./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_fs-nfs-blocklayout-blocklayoutdriver.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_fs-nfs-blocklayout-blocklayoutdriver.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 9bfbecd8ca52470a88d05c2ee48bea0bde6dbc2be84932ebcf7050b5532f4c7c --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 03:05:44,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:05:44,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:05:44,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:05:44,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:05:44,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:05:44,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:05:44,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:05:44,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:05:44,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:05:44,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:05:44,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:05:44,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:05:44,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:05:44,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:05:44,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:05:44,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:05:44,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:05:44,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:05:44,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:05:44,433 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:05:44,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:05:44,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:05:44,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:05:44,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:05:44,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:05:44,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:05:44,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:05:44,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:05:44,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:05:44,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:05:44,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:05:44,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:05:44,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:05:44,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:05:44,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:05:44,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:05:44,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:05:44,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:05:44,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:05:44,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:05:44,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:05:44,452 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 03:05:44,473 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:05:44,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:05:44,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:05:44,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:05:44,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:05:44,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:05:44,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:05:44,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:05:44,479 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:05:44,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:05:44,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 03:05:44,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:05:44,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:05:44,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:05:44,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:05:44,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:05:44,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:05:44,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:05:44,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:05:44,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:05:44,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:05:44,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:05:44,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:05:44,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:05:44,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:05:44,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 03:05:44,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 03:05:44,486 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:05:44,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:05:44,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:05:44,487 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfbecd8ca52470a88d05c2ee48bea0bde6dbc2be84932ebcf7050b5532f4c7c [2022-07-14 03:05:44,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:05:44,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:05:44,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:05:44,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:05:44,807 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:05:44,810 INFO L432 ainManager$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_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2022-07-14 03:05:44,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc40db84/53b9b13352314129b713b8f45e86c89b/FLAG100033436 [2022-07-14 03:05:46,019 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:05:46,020 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2022-07-14 03:05:46,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc40db84/53b9b13352314129b713b8f45e86c89b/FLAG100033436 [2022-07-14 03:05:46,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc40db84/53b9b13352314129b713b8f45e86c89b [2022-07-14 03:05:46,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:05:46,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:05:46,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:05:46,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:05:46,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:05:46,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:05:46" (1/1) ... [2022-07-14 03:05:46,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edb9637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:46, skipping insertion in model container [2022-07-14 03:05:46,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:05:46" (1/1) ... [2022-07-14 03:05:46,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:05:46,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:05:52,211 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517003,517016] [2022-07-14 03:05:52,214 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517172,517185] [2022-07-14 03:05:52,215 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517339,517352] [2022-07-14 03:05:52,216 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517507,517520] [2022-07-14 03:05:52,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:05:52,261 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:05:52,683 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517003,517016] [2022-07-14 03:05:52,684 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517172,517185] [2022-07-14 03:05:52,685 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517339,517352] [2022-07-14 03:05:52,685 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_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517507,517520] [2022-07-14 03:05:52,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:05:52,872 INFO L208 MainTranslator]: Completed translation [2022-07-14 03:05:52,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52 WrapperNode [2022-07-14 03:05:52,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 03:05:52,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 03:05:52,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 03:05:52,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 03:05:52,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:52,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,186 INFO L137 Inliner]: procedures = 584, calls = 2495, calls flagged for inlining = 241, calls inlined = 220, statements flattened = 7078 [2022-07-14 03:05:53,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 03:05:53,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 03:05:53,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 03:05:53,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 03:05:53,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 03:05:53,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 03:05:53,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 03:05:53,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 03:05:53,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (1/1) ... [2022-07-14 03:05:53,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:05:53,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:05:53,616 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 03:05:53,644 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 03:05:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_parallel [2022-07-14 03:05:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_parallel [2022-07-14 03:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-07-14 03:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2022-07-14 03:05:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2022-07-14 03:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 03:05:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 03:05:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_commitlist [2022-07-14 