./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 97cecdf2f398250e9c44f19d8d35ed7fcac528daa12758af85552fae0658b596 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 03:02:55,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:02:55,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:02:55,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:02:55,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:02:55,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:02:55,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:02:55,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:02:55,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:02:55,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:02:55,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:02:55,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:02:55,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:02:55,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:02:55,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:02:55,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:02:55,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:02:55,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:02:55,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:02:55,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:02:55,413 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:02:55,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:02:55,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:02:55,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:02:55,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:02:55,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:02:55,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:02:55,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:02:55,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:02:55,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:02:55,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:02:55,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:02:55,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:02:55,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:02:55,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:02:55,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:02:55,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:02:55,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:02:55,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:02:55,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:02:55,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:02:55,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:02:55,429 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 03:02:55,447 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:02:55,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:02:55,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:02:55,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:02:55,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:02:55,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:02:55,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:02:55,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:02:55,449 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:02:55,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:02:55,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 03:02:55,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:02:55,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:02:55,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:02:55,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:02:55,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:02:55,451 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:02:55,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:02:55,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:02:55,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:02:55,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:02:55,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:02:55,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:02:55,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:02:55,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:02:55,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 03:02:55,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 03:02:55,454 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:02:55,454 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:02:55,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:02:55,454 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97cecdf2f398250e9c44f19d8d35ed7fcac528daa12758af85552fae0658b596 [2022-07-14 03:02:55,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:02:55,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:02:55,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:02:55,672 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:02:55,673 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:02:55,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2022-07-14 03:02:55,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03046bc6/716873c893bc42d29f7e8027189779b3/FLAG206e463b6 [2022-07-14 03:02:56,465 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:02:56,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2022-07-14 03:02:56,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03046bc6/716873c893bc42d29f7e8027189779b3/FLAG206e463b6 [2022-07-14 03:02:56,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03046bc6/716873c893bc42d29f7e8027189779b3 [2022-07-14 03:02:56,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:02:56,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:02:56,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:02:56,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:02:56,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:02:56,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:02:56" (1/1) ... [2022-07-14 03:02:56,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94aa421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:02:56, skipping insertion in model container [2022-07-14 03:02:56,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:02:56" (1/1) ... [2022-07-14 03:02:56,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:02:56,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:03:00,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[428896,428909] [2022-07-14 03:03:00,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429065,429078] [2022-07-14 03:03:00,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429232,429245] [2022-07-14 03:03:00,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429400,429413] [2022-07-14 03:03:00,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:03:00,319 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:03:00,721 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[428896,428909] [2022-07-14 03:03:00,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429065,429078] [2022-07-14 03:03:00,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429232,429245] [2022-07-14 03:03:00,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429400,429413] [2022-07-14 03:03:00,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:03:00,959 INFO L208 MainTranslator]: Completed translation [2022-07-14 03:03:00,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00 WrapperNode [2022-07-14 03:03:00,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 03:03:00,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 03:03:00,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 03:03:00,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 03:03:00,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,256 INFO L137 Inliner]: procedures = 614, calls = 2616, calls flagged for inlining = 322, calls inlined = 255, statements flattened = 7332 [2022-07-14 03:03:01,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 03:03:01,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 03:03:01,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 03:03:01,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 03:03:01,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 03:03:01,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 03:03:01,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 03:03:01,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 03:03:01,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (1/1) ... [2022-07-14 03:03:01,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:03:01,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:03:01,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 03:03:01,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 03:03:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get [2022-07-14 03:03:01,654 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get [2022-07-14 03:03:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 03:03:01,654 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 03:03:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 03:03:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 03:03:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 03:03:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 03:03:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_hash [2022-07-14 03:03:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_hash [2022-07-14 03:03:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure tun_attach [2022-07-14 03:03:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_attach [2022-07-14 03:03:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure ns_capable [2022-07-14 03:03:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_capable [2022-07-14 03:03:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-14 03:03:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-14 03:03:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 03:03:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 03:03:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure gid_valid [2022-07-14 03:03:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_valid [2022-07-14 03:03:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-07-14 03:03:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-07-14 03:03:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 03:03:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 03:03:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 03:03:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 03:03:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 03:03:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure sock_writeable [2022-07-14 03:03:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_writeable [2022-07-14 03:03:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 03:03:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 03:03:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure iov_length [2022-07-14 03:03:01,658 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_length [2022-07-14 03:03:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 03:03:01,658 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 03:03:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure sock_put [2022-07-14 03:03:01,658 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_put [2022-07-14 03:03:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 03:03:01,659 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-14 03:03:01,659 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-14 03:03:01,659 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_iff [2022-07-14 03:03:01,659 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_iff [2022-07-14 03:03:01,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 03:03:01,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_76 [2022-07-14 03:03:01,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_76 [2022-07-14 03:03:01,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 03:03:01,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 03:03:01,660 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_detach [2022-07-14 03:03:01,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_detach [2022-07-14 03:03:01,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 03:03:01,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 03:03:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 03:03:01,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_tun_cleanup_15_2 [2022-07-14 03:03:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_tun_cleanup_15_2 [2022-07-14 03:03:01,662 INFO L130 BoogieDeclarations]: Found specification of procedure tun_detach_all [2022-07-14 03:03:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_detach_all [2022-07-14 03:03:01,662 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-14 03:03:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-14 03:03:01,662 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-07-14 03:03:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-07-14 03:03:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-14 03:03:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-14 03:03:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-14 03:03:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-14 03:03:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 03:03:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 03:03:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 03:03:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 03:03:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 03:03:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 03:03:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 03:03:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-14 03:03:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-14 03:03:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 03:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 03:03:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 03:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 03:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 03:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-07-14 03:03:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-07-14 03:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-14 03:03:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-14 03:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 03:03:01,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 03:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure tun_setup [2022-07-14 03:03:01,666 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_setup [2022-07-14 03:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_transport_header [2022-07-14 03:03:01,666 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_transport_header [2022-07-14 03:03:01,667 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 03:03:01,667 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 03:03:01,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 03:03:01,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 03:03:01,667 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_find [2022-07-14 03:03:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_find [2022-07-14 03:03:01,668 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_uninit [2022-07-14 03:03:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_uninit [2022-07-14 03:03:01,668 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 03:03:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 03:03:01,668 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_net [2022-07-14 03:03:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_net [2022-07-14 03:03:01,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 03:03:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 03:03:01,668 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toiovecend [2022-07-14 03:03:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toiovecend [2022-07-14 03:03:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-07-14 03:03:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-07-14 03:03:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flags [2022-07-14 03:03:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flags [2022-07-14 03:03:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-07-14 03:03:01,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-07-14 03:03:01,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 03:03:01,670 INFO L130 BoogieDeclarations]: Found specification of procedure uid_valid [2022-07-14 03:03:01,671 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_valid [2022-07-14 03:03:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 03:03:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 03:03:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 03:03:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 03:03:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 03:03:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 03:03:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 03:03:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-14 03:03:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-14 03:03:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-14 03:03:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rtnl_is_held [2022-07-14 03:03:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rtnl_is_held [2022-07-14 03:03:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2022-07-14 03:03:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2022-07-14 03:03:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-14 03:03:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-14 03:03:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 03:03:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 03:03:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_get [2022-07-14 03:03:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_get [2022-07-14 03:03:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 03:03:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 03:03:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure sk_attach_filter [2022-07-14 03:03:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_attach_filter [2022-07-14 03:03:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 03:03:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 03:03:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 03:03:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-07-14 03:03:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-07-14 03:03:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure put_net [2022-07-14 03:03:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure put_net [2022-07-14 03:03:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 03:03:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_const_iovec [2022-07-14 03:03:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_const_iovec [2022-07-14 03:03:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 03:03:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-14 03:03:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-14 03:03:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_user [2022-07-14 03:03:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_user [2022-07-14 03:03:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-14 03:03:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-14 03:03:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_chr_ioctl [2022-07-14 03:03:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_chr_ioctl [2022-07-14 03:03:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 03:03:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 03:03:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_delete [2022-07-14 03:03:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_delete [2022-07-14 03:03:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure sock_rps_reset_flow_hash [2022-07-14 03:03:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_rps_reset_flow_hash [2022-07-14 03:03:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 03:03:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 