 4 states have internal predecessors, (182), 3 states have call successors, (77), 8 states have call predecessors, (77), 2 states have return successors, (72), 2 states have call predecessors, (72), 3 states have call successors, (72) [2021-12-06 20:14:09,295 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 20:14:09,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 20:14:09,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-12-06 20:14:09,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-12-06 20:14:09,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-12-06 20:14:09,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-06 20:14:09,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.