03:05:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_commitlist [2022-07-14 03:05:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_put_sb_net [2022-07-14 03:05:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_put_sb_net [2022-07-14 03:05:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-14 03:05:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-14 03:05:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 03:05:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 03:05:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_pagelist [2022-07-14 03:05:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_pagelist [2022-07-14 03:05:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 03:05:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 03:05:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc [2022-07-14 03:05:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc [2022-07-14 03:05:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 03:05:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 03:05:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_unregister_layoutdriver [2022-07-14 03:05:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_unregister_layoutdriver [2022-07-14 03:05:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure trylock_page [2022-07-14 03:05:53,692 INFO L138 BoogieDeclarations]: Found implementation of procedure trylock_page [2022-07-14 03:05:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure submit_bio [2022-07-14 03:05:53,692 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_bio [2022-07-14 03:05:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LSEG2EXT [2022-07-14 03:05:53,692 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LSEG2EXT [2022-07-14 03:05:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_unregister_sb [2022-07-14 03:05:53,693 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_unregister_sb [2022-07-14 03:05:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-14 03:05:53,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-14 03:05:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_SERVER [2022-07-14 03:05:53,694 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_SERVER [2022-07-14 03:05:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 03:05:53,694 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 03:05:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-14 03:05:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2022-07-14 03:05:53,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2022-07-14 03:05:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LO2EXT [2022-07-14 03:05:53,695 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LO2EXT [2022-07-14 03:05:53,696 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-07-14 03:05:53,696 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-07-14 03:05:53,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 03:05:53,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 03:05:53,696 INFO L130 BoogieDeclarations]: Found specification of procedure print_page [2022-07-14 03:05:53,697 INFO L138 BoogieDeclarations]: Found implementation of procedure print_page [2022-07-14 03:05:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-07-14 03:05:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 03:05:53,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 03:05:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure PageWriteback [2022-07-14 03:05:53,698 INFO L138 BoogieDeclarations]: Found implementation of procedure PageWriteback [2022-07-14 03:05:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 03:05:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_layout_hdr [2022-07-14 03:05:53,699 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_layout_hdr [2022-07-14 03:05:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure print_clist [2022-07-14 03:05:53,699 INFO L138 BoogieDeclarations]: Found implementation of procedure print_clist [2022-07-14 03:05:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 03:05:53,700 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 03:05:53,700 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 03:05:53,700 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 03:05:53,700 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segments [2022-07-14 03:05:53,700 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segments [2022-07-14 03:05:53,701 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 03:05:53,701 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 03:05:53,701 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-14 03:05:53,702 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-14 03:05:53,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 03:05:53,702 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-14 03:05:53,702 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-14 03:05:53,702 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_layout_hdr [2022-07-14 03:05:53,702 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_layout_hdr [2022-07-14 03:05:53,702 INFO L130 BoogieDeclarations]: Found specification of procedure PageDirty [2022-07-14 03:05:53,703 INFO L138 BoogieDeclarations]: Found implementation of procedure PageDirty [2022-07-14 03:05:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 03:05:53,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 03:05:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure is_writable [2022-07-14 03:05:53,703 INFO L138 BoogieDeclarations]: Found implementation of procedure is_writable [2022-07-14 03:05:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 03:05:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 03:05:53,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 03:05:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure normalize [2022-07-14 03:05:53,704 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize [2022-07-14 03:05:53,705 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-14 03:05:53,705 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-14 03:05:53,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 03:05:53,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-07-14 03:05:53,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-07-14 03:05:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_net_exit [2022-07-14 03:05:53,706 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_net_exit [2022-07-14 03:05:53,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 03:05:53,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 03:05:53,707 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_get_sb_net [2022-07-14 03:05:53,707 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_get_sb_net [2022-07-14 03:05:53,707 INFO L130 BoogieDeclarations]: Found specification of procedure extents_consistent [2022-07-14 03:05:53,707 INFO L138 BoogieDeclarations]: Found implementation of procedure extents_consistent [2022-07-14 03:05:53,707 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-14 03:05:53,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-14 03:05:53,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rpc_pipefs_notifier_unregister [2022-07-14 03:05:53,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rpc_pipefs_notifier_unregister [2022-07-14 03:05:53,708 INFO L130 BoogieDeclarations]: Found specification of procedure bl_submit_bio [2022-07-14 03:05:53,708 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_submit_bio [2022-07-14 03:05:53,708 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 03:05:53,709 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 03:05:53,709 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_queue_upcall [2022-07-14 03:05:53,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_queue_upcall [2022-07-14 03:05:53,709 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-14 03:05:53,710 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-14 03:05:53,710 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-14 03:05:53,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-14 03:05:53,713 INFO L130 BoogieDeclarations]: Found specification of procedure bl_put_extent [2022-07-14 03:05:53,714 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_put_extent [2022-07-14 03:05:53,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 03:05:53,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 03:05:53,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 03:05:53,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 03:05:53,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 03:05:53,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 03:05:53,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 03:05:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 03:05:53,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 03:05:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-14 03:05:53,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-14 03:05:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 03:05:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_inline_decode [2022-07-14 03:05:53,724 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_inline_decode [2022-07-14 03:05:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 03:05:53,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 03:05:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 03:05:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure clean_pnfs_block_layoutupdate [2022-07-14 03:05:53,725 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_pnfs_block_layoutupdate [2022-07-14 03:05:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 