03:03:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure tun_queue_purge [2022-07-14 03:03:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_queue_purge [2022-07-14 03:03:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure tun_hashfn [2022-07-14 03:03:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_hashfn [2022-07-14 03:03:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 03:03:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 03:03:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 03:03:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 03:03:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 03:03:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 03:03:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-14 03:03:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-14 03:03:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_75 [2022-07-14 03:03:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_75 [2022-07-14 03:03:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 03:03:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 03:03:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure tun_enable_queue [2022-07-14 03:03:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_enable_queue [2022-07-14 03:03:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 03:03:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_free_security [2022-07-14 03:03:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_free_security [2022-07-14 03:03:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2022-07-14 03:03:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2022-07-14 03:03:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure tun_set_real_num_queues [2022-07-14 03:03:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_set_real_num_queues [2022-07-14 03:03:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 03:03:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 03:03:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2022-07-14 03:03:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2022-07-14 03:03:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-07-14 03:03:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-07-14 03:03:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure tun_do_read [2022-07-14 03:03:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_do_read [2022-07-14 03:03:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 03:03:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 03:03:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2022-07-14 03:03:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2022-07-14 03:03:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-14 03:03:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-14 03:03:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-07-14 03:03:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-07-14 03:03:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-14 03:03:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-14 03:03:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 03:03:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 03:03:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-14 03:03:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-14 03:03:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-14 03:03:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-14 03:03:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 03:03:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 03:03:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure tun_detach_filter [2022-07-14 03:03:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_detach_filter [2022-07-14 03:03:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromiovecend [2022-07-14 03:03:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromiovecend [2022-07-14 03:03:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_up [2022-07-14 03:03:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_up [2022-07-14 03:03:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 03:03:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 03:03:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-14 03:03:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-14 03:03:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure tun_put [2022-07-14 03:03:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_put [2022-07-14 03:03:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 03:03:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 03:03:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 03:03:02,410 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 03:03:02,420 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 03:03:02,729 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:03:05,278 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 03:03:05,312 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:03:05,324 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:03:05,324 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2022-07-14 03:03:05,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:03:05 BoogieIcfgContainer [2022-07-14 03:03:05,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:03:05,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:03:05,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:03:05,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:03:05,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:02:56" (1/3) ... [2022-07-14 03:03:05,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a61d463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:03:05, skipping insertion in model container [2022-07-14 03:03:05,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:03:00" (2/3) ... [2022-07-14 03:03:05,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a61d463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:03:05, skipping insertion in model container [2022-07-14 03:03:05,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:03:05" (3/3) ... [2022-07-14 03:03:05,336 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2022-07-14 03:03:05,346 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:03:05,347 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-14 03:03:05,440 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:03:05,450 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7cc85e1b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4d04fde8 [2022-07-14 03:03:05,450 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-14 03:03:05,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 2325 states, 1736 states have (on average 1.3899769585253456) internal successors, (2413), 1772 states have internal predecessors, (2413), 481 states have call successors, (481), 106 states have call predecessors, (481), 105 states have return successors, (474), 473 states have call predecessors, (474), 474 states have call successors, (474) [2022-07-14 03:03:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-07-14 03:03:05,484 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:05,485 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:03:05,485 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:05,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:05,490 INFO L85 PathProgramCache]: Analyzing trace with hash 2106280535, now seen corresponding path program 1 times [2022-07-14 03:03:05,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:05,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324205920] [2022-07-14 03:03:05,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:05,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 03:03:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2022-07-14 03:03:06,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:06,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324205920] [2022-07-14 03:03:06,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324205920] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:06,558 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:06,558 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:03:06,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535054565] [2022-07-14 03:03:06,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:06,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:03:06,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:06,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:03:06,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:03:06,586 INFO L87 Difference]: Start difference. First operand has 2325 states, 1736 states have (on average 1.3899769585253456) internal successors, (2413), 1772 states have internal predecessors, (2413), 481 states have call successors, (481), 106 states have call predecessors, (481), 105 states have return successors, (474), 473 states have call predecessors, (474), 474 states have call successors, (474) Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-14 03:03:10,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:10,006 INFO L93 Difference]: Finished difference Result 6583 states and 9691 transitions. [2022-07-14 03:03:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:03:10,010 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 327 [2022-07-14 03:03:10,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:10,057 INFO L225 Difference]: With dead ends: 6583 [2022-07-14 03:03:10,058 INFO L226 Difference]: Without dead ends: 4306 [2022-07-14 03:03:10,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:03:10,124 INFO L413 NwaCegarLoop]: 3298 mSDtfsCounter, 3815 mSDsluCounter, 3339 mSDsCounter, 0 mSdLazyCounter, 2127 mSolverCounterSat, 1206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4192 SdHoareTripleChecker+Valid, 6637 SdHoareTripleChecker+Invalid, 3333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1206 IncrementalHoareTripleChecker+Valid, 2127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:10,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4192 Valid, 6637 Invalid, 3333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1206 Valid, 2127 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-07-14 03:03:10,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4306 states. [2022-07-14 03:03:10,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4306 to 4290. [2022-07-14 03:03:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4290 states, 3199 states have (on average 1.3179118474523288) internal successors, (4216), 3269 states have internal predecessors, (4216), 882 states have call successors, (882), 207 states have call predecessors, (882), 206 states have return successors, (878), 876 states have call predecessors, (878), 878 states have call successors, (878) [2022-07-14 03:03:10,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 4290 states and 5976 transitions. [2022-07-14 03:03:10,417 INFO L78 Accepts]: Start accepts. Automaton has 4290 states and 5976 transitions. Word has length 327 [2022-07-14 03:03:10,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:10,420 INFO L495 AbstractCegarLoop]: Abstraction has 4290 states and 5976 transitions. [2022-07-14 03:03:10,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-14 03:03:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 5976 transitions. [2022-07-14 03:03:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-07-14 03:03:10,431 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:10,431 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:03:10,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 03:03:10,432 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:10,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:10,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1206508567, now seen corresponding path program 1 times [2022-07-14 03:03:10,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:10,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335643237] [2022-07-14 03:03:10,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:10,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:10,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:11,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2022-07-14 03:03:11,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:11,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335643237] [2022-07-14 03:03:11,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335643237] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:11,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:11,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:03:11,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074234115] [2022-07-14 03:03:11,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:11,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:03:11,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:11,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:03:11,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:03:11,164 INFO L87 Difference]: Start difference. First operand 4290 states and 5976 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-14 03:03:14,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:14,314 INFO L93 Difference]: Finished difference Result 12660 states and 17691 transitions. [2022-07-14 03:03:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:03:14,314 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 326 [2022-07-14 03:03:14,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:14,364 INFO L225 Difference]: With dead ends: 12660 [2022-07-14 03:03:14,364 INFO L226 Difference]: Without dead ends: 8429 [2022-07-14 03:03:14,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:03:14,387 INFO L413 NwaCegarLoop]: 3442 mSDtfsCounter, 3752 mSDsluCounter, 3447 mSDsCounter, 0 mSdLazyCounter, 2081 mSolverCounterSat, 1236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4127 SdHoareTripleChecker+Valid, 6889 SdHoareTripleChecker+Invalid, 3317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1236 IncrementalHoareTripleChecker+Valid, 2081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:14,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4127 Valid, 6889 Invalid, 3317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1236 Valid, 2081 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-07-14 03:03:14,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8429 states. [2022-07-14 03:03:14,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8429 to 8373. [2022-07-14 03:03:14,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8373 states, 6264 states have (on average 1.3200830140485313) internal successors, (8269), 6404 states have internal predecessors, (8269), 1699 states have call successors, (1699), 410 states have call predecessors, (1699), 407 states have return successors, (1711), 1682 states have call predecessors, (1711), 1695 states have call successors, (1711) [2022-07-14 03:03:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8373 states to 8373 states and 11679 transitions. [2022-07-14 03:03:14,725 INFO L78 Accepts]: Start accepts. Automaton has 8373 states and 11679 transitions. Word has length 326 [2022-07-14 03:03:14,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:14,728 INFO L495 AbstractCegarLoop]: Abstraction has 8373 states and 11679 transitions. [2022-07-14 03:03:14,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-14 03:03:14,729 INFO L276 IsEmpty]: Start isEmpty. Operand 8373 states and 11679 transitions. [2022-07-14 03:03:14,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2022-07-14 03:03:14,740 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:14,740 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:03:14,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 03:03:14,741 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:14,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:14,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1127835027, now seen corresponding path program 1 times [2022-07-14 03:03:14,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:14,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043228161] [2022-07-14 03:03:14,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:14,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:14,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-14 03:03:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-14 03:03:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-14 03:03:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 03:03:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 03:03:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:15,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3243 trivial. 0 not checked. [2022-07-14 03:03:15,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:15,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043228161] [2022-07-14 03:03:15,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043228161] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:15,326 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:15,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:03:15,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266812481] [2022-07-14 03:03:15,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:15,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:03:15,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:15,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:03:15,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:03:15,329 INFO L87 Difference]: Start difference. First operand 8373 states and 11679 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-14 03:03:17,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:17,959 INFO L93 Difference]: Finished difference Result 16633 states and 23162 transitions. [2022-07-14 03:03:17,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:03:17,959 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 360 [2022-07-14 03:03:17,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:17,997 INFO L225 Difference]: With dead ends: 16633 [2022-07-14 03:03:17,997 INFO L226 Difference]: Without dead ends: 8319 [2022-07-14 03:03:18,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:03:18,026 INFO L413 NwaCegarLoop]: 3213 mSDtfsCounter, 2224 mSDsluCounter, 3292 mSDsCounter, 0 mSdLazyCounter, 1977 mSolverCounterSat, 824 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2476 SdHoareTripleChecker+Valid, 6505 SdHoareTripleChecker+Invalid, 2801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 824 IncrementalHoareTripleChecker+Valid, 1977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:18,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2476 Valid, 6505 Invalid, 2801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [824 Valid, 1977 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-14 03:03:18,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8319 states. [2022-07-14 03:03:18,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8319 to 8253. [2022-07-14 03:03:18,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8253 states, 6228 states have (on average 1.3145472061657033) internal successors, (8187), 6355 states have internal predecessors, (8187), 1605 states have call successors, (1605), 421 states have call predecessors, (1605), 417 states have return successors, (1613), 1581 states have call predecessors, (1613), 1601 states have call successors, (1613) [2022-07-14 03:03:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8253 states to 8253 states and 11405 transitions. [2022-07-14 03:03:18,265 INFO L78 Accepts]: Start accepts. Automaton has 8253 states and 11405 transitions. Word has length 360 [2022-07-14 03:03:18,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:18,268 INFO L495 AbstractCegarLoop]: Abstraction has 8253 states and 11405 transitions. [2022-07-14 03:03:18,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-14 03:03:18,270 INFO L276 IsEmpty]: Start isEmpty. Operand 8253 states and 11405 transitions. [2022-07-14 03:03:18,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-07-14 03:03:18,277 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:18,277 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 3, 3, 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] [2022-07-14 03:03:18,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 03:03:18,277 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:18,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:18,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2035943396, now seen corresponding path program 1 times [2022-07-14 03:03:18,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:18,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91320102] [2022-07-14 03:03:18,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:18,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:18,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3435 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3423 trivial. 0 not checked. [2022-07-14 03:03:18,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:18,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91320102] [2022-07-14 03:03:18,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91320102] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:18,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:18,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:03:18,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554299250] [2022-07-14 03:03:18,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:18,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:03:18,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:18,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:03:18,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:03:18,934 INFO L87 Difference]: Start difference. First operand 8253 states and 11405 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-14 03:03:21,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:21,923 INFO L93 Difference]: Finished difference Result 20587 states and 28551 transitions. [2022-07-14 03:03:21,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:03:21,923 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 373 [2022-07-14 03:03:21,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:22,003 INFO L225 Difference]: With dead ends: 20587 [2022-07-14 03:03:22,005 INFO L226 Difference]: Without dead ends: 14273 [2022-07-14 03:03:22,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:03:22,036 INFO L413 NwaCegarLoop]: 5297 mSDtfsCounter, 3285 mSDsluCounter, 4518 mSDsCounter, 0 mSdLazyCounter, 2200 mSolverCounterSat, 872 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3655 SdHoareTripleChecker+Valid, 9815 SdHoareTripleChecker+Invalid, 3072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 872 IncrementalHoareTripleChecker+Valid, 2200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:22,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3655 Valid, 9815 Invalid, 3072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [872 Valid, 2200 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-07-14 03:03:22,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14273 states. [2022-07-14 03:03:22,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14273 to 14209. [2022-07-14 03:03:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14209 states, 10744 states have (on average 1.3168279970215935) internal successors, (14148), 10957 states have internal predecessors, (14148), 2745 states have call successors, (2745), 722 states have call predecessors, (2745), 717 states have return successors, (2763), 2715 states have call predecessors, (2763), 2741 states have call successors, (2763) [2022-07-14 03:03:22,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14209 states to 14209 states and 19656 transitions. [2022-07-14 03:03:22,424 INFO L78 Accepts]: Start accepts. Automaton has 14209 states and 19656 transitions. Word has length 373 [2022-07-14 03:03:22,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:22,424 INFO L495 AbstractCegarLoop]: Abstraction has 14209 states and 19656 transitions. [2022-07-14 03:03:22,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-14 03:03:22,425 INFO L276 IsEmpty]: Start isEmpty. Operand 14209 states and 19656 transitions. [2022-07-14 03:03:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-07-14 03:03:22,431 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:22,431 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 3, 3, 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] [2022-07-14 03:03:22,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 03:03:22,431 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:22,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:22,432 INFO L85 PathProgramCache]: Analyzing trace with hash -335795866, now seen corresponding path program 1 times [2022-07-14 03:03:22,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:22,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755098362] [2022-07-14 03:03:22,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:22,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:22,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:23,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3435 trivial. 0 not checked. [2022-07-14 03:03:23,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:23,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755098362] [2022-07-14 03:03:23,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755098362] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:23,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:23,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:03:23,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959891534] [2022-07-14 03:03:23,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:23,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:03:23,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:23,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:03:23,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:03:23,148 INFO L87 Difference]: Start difference. First operand 14209 states and 19656 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-14 03:03:25,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:25,987 INFO L93 Difference]: Finished difference Result 14275 states and 19784 transitions. [2022-07-14 03:03:25,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:03:25,988 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 373 [2022-07-14 03:03:25,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:26,059 INFO L225 Difference]: With dead ends: 14275 [2022-07-14 03:03:26,060 INFO L226 Difference]: Without dead ends: 14273 [2022-07-14 03:03:26,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:03:26,071 INFO L413 NwaCegarLoop]: 2965 mSDtfsCounter, 3211 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 829 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3473 SdHoareTripleChecker+Valid, 8204 SdHoareTripleChecker+Invalid, 3749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 829 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:26,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3473 Valid, 8204 Invalid, 3749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [829 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-14 03:03:26,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14273 states. [2022-07-14 03:03:26,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14273 to 14213. [2022-07-14 03:03:26,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14213 states, 10747 states have (on average 1.3167395552247139) internal successors, (14151), 10960 states have internal predecessors, (14151), 2745 states have call successors, (2745), 723 states have call predecessors, (2745), 718 states have return successors, (2763), 2715 states have call predecessors, (2763), 2741 states have call successors, (2763) [2022-07-14 03:03:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14213 states to 14213 states and 19659 transitions. [2022-07-14 03:03:26,524 INFO L78 Accepts]: Start accepts. Automaton has 14213 states and 19659 transitions. Word has length 373 [2022-07-14 03:03:26,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:26,526 INFO L495 AbstractCegarLoop]: Abstraction has 14213 states and 19659 transitions. [2022-07-14 03:03:26,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-14 03:03:26,526 INFO L276 IsEmpty]: Start isEmpty. Operand 14213 states and 19659 transitions. [2022-07-14 03:03:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-07-14 03:03:26,531 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:26,532 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 3, 3, 3, 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] [2022-07-14 03:03:26,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 03:03:26,532 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:26,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:26,533 INFO L85 PathProgramCache]: Analyzing trace with hash 381569827, now seen corresponding path program 1 times [2022-07-14 03:03:26,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:26,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614449912] [2022-07-14 03:03:26,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:26,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:03:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:27,163 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3435 trivial. 0 not checked. [2022-07-14 03:03:27,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:27,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614449912] [2022-07-14 03:03:27,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614449912] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:27,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:27,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:03:27,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632285056] [2022-07-14 03:03:27,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:27,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:03:27,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:27,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:03:27,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:03:27,166 INFO L87 Difference]: Start difference. First operand 14213 states and 19659 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 03:03:29,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:29,882 INFO L93 Difference]: Finished difference Result 14279 states and 19787 transitions. [2022-07-14 03:03:29,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:03:29,883 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 378 [2022-07-14 03:03:29,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:29,949 INFO L225 Difference]: With dead ends: 14279 [2022-07-14 03:03:29,949 INFO L226 Difference]: Without dead ends: 14277 [2022-07-14 03:03:29,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:03:29,961 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 828 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 828 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:29,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [828 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-14 03:03:29,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14277 states. [2022-07-14 03:03:30,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14277 to 14217. [2022-07-14 03:03:30,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14217 states, 10750 states have (on average 1.3166511627906976) internal successors, (14154), 10963 states have internal predecessors, (14154), 2745 states have call successors, (2745), 724 states have call predecessors, (2745), 719 states have return successors, (2763), 2715 states have call predecessors, (2763), 2741 states have call successors, (2763) [2022-07-14 03:03:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14217 states to 14217 states and 19662 transitions. [2022-07-14 03:03:30,406 INFO L78 Accepts]: Start accepts. Automaton has 14217 states and 19662 transitions. Word has length 378 [2022-07-14 03:03:30,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:30,407 INFO L495 AbstractCegarLoop]: Abstraction has 14217 states and 19662 transitions. [2022-07-14 03:03:30,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 03:03:30,407 INFO L276 IsEmpty]: Start isEmpty. Operand 14217 states and 19662 transitions. [2022-07-14 03:03:30,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-07-14 03:03:30,413 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:30,413 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 3, 3, 3, 3, 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] [2022-07-14 03:03:30,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 03:03:30,414 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:30,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:30,414 INFO L85 PathProgramCache]: Analyzing trace with hash -406204602, now seen corresponding path program 1 times [2022-07-14 03:03:30,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:30,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132307898] [2022-07-14 03:03:30,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:30,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:30,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:03:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:03:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:31,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3439 trivial. 0 not checked. [2022-07-14 03:03:31,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:31,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132307898] [2022-07-14 03:03:31,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132307898] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:31,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:31,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:03:31,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891476042] [2022-07-14 03:03:31,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:31,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:03:31,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:31,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:03:31,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:03:31,080 INFO L87 Difference]: Start difference. First operand 14217 states and 19662 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-14 03:03:33,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:33,774 INFO L93 Difference]: Finished difference Result 14283 states and 19790 transitions. [2022-07-14 03:03:33,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:03:33,775 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 383 [2022-07-14 03:03:33,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:33,833 INFO L225 Difference]: With dead ends: 14283 [2022-07-14 03:03:33,834 INFO L226 Difference]: Without dead ends: 14281 [2022-07-14 03:03:33,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:03:33,846 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 827 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 827 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:33,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [827 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-14 03:03:33,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14281 states. [2022-07-14 03:03:34,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14281 to 14221. [2022-07-14 03:03:34,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14221 states, 10753 states have (on average 1.3165628196782293) internal successors, (14157), 10966 states have internal predecessors, (14157), 2745 states have call successors, (2745), 725 states have call predecessors, (2745), 720 states have return successors, (2763), 2715 states have call predecessors, (2763), 2741 states have call successors, (2763) [2022-07-14 03:03:34,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14221 states to 14221 states and 19665 transitions. [2022-07-14 03:03:34,256 INFO L78 Accepts]: Start accepts. Automaton has 14221 states and 19665 transitions. Word has length 383 [2022-07-14 03:03:34,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:34,257 INFO L495 AbstractCegarLoop]: Abstraction has 14221 states and 19665 transitions. [2022-07-14 03:03:34,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-14 03:03:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 14221 states and 19665 transitions. [2022-07-14 03:03:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-07-14 03:03:34,263 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:34,263 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 4, 4, 4, 4, 3, 3, 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] [2022-07-14 03:03:34,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 03:03:34,264 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:34,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:34,264 INFO L85 PathProgramCache]: Analyzing trace with hash 258270443, now seen corresponding path program 1 times [2022-07-14 03:03:34,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:34,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16287816] [2022-07-14 03:03:34,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:34,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2022-07-14 03:03:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-07-14 03:03:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:03:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 03:03:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-07-14 03:03:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-14 03:03:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-14 03:03:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:34,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3458 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3447 trivial. 0 not checked. [2022-07-14 03:03:34,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:34,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16287816] [2022-07-14 03:03:34,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16287816] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:34,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:34,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:03:34,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380433369] [2022-07-14 03:03:34,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:34,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:03:34,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:34,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:03:34,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:03:34,794 INFO L87 Difference]: Start difference. First operand 14221 states and 19665 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-14 03:03:42,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:42,017 INFO L93 Difference]: Finished difference Result 32584 states and 45162 transitions. [2022-07-14 03:03:42,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:03:42,018 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 401 [2022-07-14 03:03:42,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:42,087 INFO L225 Difference]: With dead ends: 32584 [2022-07-14 03:03:42,088 INFO L226 Difference]: Without dead ends: 20302 [2022-07-14 03:03:42,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:03:42,129 INFO L413 NwaCegarLoop]: 5333 mSDtfsCounter, 4448 mSDsluCounter, 2741 mSDsCounter, 0 mSdLazyCounter, 5867 mSolverCounterSat, 2272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4757 SdHoareTripleChecker+Valid, 8074 SdHoareTripleChecker+Invalid, 8139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2272 IncrementalHoareTripleChecker+Valid, 5867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:42,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4757 Valid, 8074 Invalid, 8139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2272 Valid, 5867 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-07-14 03:03:42,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20302 states. [2022-07-14 03:03:42,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20302 to 20181. [2022-07-14 03:03:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20181 states, 15273 states have (on average 1.317488378183723) internal successors, (20122), 15572 states have internal predecessors, (20122), 3885 states have call successors, (3885), 1026 states have call predecessors, (3885), 1020 states have return successors, (3913), 3849 states have call predecessors, (3913), 3881 states have call successors, (3913) [2022-07-14 03:03:42,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20181 states to 20181 states and 27920 transitions. [2022-07-14 03:03:42,826 INFO L78 Accepts]: Start accepts. Automaton has 20181 states and 27920 transitions. Word has length 401 [2022-07-14 03:03:42,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:42,827 INFO L495 AbstractCegarLoop]: Abstraction has 20181 states and 27920 transitions. [2022-07-14 03:03:42,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-14 03:03:42,827 INFO L276 IsEmpty]: Start isEmpty. Operand 20181 states and 27920 transitions. [2022-07-14 03:03:42,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2022-07-14 03:03:42,833 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:42,833 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 4, 3, 3, 3, 3, 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] [2022-07-14 03:03:42,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-14 03:03:42,833 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:42,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:42,834 INFO L85 PathProgramCache]: Analyzing trace with hash -2128117565, now seen corresponding path program 1 times [2022-07-14 03:03:42,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:42,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973267668] [2022-07-14 03:03:42,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:42,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:43,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:43,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:43,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:03:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:03:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:03:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3447 trivial. 