03:05:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_lseg [2022-07-14 03:05:53,725 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_lseg [2022-07-14 03:05:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:05:53,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:05:53,726 INFO L130 BoogieDeclarations]: Found specification of procedure lock_page [2022-07-14 03:05:53,726 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_page [2022-07-14 03:05:53,726 INFO L130 BoogieDeclarations]: Found specification of procedure end_page_writeback [2022-07-14 03:05:53,726 INFO L138 BoogieDeclarations]: Found implementation of procedure end_page_writeback [2022-07-14 03:05:53,726 INFO L130 BoogieDeclarations]: Found specification of procedure print_elist [2022-07-14 03:05:53,726 INFO L138 BoogieDeclarations]: Found implementation of procedure print_elist [2022-07-14 03:05:53,726 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-14 03:05:53,727 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-14 03:05:53,727 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-07-14 03:05:53,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-07-14 03:05:53,727 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 03:05:53,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 03:05:53,727 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 03:05:53,727 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 03:05:53,728 INFO L130 BoogieDeclarations]: Found specification of procedure bl_cleanup_layoutcommit [2022-07-14 03:05:53,728 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_cleanup_layoutcommit [2022-07-14 03:05:53,728 INFO L130 BoogieDeclarations]: Found specification of procedure PageLocked [2022-07-14 03:05:53,728 INFO L138 BoogieDeclarations]: Found implementation of procedure PageLocked [2022-07-14 03:05:53,728 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_test [2022-07-14 03:05:53,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_test [2022-07-14 03:05:53,728 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_destroy_pipe_data [2022-07-14 03:05:53,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_destroy_pipe_data [2022-07-14 03:05:53,729 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_parallel [2022-07-14 03:05:53,729 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_parallel [2022-07-14 03:05:53,729 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 03:05:53,729 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 03:05:53,729 INFO L130 BoogieDeclarations]: Found specification of procedure bl_is_sector_init [2022-07-14 03:05:53,729 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_is_sector_init [2022-07-14 03:05:53,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 03:05:53,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 03:05:53,730 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 03:05:53,730 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 03:05:53,730 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 03:05:53,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 03:05:53,730 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_page [2022-07-14 03:05:53,731 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_page [2022-07-14 03:05:53,731 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-14 03:05:53,731 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-14 03:05:53,731 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2022-07-14 03:05:53,731 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2022-07-14 03:05:53,731 INFO L130 BoogieDeclarations]: Found specification of procedure bl_clear_layoutdriver [2022-07-14 03:05:53,731 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_clear_layoutdriver [2022-07-14 03:05:53,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 03:05:53,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 03:05:53,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 03:05:53,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 03:05:53,732 INFO L130 BoogieDeclarations]: Found specification of procedure bl_pipe_destroy_msg [2022-07-14 03:05:53,732 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_pipe_destroy_msg [2022-07-14 03:05:53,732 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_pagelist [2022-07-14 03:05:53,732 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_pagelist [2022-07-14 03:05:53,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 03:05:53,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 03:05:53,733 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 03:05:53,733 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 03:05:53,733 INFO L130 BoogieDeclarations]: Found specification of procedure print_bl_extent [2022-07-14 03:05:53,733 INFO L138 BoogieDeclarations]: Found implementation of procedure print_bl_extent [2022-07-14 03:05:53,733 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_read [2022-07-14 03:05:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_read [2022-07-14 03:05:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2022-07-14 03:05:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2022-07-14 03:05:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_encode_hyper [2022-07-14 03:05:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_encode_hyper [2022-07-14 03:05:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_cleanup [2022-07-14 03:05:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_cleanup [2022-07-14 03:05:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-14 03:05:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-14 03:05:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure bl_mark_sectors_init [2022-07-14 03:05:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_mark_sectors_init [2022-07-14 03:05:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 03:05:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 03:05:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure free_blk_mountid [2022-07-14 03:05:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure free_blk_mountid [2022-07-14 03:05:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 03:05:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 03:05:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure is_range_written [2022-07-14 03:05:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure is_range_written [2022-07-14 03:05:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-14 03:05:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-14 03:05:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 03:05:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 03:05:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 03:05:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure list_replace [2022-07-14 03:05:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure list_replace [2022-07-14 03:05:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-07-14 03:05:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-07-14 03:05:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 03:05:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-14 03:05:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-14 03:05:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-14 03:05:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-14 03:05:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure is_aligned_req [2022-07-14 03:05:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure is_aligned_req [2022-07-14 03:05:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-07-14 03:05:53,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-07-14 03:05:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure _prep_new_extent [2022-07-14 03:05:53,739 INFO L138 BoogieDeclarations]: Found implementation of procedure _prep_new_extent [2022-07-14 03:05:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2022-07-14 03:05:53,739 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2022-07-14 03:05:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 03:05:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure print_short_extent [2022-07-14 03:05:53,740 INFO L138 BoogieDeclarations]: Found implementation of procedure print_short_extent [2022-07-14 03:05:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_I [2022-07-14 03:05:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_I [2022-07-14 03:05:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_reserve_space [2022-07-14 03:05:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_reserve_space [2022-07-14 03:05:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 03:05:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 03:05:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_pipefs_notifier_unregister [2022-07-14 03:05:53,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_pipefs_notifier_unregister [2022-07-14 03:05:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2022-07-14 03:05:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2022-07-14 03:05:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2022-07-14 03:05:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2022-07-14 03:05:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure bl_push_one_short_extent [2022-07-14 03:05:53,747 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_push_one_short_extent [2022-07-14 03:05:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 03:05:53,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 03:05:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 03:05:53,747 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 03:05:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 