0 not checked. [2022-07-14 03:03:43,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:43,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973267668] [2022-07-14 03:03:43,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973267668] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:43,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:43,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:03:43,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730037379] [2022-07-14 03:03:43,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:43,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:03:43,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:43,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:03:43,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:03:43,490 INFO L87 Difference]: Start difference. First operand 20181 states and 27920 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-07-14 03:03:46,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:46,313 INFO L93 Difference]: Finished difference Result 20271 states and 28088 transitions. [2022-07-14 03:03:46,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:03:46,313 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 388 [2022-07-14 03:03:46,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:46,366 INFO L225 Difference]: With dead ends: 20271 [2022-07-14 03:03:46,367 INFO L226 Difference]: Without dead ends: 20269 [2022-07-14 03:03:46,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:03:46,376 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 826 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 826 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:46,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [826 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 03:03:46,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20269 states. [2022-07-14 03:03:46,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20269 to 20185. [2022-07-14 03:03:46,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20185 states, 15276 states have (on average 1.317426027755957) internal successors, (20125), 15575 states have internal predecessors, (20125), 3885 states have call successors, (3885), 1027 states have call predecessors, (3885), 1021 states have return successors, (3913), 3849 states have call predecessors, (3913), 3881 states have call successors, (3913) [2022-07-14 03:03:46,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20185 states to 20185 states and 27923 transitions. [2022-07-14 03:03:46,924 INFO L78 Accepts]: Start accepts. Automaton has 20185 states and 27923 transitions. Word has length 388 [2022-07-14 03:03:46,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:46,925 INFO L495 AbstractCegarLoop]: Abstraction has 20185 states and 27923 transitions. [2022-07-14 03:03:46,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-07-14 03:03:46,925 INFO L276 IsEmpty]: Start isEmpty. Operand 20185 states and 27923 transitions. [2022-07-14 03:03:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2022-07-14 03:03:46,931 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:46,931 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 5, 4, 4, 3, 3, 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] [2022-07-14 03:03:46,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-14 03:03:46,932 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:46,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:46,932 INFO L85 PathProgramCache]: Analyzing trace with hash 421219622, now seen corresponding path program 1 times [2022-07-14 03:03:46,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:46,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742975777] [2022-07-14 03:03:46,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:46,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:03:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:03:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:03:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:03:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:47,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3467 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3459 trivial. 0 not checked. [2022-07-14 03:03:47,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:47,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742975777] [2022-07-14 03:03:47,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742975777] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:47,647 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:47,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:03:47,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737680883] [2022-07-14 03:03:47,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:47,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:03:47,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:47,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:03:47,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:03:47,649 INFO L87 Difference]: Start difference. First operand 20185 states and 27923 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-07-14 03:03:50,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:50,471 INFO L93 Difference]: Finished difference Result 20275 states and 28091 transitions. [2022-07-14 03:03:50,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:03:50,473 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 393 [2022-07-14 03:03:50,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:50,537 INFO L225 Difference]: With dead ends: 20275 [2022-07-14 03:03:50,537 INFO L226 Difference]: Without dead ends: 20273 [2022-07-14 03:03:50,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:03:50,552 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 825 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 825 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:50,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [825 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 03:03:50,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20273 states. [2022-07-14 03:03:51,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20273 to 20189. [2022-07-14 03:03:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20189 states, 15279 states have (on average 1.3173637018129458) internal successors, (20128), 15578 states have internal predecessors, (20128), 3885 states have call successors, (3885), 1028 states have call predecessors, (3885), 1022 states have return successors, (3913), 3849 states have call predecessors, (3913), 3881 states have call successors, (3913) [2022-07-14 03:03:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20189 states to 20189 states and 27926 transitions. [2022-07-14 03:03:51,305 INFO L78 Accepts]: Start accepts. Automaton has 20189 states and 27926 transitions. Word has length 393 [2022-07-14 03:03:51,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:51,305 INFO L495 AbstractCegarLoop]: Abstraction has 20189 states and 27926 transitions. [2022-07-14 03:03:51,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-07-14 03:03:51,306 INFO L276 IsEmpty]: Start isEmpty. Operand 20189 states and 27926 transitions. [2022-07-14 03:03:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-07-14 03:03:51,313 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:51,313 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 6, 5, 5, 3, 3, 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] [2022-07-14 03:03:51,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-14 03:03:51,313 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:51,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:51,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1186192995, now seen corresponding path program 1 times [2022-07-14 03:03:51,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:51,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949278531] [2022-07-14 03:03:51,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:51,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:03:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:03:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:03:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:03:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:03:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 3485 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3475 trivial. 0 not checked. [2022-07-14 03:03:51,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:51,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949278531] [2022-07-14 03:03:51,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949278531] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:51,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:51,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:03:51,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926699890] [2022-07-14 03:03:51,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:51,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:03:51,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:51,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:03:51,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:03:51,926 INFO L87 Difference]: Start difference. First operand 20189 states and 27926 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-07-14 03:03:54,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:54,709 INFO L93 Difference]: Finished difference Result 20279 states and 28094 transitions. [2022-07-14 03:03:54,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:03:54,710 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 398 [2022-07-14 03:03:54,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:54,767 INFO L225 Difference]: With dead ends: 20279 [2022-07-14 03:03:54,767 INFO L226 Difference]: Without dead ends: 20277 [2022-07-14 03:03:54,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:03:54,779 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 824 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 824 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:54,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [824 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 03:03:54,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20277 states. [2022-07-14 03:03:55,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20277 to 20193. [2022-07-14 03:03:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20193 states, 15282 states have (on average 1.3173014003402697) internal successors, (20131), 15581 states have internal predecessors, (20131), 3885 states have call successors, (3885), 1029 states have call predecessors, (3885), 1023 states have return successors, (3913), 3849 states have call predecessors, (3913), 3881 states have call successors, (3913) [2022-07-14 03:03:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20193 states to 20193 states and 27929 transitions. [2022-07-14 03:03:55,374 INFO L78 Accepts]: Start accepts. Automaton has 20193 states and 27929 transitions. Word has length 398 [2022-07-14 03:03:55,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:55,375 INFO L495 AbstractCegarLoop]: Abstraction has 20193 states and 27929 transitions. [2022-07-14 03:03:55,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-07-14 03:03:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 20193 states and 27929 transitions. [2022-07-14 03:03:55,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-07-14 03:03:55,382 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:55,383 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 7, 6, 6, 3, 3, 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] [2022-07-14 03:03:55,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-14 03:03:55,383 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:55,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:55,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1358781690, now seen corresponding path program 1 times [2022-07-14 03:03:55,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:55,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577240270] [2022-07-14 03:03:55,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:55,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:03:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:03:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:03:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:03:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:03:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:03:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:03:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:03:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:03:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:03:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:03:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:55,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:03:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:03:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:03:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:03:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:03:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:03:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:03:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:03:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:03:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:03:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 03:03:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:56,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3507 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3495 trivial. 0 not checked. [2022-07-14 03:03:56,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:03:56,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577240270] [2022-07-14 03:03:56,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577240270] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:03:56,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:03:56,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:03:56,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333687075] [2022-07-14 03:03:56,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:03:56,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:03:56,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:03:56,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:03:56,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:03:56,050 INFO L87 Difference]: Start difference. First operand 20193 states and 27929 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (42), 4 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-07-14 03:03:58,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:03:58,880 INFO L93 Difference]: Finished difference Result 20283 states and 28097 transitions. [2022-07-14 03:03:58,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:03:58,881 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (42), 4 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 403 [2022-07-14 03:03:58,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:03:58,937 INFO L225 Difference]: With dead ends: 20283 [2022-07-14 03:03:58,938 INFO L226 Difference]: Without dead ends: 20281 [2022-07-14 03:03:58,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:03:58,950 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 823 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 823 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:03:58,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [823 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 03:03:58,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20281 states. [2022-07-14 03:03:59,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20281 to 20197. [2022-07-14 03:03:59,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20197 states, 15285 states have (on average 1.31723912332352) internal successors, (20134), 15584 states have internal predecessors, (20134), 3885 states have call successors, (3885), 1030 states have call predecessors, (3885), 1024 states have return successors, (3913), 3849 states have call predecessors, (3913), 3881 states have call successors, (3913) [2022-07-14 03:03:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20197 states to 20197 states and 27932 transitions. [2022-07-14 03:03:59,676 INFO L78 Accepts]: Start accepts. Automaton has 20197 states and 27932 transitions. Word has length 403 [2022-07-14 03:03:59,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:03:59,676 INFO L495 AbstractCegarLoop]: Abstraction has 20197 states and 27932 transitions. [2022-07-14 03:03:59,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (42), 4 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-07-14 03:03:59,676 INFO L276 IsEmpty]: Start isEmpty. Operand 20197 states and 27932 transitions. [2022-07-14 03:03:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2022-07-14 03:03:59,687 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:03:59,687 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 8, 7, 7, 3, 3, 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] [2022-07-14 03:03:59,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-14 03:03:59,687 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:03:59,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:03:59,688 INFO L85 PathProgramCache]: Analyzing trace with hash -745446397, now seen corresponding path program 1 times [2022-07-14 03:03:59,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:03:59,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267711722] [2022-07-14 03:03:59,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:03:59,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:03:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:03:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:03:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:03:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:03:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:03:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:03:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:03:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:03:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:03:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:03:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:03:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:03:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:03:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:03:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:03:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:03:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:03:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:03:59,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:03:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:04:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:04:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:04:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:04:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:04:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 03:04:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:04:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:00,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3533 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3519 trivial. 0 not checked. [2022-07-14 03:04:00,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:00,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267711722] [2022-07-14 03:04:00,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267711722] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:00,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:00,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:04:00,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006279455] [2022-07-14 03:04:00,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:00,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:04:00,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:00,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:04:00,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:04:00,179 INFO L87 Difference]: Start difference. First operand 20197 states and 27932 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2022-07-14 03:04:03,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:03,085 INFO L93 Difference]: Finished difference Result 21788 states and 29925 transitions. [2022-07-14 03:04:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:04:03,086 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 408 [2022-07-14 03:04:03,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:03,144 INFO L225 Difference]: With dead ends: 21788 [2022-07-14 03:04:03,144 INFO L226 Difference]: Without dead ends: 21786 [2022-07-14 03:04:03,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:04:03,158 INFO L413 NwaCegarLoop]: 2989 mSDtfsCounter, 3181 mSDsluCounter, 5314 mSDsCounter, 0 mSdLazyCounter, 3264 mSolverCounterSat, 810 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3456 SdHoareTripleChecker+Valid, 8303 SdHoareTripleChecker+Invalid, 4074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 810 IncrementalHoareTripleChecker+Valid, 3264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:03,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3456 Valid, 8303 Invalid, 4074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [810 Valid, 3264 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-14 03:04:03,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21786 states. [2022-07-14 03:04:03,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21786 to 21650. [2022-07-14 03:04:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21650 states, 16341 states have (on average 1.313505905391347) internal successors, (21464), 16663 states have internal predecessors, (21464), 4115 states have call successors, (4115), 1197 states have call predecessors, (4115), 1191 states have return successors, (4143), 4076 states have call predecessors, (4143), 4111 states have call successors, (4143) [2022-07-14 03:04:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21650 states to 21650 states and 29722 transitions. [2022-07-14 03:04:03,878 INFO L78 Accepts]: Start accepts. Automaton has 21650 states and 29722 transitions. Word has length 408 [2022-07-14 03:04:03,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:03,878 INFO L495 AbstractCegarLoop]: Abstraction has 21650 states and 29722 transitions. [2022-07-14 03:04:03,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2022-07-14 03:04:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21650 states and 29722 transitions. [2022-07-14 03:04:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-07-14 03:04:03,886 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:03,888 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 9, 8, 8, 3, 3, 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] [2022-07-14 03:04:03,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-14 03:04:03,889 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:04:03,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:03,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1441672986, now seen corresponding path program 1 times [2022-07-14 03:04:03,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:03,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226781738] [2022-07-14 03:04:03,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:03,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:04:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:04:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:04:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:04:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:04:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 03:04:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:04:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-14 03:04:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:04,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3563 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3547 trivial. 0 not checked. [2022-07-14 03:04:04,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:04,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226781738] [2022-07-14 03:04:04,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226781738] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:04,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:04,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:04:04,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081239229] [2022-07-14 03:04:04,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:04,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:04:04,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:04,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:04:04,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:04:04,427 INFO L87 Difference]: Start difference. First operand 21650 states and 29722 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-14 03:04:07,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:07,480 INFO L93 Difference]: Finished difference Result 21792 states and 29928 transitions. [2022-07-14 03:04:07,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:04:07,480 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 413 [2022-07-14 03:04:07,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:07,548 INFO L225 Difference]: With dead ends: 21792 [2022-07-14 03:04:07,548 INFO L226 Difference]: Without dead ends: 21790 [2022-07-14 03:04:07,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:04:07,561 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 821 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 821 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:07,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [821 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 03:04:07,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21790 states. [2022-07-14 03:04:08,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21790 to 21654. [2022-07-14 03:04:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21654 states, 16344 states have (on average 1.3134483602545277) internal successors, (21467), 16666 states have internal predecessors, (21467), 4115 states have call successors, (4115), 1198 states have call predecessors, (4115), 1192 states have return successors, (4143), 4076 states have call predecessors, (4143), 4111 states have call successors, (4143) [2022-07-14 03:04:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21654 states to 21654 states and 29725 transitions. [2022-07-14 03:04:08,239 INFO L78 Accepts]: Start accepts. Automaton has 21654 states and 29725 transitions. Word has length 413 [2022-07-14 03:04:08,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:08,239 INFO L495 AbstractCegarLoop]: Abstraction has 21654 states and 29725 transitions. [2022-07-14 03:04:08,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-14 03:04:08,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21654 states and 29725 transitions. [2022-07-14 03:04:08,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-07-14 03:04:08,248 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:08,249 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 10, 9, 9, 3, 3, 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] [2022-07-14 03:04:08,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-14 03:04:08,249 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:04:08,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:08,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1301409373, now seen corresponding path program 1 times [2022-07-14 03:04:08,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:08,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447667915] [2022-07-14 03:04:08,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:08,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:08,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:04:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:04:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:04:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:04:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:04:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 03:04:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:04:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-14 03:04:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:04:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 3597 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3579 trivial. 0 not checked. [2022-07-14 03:04:08,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:08,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447667915] [2022-07-14 03:04:08,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447667915] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:08,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:08,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:04:08,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550758258] [2022-07-14 03:04:08,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:08,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:04:08,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:08,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:04:08,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:04:08,809 INFO L87 Difference]: Start difference. First operand 21654 states and 29725 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-14 03:04:11,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:11,688 INFO L93 Difference]: Finished difference Result 21796 states and 29931 transitions. [2022-07-14 03:04:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:04:11,688 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 418 [2022-07-14 03:04:11,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:11,764 INFO L225 Difference]: With dead ends: 21796 [2022-07-14 03:04:11,764 INFO L226 Difference]: Without dead ends: 21794 [2022-07-14 03:04:11,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:04:11,782 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 820 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 820 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:11,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [820 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-14 03:04:11,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21794 states. [2022-07-14 03:04:12,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21794 to 21658. [2022-07-14 03:04:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21658 states, 16347 states have (on average 1.3133908362390652) internal successors, (21470), 16669 states have internal predecessors, (21470), 4115 states have call successors, (4115), 1199 states have call predecessors, (4115), 1193 states have return successors, (4143), 4076 states have call predecessors, (4143), 4111 states have call successors, (4143) [2022-07-14 03:04:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21658 states to 21658 states and 29728 transitions. [2022-07-14 03:04:12,472 INFO L78 Accepts]: Start accepts. Automaton has 21658 states and 29728 transitions. Word has length 418 [2022-07-14 03:04:12,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:12,472 INFO L495 AbstractCegarLoop]: Abstraction has 21658 states and 29728 transitions. [2022-07-14 03:04:12,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-14 03:04:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 21658 states and 29728 transitions. [2022-07-14 03:04:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-07-14 03:04:12,483 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:12,483 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 11, 10, 10, 3, 3, 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] [2022-07-14 03:04:12,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-14 03:04:12,483 INFO L420 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)] === [2022-07-14 03:04:12,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:12,492 INFO L85 PathProgramCache]: Analyzing trace with hash -61155642, now seen corresponding path program 1 times [2022-07-14 03:04:12,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:12,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927317857] [2022-07-14 03:04:12,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:12,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:12,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:04:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:04:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:04:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:04:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:04:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 03:04:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:04:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-14 03:04:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:04:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-14 03:04:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 3635 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3615 trivial. 0 not checked. [2022-07-14 03:04:13,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:13,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927317857] [2022-07-14 03:04:13,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927317857] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:13,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:13,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:04:13,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810188727] [2022-07-14 03:04:13,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:13,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:04:13,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:13,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:04:13,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:04:13,058 INFO L87 Difference]: Start difference. First operand 21658 states and 29728 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-07-14 03:04:16,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:16,026 INFO L93 Difference]: Finished difference Result 21800 states and 29934 transitions. [2022-07-14 03:04:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:04:16,027 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 423 [2022-07-14 03:04:16,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:16,109 INFO L225 Difference]: With dead ends: 21800 [2022-07-14 03:04:16,109 INFO L226 Difference]: Without dead ends: 21798 [2022-07-14 03:04:16,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:04:16,128 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 819 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 819 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:16,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [819 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 03:04:16,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21798 states. [2022-07-14 03:04:16,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21798 to 21662. [2022-07-14 03:04:16,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21662 states, 16350 states have (on average 1.3133333333333332) internal successors, (21473), 16672 states have internal predecessors, (21473), 4115 states have call successors, (4115), 1200 states have call predecessors, (4115), 1194 states have return successors, (4143), 4076 states have call predecessors, (4143), 4111 states have call successors, (4143) [2022-07-14 03:04:16,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21662 states to 21662 states and 29731 transitions. [2022-07-14 03:04:16,803 INFO L78 Accepts]: Start accepts. Automaton has 21662 states and 29731 transitions. Word has length 423 [2022-07-14 03:04:16,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:16,803 INFO L495 AbstractCegarLoop]: Abstraction has 21662 states and 29731 transitions. [2022-07-14 03:04:16,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-07-14 03:04:16,804 INFO L276 IsEmpty]: Start isEmpty. Operand 21662 states and 29731 transitions. [2022-07-14 03:04:16,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2022-07-14 03:04:16,814 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:16,814 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 27, 27, 27, 27, 27, 27, 12, 11, 11, 5, 5, 5, 3, 3, 3, 3, 3, 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] [2022-07-14 03:04:16,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-14 03:04:16,814 INFO L420 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)] === [2022-07-14 03:04:16,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:16,814 INFO L85 PathProgramCache]: Analyzing trace with hash 165538362, now seen corresponding path program 1 times [2022-07-14 03:04:16,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:16,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311144536] [2022-07-14 03:04:16,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:16,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:16,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-14 03:04:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-14 03:04:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-07-14 03:04:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-14 03:04:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:04:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 03:04:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-14 03:04:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-14 03:04:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-14 03:04:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 03:04:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-14 03:04:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-07-14 03:04:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-14 03:04:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-14 03:04:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-14 03:04:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-14 03:04:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-14 03:04:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:17,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3898 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3865 trivial. 