03:05:53,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 03:05:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2022-07-14 03:05:53,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2022-07-14 03:05:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 03:05:53,748 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 03:05:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2022-07-14 03:05:53,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2022-07-14 03:05:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure _set_range [2022-07-14 03:05:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure _set_range [2022-07-14 03:05:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure bl_encode_layoutcommit [2022-07-14 03:05:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_encode_layoutcommit [2022-07-14 03:05:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure mark_extents_written [2022-07-14 03:05:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_extents_written [2022-07-14 03:05:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2022-07-14 03:05:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2022-07-14 03:05:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure _add_entry [2022-07-14 03:05:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure _add_entry [2022-07-14 03:05:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure _front_merge [2022-07-14 03:05:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure _front_merge [2022-07-14 03:05:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure do_add_page_to_bio [2022-07-14 03:05:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure do_add_page_to_bio [2022-07-14 03:05:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 03:05:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 03:05:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2022-07-14 03:05:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2022-07-14 03:05:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-07-14 03:05:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-07-14 03:05:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-14 03:05:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-14 03:05:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure bl_find_get_extent [2022-07-14 03:05:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_find_get_extent [2022-07-14 03:05:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_lseg [2022-07-14 03:05:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_lseg [2022-07-14 03:05:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 03:05:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 03:05:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 03:05:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2022-07-14 03:05:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2022-07-14 03:05:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_register_sb [2022-07-14 03:05:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_register_sb [2022-07-14 03:05:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 03:05:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 03:05:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageUptodate [2022-07-14 03:05:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageUptodate [2022-07-14 03:05:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2022-07-14 03:05:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2022-07-14 03:05:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2022-07-14 03:05:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2022-07-14 03:05:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segment [2022-07-14 03:05:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segment [2022-07-14 03:05:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2022-07-14 03:05:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2022-07-14 03:05:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2022-07-14 03:05:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2022-07-14 03:05:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure decode_sector_number [2022-07-14 03:05:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_sector_number [2022-07-14 03:05:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_partial_page_sync [2022-07-14 03:05:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_partial_page_sync [2022-07-14 03:05:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure put_parallel [2022-07-14 03:05:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure put_parallel [2022-07-14 03:05:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 03:05:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 03:05:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_init_read [2022-07-14 03:05:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_init_read [2022-07-14 03:05:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write [2022-07-14 03:05:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write [2022-07-14 03:05:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-07-14 03:05:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-07-14 03:05:53,757 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-07-14 03:05:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-07-14 03:05:53,757 INFO L130 BoogieDeclarations]: Found specification of procedure PageUptodate [2022-07-14 03:05:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure PageUptodate [2022-07-14 03:05:53,757 INFO L130 BoogieDeclarations]: Found specification of procedure bio_add_page [2022-07-14 03:05:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_add_page [2022-07-14 03:05:53,757 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-14 03:05:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-14 03:05:53,758 INFO L130 BoogieDeclarations]: Found specification of procedure release_extents [2022-07-14 03:05:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure release_extents [2022-07-14 03:05:53,758 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 03:05:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 03:05:53,758 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2022-07-14 03:05:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2022-07-14 03:05:53,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 03:05:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 03:05:53,759 INFO L130 BoogieDeclarations]: Found specification of procedure bl_do_readpage_sync [2022-07-14 03:05:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_do_readpage_sync [2022-07-14 03:05:53,759 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-14 03:05:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-14 03:05:53,759 INFO L130 BoogieDeclarations]: Found specification of procedure bl_set_layoutdriver [2022-07-14 03:05:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_set_layoutdriver [2022-07-14 03:05:53,759 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write_zero [2022-07-14 03:05:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write_zero [2022-07-14 03:05:53,760 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_up [2022-07-14 03:05:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_up [2022-07-14 03:05:53,760 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 03:05:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 03:05:53,760 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-07-14 03:05:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-07-14 03:05:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-14 03:05:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-14 03:05:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 03:05:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 03:05:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 03:05:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_set_lo_fail [2022-07-14 03:05:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_set_lo_fail [2022-07-14 03:05:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_to_rw [2022-07-14 03:05:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure set_to_rw [2022-07-14 03:05:54,774 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 03:05:54,779 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 03:05:55,077 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:06:01,211 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 03:06:01,396 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:06:01,422 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:06:01,422 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-07-14 03:06:01,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:06:01 BoogieIcfgContainer [2022-07-14 03:06:01,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:06:01,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:06:01,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:06:01,433 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:06:01,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:05:46" (1/3) ... [2022-07-14 03:06:01,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692a7937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:06:01, skipping insertion in model container [2022-07-14 03:06:01,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:05:52" (2/3) ... [2022-07-14 03:06:01,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692a7937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:06:01, skipping insertion in model container [2022-07-14 03:06:01,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:06:01" (3/3) ... [2022-07-14 03:06:01,437 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2022-07-14 03:06:01,450 