0 not checked. [2022-07-14 03:04:17,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:17,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311144536] [2022-07-14 03:04:17,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311144536] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:17,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:17,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:04:17,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45357616] [2022-07-14 03:04:17,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:17,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:04:17,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:17,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:04:17,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:04:17,321 INFO L87 Difference]: Start difference. First operand 21662 states and 29731 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-14 03:04:25,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:25,149 INFO L93 Difference]: Finished difference Result 47861 states and 65715 transitions. [2022-07-14 03:04:25,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 03:04:25,149 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 467 [2022-07-14 03:04:25,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:25,364 INFO L225 Difference]: With dead ends: 47861 [2022-07-14 03:04:25,364 INFO L226 Difference]: Without dead ends: 28306 [2022-07-14 03:04:25,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-14 03:04:25,404 INFO L413 NwaCegarLoop]: 5386 mSDtfsCounter, 4428 mSDsluCounter, 2740 mSDsCounter, 0 mSdLazyCounter, 5874 mSolverCounterSat, 2235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4738 SdHoareTripleChecker+Valid, 8126 SdHoareTripleChecker+Invalid, 8109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2235 IncrementalHoareTripleChecker+Valid, 5874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:25,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4738 Valid, 8126 Invalid, 8109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2235 Valid, 5874 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-07-14 03:04:25,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28306 states. [2022-07-14 03:04:26,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28306 to 28061. [2022-07-14 03:04:26,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28061 states, 21182 states have (on average 1.3138513832499292) internal successors, (27830), 21597 states have internal predecessors, (27830), 5329 states have call successors, (5329), 1556 states have call predecessors, (5329), 1547 states have return successors, (5367), 5281 states have call predecessors, (5367), 5325 states have call successors, (5367) [2022-07-14 03:04:26,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28061 states to 28061 states and 38526 transitions. [2022-07-14 03:04:26,335 INFO L78 Accepts]: Start accepts. Automaton has 28061 states and 38526 transitions. Word has length 467 [2022-07-14 03:04:26,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:26,335 INFO L495 AbstractCegarLoop]: Abstraction has 28061 states and 38526 transitions. [2022-07-14 03:04:26,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-14 03:04:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 28061 states and 38526 transitions. [2022-07-14 03:04:26,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2022-07-14 03:04:26,347 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:26,348 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 12, 11, 11, 3, 3, 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] [2022-07-14 03:04:26,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-14 03:04:26,348 INFO L420 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)] === [2022-07-14 03:04:26,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:26,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1819797315, now seen corresponding path program 1 times [2022-07-14 03:04:26,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:26,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630772004] [2022-07-14 03:04:26,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:26,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:04:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:04:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:04:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:04:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:04:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 03:04:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:04:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-14 03:04:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:04:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-14 03:04:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 03:04:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3677 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2022-07-14 03:04:26,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:26,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630772004] [2022-07-14 03:04:26,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630772004] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:26,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:26,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:04:26,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398891630] [2022-07-14 03:04:26,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:26,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:04:26,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:26,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:04:26,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:04:26,847 INFO L87 Difference]: Start difference. First operand 28061 states and 38526 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-14 03:04:30,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:30,141 INFO L93 Difference]: Finished difference Result 28243 states and 38784 transitions. [2022-07-14 03:04:30,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:04:30,143 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 428 [2022-07-14 03:04:30,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:30,250 INFO L225 Difference]: With dead ends: 28243 [2022-07-14 03:04:30,250 INFO L226 Difference]: Without dead ends: 28241 [2022-07-14 03:04:30,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:04:30,271 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 818 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 818 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:30,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [818 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-14 03:04:30,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28241 states. [2022-07-14 03:04:31,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28241 to 28065. [2022-07-14 03:04:31,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28065 states, 21185 states have (on average 1.3138069388718432) internal successors, (27833), 21600 states have internal predecessors, (27833), 5329 states have call successors, (5329), 1557 states have call predecessors, (5329), 1548 states have return successors, (5367), 5281 states have call predecessors, (5367), 5325 states have call successors, (5367) [2022-07-14 03:04:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28065 states to 28065 states and 38529 transitions. [2022-07-14 03:04:31,199 INFO L78 Accepts]: Start accepts. Automaton has 28065 states and 38529 transitions. Word has length 428 [2022-07-14 03:04:31,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:31,199 INFO L495 AbstractCegarLoop]: Abstraction has 28065 states and 38529 transitions. [2022-07-14 03:04:31,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-14 03:04:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 28065 states and 38529 transitions. [2022-07-14 03:04:31,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2022-07-14 03:04:31,210 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:31,210 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 5, 5, 5, 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] [2022-07-14 03:04:31,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-14 03:04:31,211 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:04:31,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:31,211 INFO L85 PathProgramCache]: Analyzing trace with hash -263628424, now seen corresponding path program 1 times [2022-07-14 03:04:31,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:31,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75666832] [2022-07-14 03:04:31,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:31,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-07-14 03:04:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:04:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 03:04:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-07-14 03:04:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-14 03:04:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-14 03:04:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-07-14 03:04:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-14 03:04:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-14 03:04:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-07-14 03:04:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-14 03:04:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 03:04:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:31,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3547 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3544 trivial. 0 not checked. [2022-07-14 03:04:31,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:31,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75666832] [2022-07-14 03:04:31,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75666832] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:31,727 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:31,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:04:31,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850063290] [2022-07-14 03:04:31,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:31,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:04:31,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:31,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:04:31,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:04:31,729 INFO L87 Difference]: Start difference. First operand 28065 states and 38529 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-07-14 03:04:35,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:35,089 INFO L93 Difference]: Finished difference Result 62715 states and 86034 transitions. [2022-07-14 03:04:35,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:04:35,090 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 429 [2022-07-14 03:04:35,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:35,257 INFO L225 Difference]: With dead ends: 62715 [2022-07-14 03:04:35,258 INFO L226 Difference]: Without dead ends: 36757 [2022-07-14 03:04:35,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:04:35,332 INFO L413 NwaCegarLoop]: 4369 mSDtfsCounter, 1925 mSDsluCounter, 3911 mSDsCounter, 0 mSdLazyCounter, 2042 mSolverCounterSat, 622 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2178 SdHoareTripleChecker+Valid, 8280 SdHoareTripleChecker+Invalid, 2664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 622 IncrementalHoareTripleChecker+Valid, 2042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:35,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2178 Valid, 8280 Invalid, 2664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [622 Valid, 2042 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-14 03:04:35,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36757 states. [2022-07-14 03:04:36,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36757 to 36437. [2022-07-14 03:04:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36437 states, 27589 states have (on average 1.3131682917104643) internal successors, (36229), 28106 states have internal predecessors, (36229), 6813 states have call successors, (6813), 2045 states have call predecessors, (6813), 2032 states have return successors, (6859), 6749 states have call predecessors, (6859), 6809 states have call successors, (6859) [2022-07-14 03:04:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36437 states to 36437 states and 49901 transitions. [2022-07-14 03:04:36,728 INFO L78 Accepts]: Start accepts. Automaton has 36437 states and 49901 transitions. Word has length 429 [2022-07-14 03:04:36,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:36,729 INFO L495 AbstractCegarLoop]: Abstraction has 36437 states and 49901 transitions. [2022-07-14 03:04:36,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-07-14 03:04:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 36437 states and 49901 transitions. [2022-07-14 03:04:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2022-07-14 03:04:36,739 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:36,739 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 27, 27, 27, 27, 27, 27, 13, 12, 12, 5, 5, 5, 3, 3, 3, 3, 3, 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] [2022-07-14 03:04:36,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-14 03:04:36,739 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:04:36,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:36,740 INFO L85 PathProgramCache]: Analyzing trace with hash -65964851, now seen corresponding path program 1 times [2022-07-14 03:04:36,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:36,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569649854] [2022-07-14 03:04:36,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:36,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:36,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-14 03:04:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-14 03:04:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-07-14 03:04:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-14 03:04:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:04:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 03:04:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-14 03:04:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-14 03:04:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-14 03:04:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 03:04:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-14 03:04:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-07-14 03:04:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-14 03:04:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-14 03:04:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-14 03:04:37,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-14 03:04:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-14 03:04:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-14 03:04:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3944 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3909 trivial. 0 not checked. [2022-07-14 03:04:37,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:37,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569649854] [2022-07-14 03:04:37,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569649854] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:37,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:37,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:04:37,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354777874] [2022-07-14 03:04:37,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:37,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:04:37,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:37,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:04:37,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:04:37,279 INFO L87 Difference]: Start difference. First operand 36437 states and 49901 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-14 03:04:45,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:45,855 INFO L93 Difference]: Finished difference Result 79500 states and 108924 transitions. [2022-07-14 03:04:45,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:04:45,855 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 472 [2022-07-14 03:04:45,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:46,035 INFO L225 Difference]: With dead ends: 79500 [2022-07-14 03:04:46,036 INFO L226 Difference]: Without dead ends: 45170 [2022-07-14 03:04:46,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:04:46,142 INFO L413 NwaCegarLoop]: 5353 mSDtfsCounter, 4416 mSDsluCounter, 2740 mSDsCounter, 0 mSdLazyCounter, 5863 mSolverCounterSat, 2175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4725 SdHoareTripleChecker+Valid, 8093 SdHoareTripleChecker+Invalid, 8038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2175 IncrementalHoareTripleChecker+Valid, 5863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:46,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4725 Valid, 8093 Invalid, 8038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2175 Valid, 5863 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2022-07-14 03:04:46,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45170 states. [2022-07-14 03:04:47,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45170 to 44870. [2022-07-14 03:04:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44870 states, 33986 states have (on average 1.3135408697699054) internal successors, (44642), 34619 states have internal predecessors, (44642), 8381 states have call successors, (8381), 2514 states have call predecessors, (8381), 2500 states have return successors, (8439), 8309 states have call predecessors, (8439), 8377 states have call successors, (8439) [2022-07-14 03:04:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44870 states to 44870 states and 61462 transitions. [2022-07-14 03:04:48,090 INFO L78 Accepts]: Start accepts. Automaton has 44870 states and 61462 transitions. Word has length 472 [2022-07-14 03:04:48,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:48,091 INFO L495 AbstractCegarLoop]: Abstraction has 44870 states and 61462 transitions. [2022-07-14 03:04:48,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-14 03:04:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 44870 states and 61462 transitions. [2022-07-14 03:04:48,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-07-14 03:04:48,101 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:48,101 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 27, 27, 27, 27, 27, 27, 13, 12, 12, 5, 5, 5, 3, 3, 3, 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] [2022-07-14 03:04:48,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-14 03:04:48,101 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:04:48,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:48,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1568763168, now seen corresponding path program 1 times [2022-07-14 03:04:48,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:48,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435854986] [2022-07-14 03:04:48,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:48,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-14 03:04:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-14 03:04:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2022-07-14 03:04:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 03:04:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:04:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 03:04:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:04:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-14 03:04:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 03:04:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-07-14 03:04:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-07-14 03:04:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:04:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-14 03:04:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-14 03:04:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-07-14 03:04:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-14 03:04:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-14 03:04:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-14 03:04:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:48,705 INFO L134 CoverageAnalysis]: Checked inductivity of 3946 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3922 trivial. 