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:06:01,451 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-14 03:06:01,618 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:06:01,624 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@770db888, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@47c0de86 [2022-07-14 03:06:01,625 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-14 03:06:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 3107 states, 2086 states have (on average 1.319750719079578) internal successors, (2753), 2135 states have internal predecessors, (2753), 848 states have call successors, (848), 173 states have call predecessors, (848), 172 states have return successors, (841), 826 states have call predecessors, (841), 841 states have call successors, (841) [2022-07-14 03:06:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-07-14 03:06:01,680 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:06:01,681 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:06:01,682 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 03:06:01,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:06:01,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1724319285, now seen corresponding path program 1 times [2022-07-14 03:06:01,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:06:01,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437725840] [2022-07-14 03:06:01,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:06:01,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:06:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:06:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:06:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:06:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:06:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:06:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:06:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:06:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:06:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:06:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:06:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:06:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:02,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:06:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:06:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:06:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:06:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:06:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:06:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:06:03,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:06:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:06:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:06:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:06:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:06:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:06:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:06:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:06:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:06:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:06:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:06:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:06:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:06:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:06:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:06:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:06:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:06:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-14 03:06:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:03,661 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2022-07-14 03:06:03,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:06:03,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437725840] [2022-07-14 03:06:03,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437725840] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:06:03,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:06:03,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:06:03,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221060797] [2022-07-14 03:06:03,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:06:03,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:06:03,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:06:03,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:06:03,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:06:03,713 INFO L87 Difference]: Start difference. First operand has 3107 states, 2086 states have (on average 1.319750719079578) internal successors, (2753), 2135 states have internal predecessors, (2753), 848 states have call successors, (848), 173 states have call predecessors, (848), 172 states have return successors, (841), 826 states have call predecessors, (841), 841 states have call successors, (841) Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-14 03:06:13,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:06:13,868 INFO L93 Difference]: Finished difference Result 9793 states and 14670 transitions. [2022-07-14 03:06:13,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:06:13,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 406 [2022-07-14 03:06:13,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:06:13,955 INFO L225 Difference]: With dead ends: 9793 [2022-07-14 03:06:13,955 INFO L226 Difference]: Without dead ends: 6748 [2022-07-14 03:06:13,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 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 03:06:13,996 INFO L413 NwaCegarLoop]: 4683 mSDtfsCounter, 6095 mSDsluCounter, 4515 mSDsCounter, 0 mSdLazyCounter, 3645 mSolverCounterSat, 2793 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6854 SdHoareTripleChecker+Valid, 9198 SdHoareTripleChecker+Invalid, 6438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2793 IncrementalHoareTripleChecker+Valid, 3645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:06:13,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6854 Valid, 9198 Invalid, 6438 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2793 Valid, 3645 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2022-07-14 03:06:14,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6748 states. [2022-07-14 03:06:14,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6748 to 5884. [2022-07-14 03:06:14,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5884 states, 3956 states have (on average 1.289686552072801) internal successors, (5102), 4057 states have internal predecessors, (5102), 1586 states have call successors, (1586), 340 states have call predecessors, (1586), 339 states have return successors, (1582), 1552 states have call predecessors, (1582), 1582 states have call successors, (1582) [2022-07-14 03:06:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 5884 states and 8270 transitions. [2022-07-14 03:06:14,437 INFO L78 Accepts]: Start accepts. Automaton has 5884 states and 8270 transitions. Word has length 406 [2022-07-14 03:06:14,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:06:14,442 INFO L495 AbstractCegarLoop]: Abstraction has 5884 states and 8270 transitions. [2022-07-14 03:06:14,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-14 03:06:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 5884 states and 8270 transitions. [2022-07-14 03:06:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-07-14 03:06:14,456 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:06:14,457 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:06:14,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 03:06:14,458 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 03:06:14,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:06:14,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1483328393, now seen corresponding path program 1 times [2022-07-14 03:06:14,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:06:14,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573858718] [2022-07-14 03:06:14,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:06:14,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:06:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:06:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:06:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:06:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:06:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:06:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:06:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:06:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:06:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:06:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:06:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:06:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:14,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:06:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:06:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:06:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:06:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:06:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:06:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:06:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:06:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:06:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:06:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:06:15,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:06:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:06:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:06:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:06:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:06:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:06:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:06:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:06:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:06:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:06:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:06:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:06:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:06:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:06:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-14 