0 not checked. [2022-07-14 03:04:48,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:48,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435854986] [2022-07-14 03:04:48,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435854986] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:48,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:48,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 03:04:48,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660932677] [2022-07-14 03:04:48,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:48,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 03:04:48,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:48,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 03:04:48,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-14 03:04:48,708 INFO L87 Difference]: Start difference. First operand 44870 states and 61462 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 5 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-14 03:04:55,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:04:55,360 INFO L93 Difference]: Finished difference Result 45172 states and 61862 transitions. [2022-07-14 03:04:55,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 03:04:55,360 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 5 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 473 [2022-07-14 03:04:55,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:04:55,495 INFO L225 Difference]: With dead ends: 45172 [2022-07-14 03:04:55,495 INFO L226 Difference]: Without dead ends: 45170 [2022-07-14 03:04:55,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2022-07-14 03:04:55,519 INFO L413 NwaCegarLoop]: 2789 mSDtfsCounter, 4514 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 6485 mSolverCounterSat, 1977 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4648 SdHoareTripleChecker+Valid, 5406 SdHoareTripleChecker+Invalid, 8462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1977 IncrementalHoareTripleChecker+Valid, 6485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:04:55,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4648 Valid, 5406 Invalid, 8462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1977 Valid, 6485 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-07-14 03:04:55,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45170 states. [2022-07-14 03:04:56,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45170 to 44874. [2022-07-14 03:04:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44874 states, 33989 states have (on average 1.3135131954455854) internal successors, (44645), 34622 states have internal predecessors, (44645), 8381 states have call successors, (8381), 2515 states have call predecessors, (8381), 2501 states have return successors, (8439), 8309 states have call predecessors, (8439), 8377 states have call successors, (8439) [2022-07-14 03:04:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44874 states to 44874 states and 61465 transitions. [2022-07-14 03:04:57,171 INFO L78 Accepts]: Start accepts. Automaton has 44874 states and 61465 transitions. Word has length 473 [2022-07-14 03:04:57,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:04:57,171 INFO L495 AbstractCegarLoop]: Abstraction has 44874 states and 61465 transitions. [2022-07-14 03:04:57,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 5 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-14 03:04:57,172 INFO L276 IsEmpty]: Start isEmpty. Operand 44874 states and 61465 transitions. [2022-07-14 03:04:57,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2022-07-14 03:04:57,182 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:04:57,182 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 27, 27, 27, 27, 27, 27, 14, 13, 13, 3, 3, 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] [2022-07-14 03:04:57,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-14 03:04:57,182 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:04:57,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:04:57,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1767695587, now seen corresponding path program 1 times [2022-07-14 03:04:57,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:04:57,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654355849] [2022-07-14 03:04:57,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:04:57,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:04:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:04:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:04:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:04:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:04:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:04:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:04:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:04:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:04:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:04:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:04:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:04:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:04:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:04:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:04:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:04:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:04:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:04:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:04:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:04:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:04:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:04:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:04:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:04:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:04:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:04:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:04:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:04:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:04:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:04:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:04:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:04:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:04:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:04:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:04:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 03:04:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:04:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:04:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:04:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-07-14 03:04:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 03:04:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:04:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-14 03:04:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:04:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-14 03:04:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 03:04:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-07-14 03:04:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-07-14 03:04:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:04:57,724 INFO L134 CoverageAnalysis]: Checked inductivity of 3773 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 3747 trivial. 0 not checked. [2022-07-14 03:04:57,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:04:57,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654355849] [2022-07-14 03:04:57,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654355849] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:04:57,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:04:57,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:04:57,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808633722] [2022-07-14 03:04:57,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:04:57,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:04:57,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:04:57,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:04:57,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:04:57,726 INFO L87 Difference]: Start difference. First operand 44874 states and 61465 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-14 03:05:01,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:05:01,661 INFO L93 Difference]: Finished difference Result 45176 states and 61865 transitions. [2022-07-14 03:05:01,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:05:01,664 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 438 [2022-07-14 03:05:01,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:05:01,803 INFO L225 Difference]: With dead ends: 45176 [2022-07-14 03:05:01,803 INFO L226 Difference]: Without dead ends: 45172 [2022-07-14 03:05:01,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:05:01,824 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3203 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 816 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 3736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 816 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:05:01,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 8207 Invalid, 3736 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [816 Valid, 2920 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 03:05:01,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45172 states. [2022-07-14 03:05:03,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45172 to 44876. [2022-07-14 03:05:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44876 states, 33991 states have (on average 1.3134653290576916) internal successors, (44646), 34623 states have internal predecessors, (44646), 8381 states have call successors, (8381), 2516 states have call predecessors, (8381), 2501 states have return successors, (8439), 8309 states have call predecessors, (8439), 8377 states have call successors, (8439) [2022-07-14 03:05:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44876 states to 44876 states and 61466 transitions. [2022-07-14 03:05:03,555 INFO L78 Accepts]: Start accepts. Automaton has 44876 states and 61466 transitions. Word has length 438 [2022-07-14 03:05:03,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:05:03,556 INFO L495 AbstractCegarLoop]: Abstraction has 44876 states and 61466 transitions. [2022-07-14 03:05:03,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-14 03:05:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 44876 states and 61466 transitions. [2022-07-14 03:05:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2022-07-14 03:05:03,566 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:05:03,567 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 27, 27, 27, 27, 27, 27, 15, 14, 14, 5, 5, 5, 3, 3, 3, 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] [2022-07-14 03:05:03,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-14 03:05:03,567 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:05:03,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:05:03,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1959020608, now seen corresponding path program 1 times [2022-07-14 03:05:03,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:05:03,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549683274] [2022-07-14 03:05:03,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:05:03,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:05:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:05:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:05:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:05:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:05:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:05:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:05:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:05:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:05:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:05:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:05:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:05:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:05:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:05:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:05:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:05:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:05:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:05:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:05:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:05:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:05:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:05:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:05:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:05:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:05:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:05:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:05:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:05:03,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:05:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:03,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:05:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-14 03:05:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:05:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 03:05:04,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-14 03:05:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-14 03:05:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:05:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2022-07-14 03:05:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 03:05:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:05:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 03:05:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:05:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-14 03:05:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 03:05:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-07-14 03:05:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-07-14 03:05:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:05:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-14 03:05:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-14 03:05:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-07-14 03:05:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-14 03:05:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-14 03:05:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-14 03:05:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-14 03:05:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-14 03:05:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4050 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 4022 trivial. 0 not checked. [2022-07-14 03:05:04,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:05:04,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549683274] [2022-07-14 03:05:04,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549683274] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:05:04,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:05:04,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 03:05:04,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14518049] [2022-07-14 03:05:04,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:05:04,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 03:05:04,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:05:04,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 03:05:04,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-14 03:05:04,122 INFO L87 Difference]: Start difference. First operand 44876 states and 61466 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (55), 5 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-07-14 03:05:10,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:05:10,781 INFO L93 Difference]: Finished difference Result 45172 states and 61861 transitions. [2022-07-14 03:05:10,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 03:05:10,781 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (55), 5 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 483 [2022-07-14 03:05:10,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:05:10,940 INFO L225 Difference]: With dead ends: 45172 [2022-07-14 03:05:10,940 INFO L226 Difference]: Without dead ends: 44908 [2022-07-14 03:05:10,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2022-07-14 03:05:10,963 INFO L413 NwaCegarLoop]: 2786 mSDtfsCounter, 4506 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 6480 mSolverCounterSat, 1975 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4640 SdHoareTripleChecker+Valid, 5403 SdHoareTripleChecker+Invalid, 8455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1975 IncrementalHoareTripleChecker+Valid, 6480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:05:10,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4640 Valid, 5403 Invalid, 8455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1975 Valid, 6480 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-14 03:05:10,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44908 states. [2022-07-14 03:05:12,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44908 to 36221. [2022-07-14 03:05:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36221 states, 27459 states have (on average 1.3137404858152155) internal successors, (36074), 27957 states have internal predecessors, (36074), 6749 states have call successors, (6749), 2015 states have call predecessors, (6749), 2011 states have return successors, (6799), 6712 states have call predecessors, (6799), 6749 states have call successors, (6799) [2022-07-14 03:05:12,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36221 states to 36221 states and 49622 transitions. [2022-07-14 03:05:12,641 INFO L78 Accepts]: Start accepts. Automaton has 36221 states and 49622 transitions. Word has length 483 [2022-07-14 03:05:12,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:05:12,641 INFO L495 AbstractCegarLoop]: Abstraction has 36221 states and 49622 transitions. [2022-07-14 03:05:12,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (55), 5 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-07-14 03:05:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 36221 states and 49622 transitions. [2022-07-14 03:05:12,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2022-07-14 03:05:12,656 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:05:12,656 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 28, 28, 28, 28, 28, 28, 5, 5, 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] [2022-07-14 03:05:12,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-14 03:05:12,656 INFO L420 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)] === [2022-07-14 03:05:12,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:05:12,657 INFO L85 PathProgramCache]: Analyzing trace with hash -540984512, now seen corresponding path program 1 times [2022-07-14 03:05:12,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:05:12,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489141329] [2022-07-14 03:05:12,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:05:12,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:05:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:12,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:05:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:12,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:12,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:05:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:12,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:05:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:05:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:05:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:05:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:05:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:05:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:05:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:05:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:05:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:05:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:05:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:05:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:05:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:05:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:05:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:05:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:05:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:05:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:05:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:05:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:05:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:05:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:05:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:05:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:05:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:05:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-14 03:05:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-07-14 03:05:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 03:05:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-14 03:05:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-14 03:05:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-14 03:05:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-07-14 03:05:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:05:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-14 03:05:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-14 03:05:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 03:05:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-07-14 03:05:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-14 03:05:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:13,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3529 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3529 trivial. 