03:06:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2022-07-14 03:06:15,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:06:15,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573858718] [2022-07-14 03:06:15,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573858718] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:06:15,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:06:15,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:06:15,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926605217] [2022-07-14 03:06:15,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:06:15,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:06:15,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:06:15,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:06:15,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:06:15,489 INFO L87 Difference]: Start difference. First operand 5884 states and 8270 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 03:06:24,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:06:24,138 INFO L93 Difference]: Finished difference Result 15796 states and 22563 transitions. [2022-07-14 03:06:24,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:06:24,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 422 [2022-07-14 03:06:24,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:06:24,205 INFO L225 Difference]: With dead ends: 15796 [2022-07-14 03:06:24,205 INFO L226 Difference]: Without dead ends: 9985 [2022-07-14 03:06:24,234 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 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 03:06:24,236 INFO L413 NwaCegarLoop]: 4673 mSDtfsCounter, 6028 mSDsluCounter, 4503 mSDsCounter, 0 mSdLazyCounter, 3685 mSolverCounterSat, 2886 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6789 SdHoareTripleChecker+Valid, 9176 SdHoareTripleChecker+Invalid, 6571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2886 IncrementalHoareTripleChecker+Valid, 3685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:06:24,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6789 Valid, 9176 Invalid, 6571 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2886 Valid, 3685 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2022-07-14 03:06:24,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9985 states. [2022-07-14 03:06:24,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9985 to 8662. [2022-07-14 03:06:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8662 states, 5819 states have (on average 1.288021996906685) internal successors, (7495), 5969 states have internal predecessors, (7495), 2327 states have call successors, (2327), 514 states have call predecessors, (2327), 513 states have return successors, (2323), 2275 states have call predecessors, (2323), 2323 states have call successors, (2323) [2022-07-14 03:06:24,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8662 states to 8662 states and 12145 transitions. [2022-07-14 03:06:24,727 INFO L78 Accepts]: Start accepts. Automaton has 8662 states and 12145 transitions. Word has length 422 [2022-07-14 03:06:24,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:06:24,728 INFO L495 AbstractCegarLoop]: Abstraction has 8662 states and 12145 transitions. [2022-07-14 03:06:24,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 03:06:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 8662 states and 12145 transitions. [2022-07-14 03:06:24,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-07-14 03:06:24,739 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:06:24,739 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:06:24,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 03:06:24,740 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 03:06:24,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:06:24,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1707744556, now seen corresponding path program 1 times [2022-07-14 03:06:24,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:06:24,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297481105] [2022-07-14 03:06:24,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:06:24,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:06:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:06:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:06:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:06:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:06:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:06:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:06:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:06:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:06:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:06:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:06:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:06:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:06:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:06:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:06:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:06:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:06:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:06:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:06:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:06:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:06:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:06:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:06:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:06:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:06:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:06:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:06:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:06:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:06:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:06:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:06:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:06:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:06:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:06:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:06:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:06:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-14 03:06:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-14 03:06:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2022-07-14 03:06:25,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:06:25,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297481105] [2022-07-14 03:06:25,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297481105] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:06:25,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:06:25,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:06:25,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000943651] [2022-07-14 03:06:25,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:06:25,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:06:25,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:06:25,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:06:25,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:06:25,569 INFO L87 Difference]: Start difference. First operand 8662 states and 12145 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 03:06:33,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:06:33,303 INFO L93 Difference]: Finished difference Result 19648 states and 27837 transitions. [2022-07-14 03:06:33,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:06:33,304 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 423 [2022-07-14 03:06:33,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:06:33,385 INFO L225 Difference]: With dead ends: 19648 [2022-07-14 03:06:33,385 INFO L226 Difference]: Without dead ends: 11059 [2022-07-14 03:06:33,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 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 03:06:33,424 INFO L413 NwaCegarLoop]: 6565 mSDtfsCounter, 5413 mSDsluCounter, 5475 mSDsCounter, 0 mSdLazyCounter, 3735 mSolverCounterSat, 2333 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6172 SdHoareTripleChecker+Valid, 12040 SdHoareTripleChecker+Invalid, 6068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2333 IncrementalHoareTripleChecker+Valid, 3735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-07-14 03:06:33,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6172 Valid, 12040 Invalid, 6068 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2333 Valid, 3735 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2022-07-14 03:06:33,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11059 states. [2022-07-14 03:06:33,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11059 to 9684. [2022-07-14 03:06:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9684 states, 6538 states have (on average 1.2818904863872744) internal successors, (8381), 6707 states have internal