0 not checked. [2022-07-14 03:05:13,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:05:13,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489141329] [2022-07-14 03:05:13,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489141329] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:05:13,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:05:13,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:05:13,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130744071] [2022-07-14 03:05:13,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:05:13,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:05:13,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:05:13,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:05:13,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:05:13,336 INFO L87 Difference]: Start difference. First operand 36221 states and 49622 transitions. Second operand has 4 states, 4 states have (on average 41.25) internal successors, (165), 3 states have internal predecessors, (165), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-14 03:05:18,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:05:18,112 INFO L93 Difference]: Finished difference Result 94233 states and 128912 transitions. [2022-07-14 03:05:18,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:05:18,114 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 3 states have internal predecessors, (165), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 495 [2022-07-14 03:05:18,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:05:18,332 INFO L225 Difference]: With dead ends: 94233 [2022-07-14 03:05:18,332 INFO L226 Difference]: Without dead ends: 57754 [2022-07-14 03:05:18,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:05:18,436 INFO L413 NwaCegarLoop]: 3878 mSDtfsCounter, 3533 mSDsluCounter, 3673 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 1059 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3884 SdHoareTripleChecker+Valid, 7551 SdHoareTripleChecker+Invalid, 3157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1059 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-07-14 03:05:18,436 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3884 Valid, 7551 Invalid, 3157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1059 Valid, 2098 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-07-14 03:05:18,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57754 states. [2022-07-14 03:05:20,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57754 to 57418. [2022-07-14 03:05:21,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57418 states, 43709 states have (on average 1.3089523896680317) internal successors, (57213), 44518 states have internal predecessors, (57213), 10479 states have call successors, (10479), 3238 states have call predecessors, (10479), 3228 states have return successors, (10553), 10401 states have call predecessors, (10553), 10477 states have call successors, (10553) [2022-07-14 03:05:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57418 states to 57418 states and 78245 transitions. [2022-07-14 03:05:21,214 INFO L78 Accepts]: Start accepts. Automaton has 57418 states and 78245 transitions. Word has length 495 [2022-07-14 03:05:21,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:05:21,215 INFO L495 AbstractCegarLoop]: Abstraction has 57418 states and 78245 transitions. [2022-07-14 03:05:21,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 3 states have internal predecessors, (165), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-14 03:05:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 57418 states and 78245 transitions. [2022-07-14 03:05:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2022-07-14 03:05:21,235 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:05:21,235 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 27, 27, 27, 27, 27, 27, 13, 13, 13, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-14 03:05:21,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-14 03:05:21,236 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:05:21,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:05:21,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1820342754, now seen corresponding path program 1 times [2022-07-14 03:05:21,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:05:21,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495775065] [2022-07-14 03:05:21,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:05:21,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:05:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:05:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:05:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:05:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:05:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:05:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:05:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:05:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:05:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:05:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:05:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:05:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:05:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:05:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:05:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:05:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:05:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:05:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:05:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:05:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:05:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:05:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:05:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:05:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:05:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:05:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:05:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:05:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:05:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:05:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-07-14 03:05:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:05:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 03:05:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-07-14 03:05:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-14 03:05:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-14 03:05:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 03:05:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:05:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-14 03:05:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:05:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:05:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:05:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-07-14 03:05:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-14 03:05:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-07-14 03:05:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2022-07-14 03:05:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:21,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-14 03:05:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:22,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-14 03:05:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:22,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2022-07-14 03:05:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4183 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4173 trivial. 0 not checked. [2022-07-14 03:05:22,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:05:22,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495775065] [2022-07-14 03:05:22,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495775065] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:05:22,026 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:05:22,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:05:22,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449941212] [2022-07-14 03:05:22,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:05:22,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:05:22,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:05:22,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:05:22,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:05:22,027 INFO L87 Difference]: Start difference. First operand 57418 states and 78245 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-14 03:05:26,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:05:26,844 INFO L93 Difference]: Finished difference Result 126365 states and 172031 transitions. [2022-07-14 03:05:26,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:05:26,844 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 542 [2022-07-14 03:05:26,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:05:27,107 INFO L225 Difference]: With dead ends: 126365 [2022-07-14 03:05:27,107 INFO L226 Difference]: Without dead ends: 68995 [2022-07-14 03:05:27,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:05:27,423 INFO L413 NwaCegarLoop]: 4285 mSDtfsCounter, 1893 mSDsluCounter, 3905 mSDsCounter, 0 mSdLazyCounter, 1939 mSolverCounterSat, 545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2127 SdHoareTripleChecker+Valid, 8190 SdHoareTripleChecker+Invalid, 2484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 545 IncrementalHoareTripleChecker+Valid, 1939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:05:27,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2127 Valid, 8190 Invalid, 2484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [545 Valid, 1939 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-14 03:05:27,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68995 states. [2022-07-14 03:05:30,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68995 to 68460. [2022-07-14 03:05:30,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68460 states, 52258 states have (on average 1.3080868001071606) internal successors, (68358), 53184 states have internal predecessors, (68358), 12315 states have call successors, (12315), 3895 states have call predecessors, (12315), 3885 states have return successors, (12397), 12224 states have call predecessors, (12397), 12313 states have call successors, (12397) [2022-07-14 03:05:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68460 states to 68460 states and 93070 transitions. [2022-07-14 03:05:30,320 INFO L78 Accepts]: Start accepts. Automaton has 68460 states and 93070 transitions. Word has length 542 [2022-07-14 03:05:30,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:05:30,321 INFO L495 AbstractCegarLoop]: Abstraction has 68460 states and 93070 transitions. [2022-07-14 03:05:30,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-14 03:05:30,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68460 states and 93070 transitions. [2022-07-14 03:05:30,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2022-07-14 03:05:30,339 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:05:30,339 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 27, 27, 27, 27, 27, 27, 13, 13, 13, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-14 03:05:30,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-07-14 03:05:30,339 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:05:30,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:05:30,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1618518820, now seen corresponding path program 1 times [2022-07-14 03:05:30,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:05:30,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018766672] [2022-07-14 03:05:30,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:05:30,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:05:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:05:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:05:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:05:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:05:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:05:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:05:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:05:30,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:05:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:05:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:05:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:05:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:05:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:05:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:05:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:05:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:05:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:05:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:05:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:05:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:05:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:05:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:05:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:05:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:05:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:05:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:05:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:05:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 03:05:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:05:30,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-07-14 03:05:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:05:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 03:05:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-07-14 03:05:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-14 03:05:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:30,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-14 03:05:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 03:05:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:05:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-14 03:05:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:05:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:05:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:05:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:05:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:05:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:05:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-07-14 03:05:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-14 03:05:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-07-14 03:05:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2022-07-14 03:05:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-14 03:05:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-14 03:05:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2022-07-14 03:05:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:05:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4183 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4173 trivial. 0 not checked. [2022-07-14 03:05:31,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:05:31,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018766672] [2022-07-14 03:05:31,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018766672] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:05:31,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:05:31,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:05:31,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263195516] [2022-07-14 03:05:31,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:05:31,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:05:31,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:05:31,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:05:31,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:05:31,106 INFO L87 Difference]: Start difference. First operand 68460 states and 93070 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-14 03:05:36,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:05:36,749 INFO L93 Difference]: Finished difference Result 148993 states and 202249 transitions. [2022-07-14 03:05:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:05:36,749 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 542 [2022-07-14 03:05:36,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:05:37,115 INFO L225 Difference]: With dead ends: 148993 [2022-07-14 03:05:37,115 INFO L226 Difference]: Without dead ends: 80888 [2022-07-14 03:05:37,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:05:37,306 INFO L413 NwaCegarLoop]: 4285 mSDtfsCounter, 1953 mSDsluCounter, 3878 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 552 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2197 SdHoareTripleChecker+Valid, 8163 SdHoareTripleChecker+Invalid, 2487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 552 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:05:37,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2197 Valid, 8163 Invalid, 2487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [552 Valid, 1935 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-14 03:05:37,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80888 states.