predecessors, (8381), 2542 states have call successors, (2542), 602 states have call predecessors, (2542), 601 states have return successors, (2538), 2479 states have call predecessors, (2538), 2538 states have call successors, (2538) [2022-07-14 03:06:33,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9684 states to 9684 states and 13461 transitions. [2022-07-14 03:06:33,962 INFO L78 Accepts]: Start accepts. Automaton has 9684 states and 13461 transitions. Word has length 423 [2022-07-14 03:06:33,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:06:33,963 INFO L495 AbstractCegarLoop]: Abstraction has 9684 states and 13461 transitions. [2022-07-14 03:06:33,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 03:06:33,964 INFO L276 IsEmpty]: Start isEmpty. Operand 9684 states and 13461 transitions. [2022-07-14 03:06:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-14 03:06:33,974 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:06:33,974 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 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, 1, 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 03:06:33,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 03:06:33,975 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 03:06:33,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:06:33,976 INFO L85 PathProgramCache]: Analyzing trace with hash 90735514, now seen corresponding path program 1 times [2022-07-14 03:06:33,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:06:33,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795201456] [2022-07-14 03:06:33,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:06:33,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:06:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:06:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:06:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:06:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:06:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:06:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:06:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:06:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:06:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:06:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:06:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:06:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:06:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:06:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:06:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:06:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:06:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:06:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:06:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:06:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:06:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:06:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:06:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:06:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:06:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:06:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:06:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:06:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:06:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:06:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:06:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:06:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:06:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:06:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:06:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:06:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:06:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:06:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:06:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:06:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:06:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:06:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5376 trivial. 0 not checked. [2022-07-14 03:06:34,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:06:34,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795201456] [2022-07-14 03:06:34,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795201456] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:06:34,865 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:06:34,865 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:06:34,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580544897] [2022-07-14 03:06:34,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:06:34,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:06:34,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:06:34,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:06:34,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:06:34,868 INFO L87 Difference]: Start difference. First operand 9684 states and 13461 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-07-14 03:06:42,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:06:42,477 INFO L93 Difference]: Finished difference Result 30260 states and 42980 transitions. [2022-07-14 03:06:42,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:06:42,484 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 461 [2022-07-14 03:06:42,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:06:42,625 INFO L225 Difference]: With dead ends: 30260 [2022-07-14 03:06:42,625 INFO L226 Difference]: Without dead ends: 21036 [2022-07-14 03:06:42,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 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 03:06:42,677 INFO L413 NwaCegarLoop]: 7926 mSDtfsCounter, 4783 mSDsluCounter, 6064 mSDsCounter, 0 mSdLazyCounter, 3727 mSolverCounterSat, 1927 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5533 SdHoareTripleChecker+Valid, 13990 SdHoareTripleChecker+Invalid, 5654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1927 IncrementalHoareTripleChecker+Valid, 3727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:06:42,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5533 Valid, 13990 Invalid, 5654 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1927 Valid, 3727 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2022-07-14 03:06:42,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21036 states. [2022-07-14 03:06:43,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21036 to 18377. [2022-07-14 03:06:43,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18377 states, 12420 states have (on average 1.2852657004830919) internal successors, (15963), 12734 states have internal predecessors, (15963), 4827 states have call successors, (4827), 1128 states have call predecessors, (4827), 1127 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-14 03:06:43,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18377 states to 18377 states and 25613 transitions. [2022-07-14 03:06:43,757 INFO L78 Accepts]: Start accepts. Automaton has 18377 states and 25613 transitions. Word has length 461 [2022-07-14 03:06:43,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:06:43,760 INFO L495 AbstractCegarLoop]: Abstraction has 18377 states and 25613 transitions. [2022-07-14 03:06:43,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-07-14 03:06:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 18377 states and 25613 transitions. [2022-07-14 03:06:43,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-14 03:06:43,770 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:06:43,771 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 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, 1, 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 03:06:43,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 03:06:43,771 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 03:06:43,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:06:43,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1476938908, now seen corresponding path program 1 times [2022-07-14 03:06:43,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:06:43,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588004920] [2022-07-14 03:06:43,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:06:43,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:06:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:06:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:06:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:06:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:06:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:06:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:06:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:06:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:06:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:06:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:06:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:06:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:06:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:06:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:06:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:06:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:06:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:06:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:06:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:06:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:06:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:06:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:06:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:06:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:06:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:06:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:06:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:06:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:06:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:06:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:06:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:06:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:06:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:06:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:06:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:06:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:06:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:06:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:06:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:06:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:06:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:06:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:44,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2022-07-14 03:06:44,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:06:44,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588004920] [2022-07-14 03:06:44,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588004920] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:06:44,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:06:44,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:06:44,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404182340] [2022-07-14 03:06:44,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:06:44,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:06:44,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:06:44,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:06:44,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:06:44,972 INFO L87 Difference]: Start difference. First operand 18377 states and 25613 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 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 03:06:50,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:06:50,963 INFO L93 Difference]: Finished difference Result 21038 states and 30094 transitions. [2022-07-14 03:06:50,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:06:50,963 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 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 461 [2022-07-14 03:06:50,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:06:51,092 INFO L225 Difference]: With dead ends: 21038 [2022-07-14 03:06:51,093 INFO L226 Difference]: Without dead ends: 21036 [2022-07-14 03:06:51,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:06:51,117 INFO L413 NwaCegarLoop]: 4074 mSDtfsCounter, 4936 mSDsluCounter, 7273 mSDsCounter, 0 mSdLazyCounter, 4407 mSolverCounterSat, 1947 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5411 SdHoareTripleChecker+Valid, 11347 SdHoareTripleChecker+Invalid, 6354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1947 IncrementalHoareTripleChecker+Valid, 4407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:06:51,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5411 Valid, 11347 Invalid, 6354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1947 Valid, 4407 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-14 03:06:51,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21036 states. [2022-07-14 03:06:52,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21036 to 18381. [2022-07-14 03:06:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18381 states, 12423 states have (on average 1.2851968123641633) internal successors, (15966), 12737 states have internal predecessors, (15966), 4827 states have call successors, (4827), 1129 states have call predecessors, (4827), 1128 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-14 03:06:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18381 states to 18381 states and 25616 transitions. [2022-07-14 03:06:52,266 INFO L78 Accepts]: Start accepts. Automaton has 18381 states and 25616 transitions. Word has length 461 [2022-07-14 03:06:52,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:06:52,269 INFO L495 AbstractCegarLoop]: Abstraction has 18381 states and 25616 transitions. [2022-07-14 03:06:52,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 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 03:06:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 18381 states and 25616 transitions. [2022-07-14 03:06:52,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2022-07-14 03:06:52,282 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:06:52,282 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:06:52,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 03:06:52,282 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 03:06:52,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:06:52,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1254182775, now seen corresponding path program 1 times [2022-07-14 03:06:52,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:06:52,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5190694] [2022-07-14 03:06:52,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:06:52,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:06:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:06:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:06:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:06:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:06:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:06:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:06:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:06:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:06:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:06:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:06:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:06:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:06:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:06:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:06:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:06:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:06:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:06:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:52,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:06:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:06:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:06:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:06:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:06:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:06:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:06:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:06:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:06:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:06:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:06:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:06:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:06:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:06:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:06:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:06:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:06:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:06:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:06:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:06:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:06:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:06:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:06:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:06:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:06:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:06:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:06:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5392 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2022-07-14 03:06:53,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:06:53,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5190694] [2022-07-14 03:06:53,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5190694] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:06:53,473 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:06:53,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:06:53,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299711320] [2022-07-14 03:06:53,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:06:53,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:06:53,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:06:53,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:06:53,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:06:53,476 INFO L87 Difference]: Start difference. First operand 18381 states and 25616 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:00,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:07:00,367 INFO L93 Difference]: Finished difference Result 21042 states and 30097 transitions. [2022-07-14 03:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:07:00,367 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 466 [2022-07-14 03:07:00,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:07:00,510 INFO L225 Difference]: With dead ends: 21042 [2022-07-14 03:07:00,511 INFO L226 Difference]: Without dead ends: 21040 [2022-07-14 03:07:00,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 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 03:07:00,528 INFO L413 NwaCegarLoop]: 4081 mSDtfsCounter, 4922 mSDsluCounter, 7279 mSDsCounter, 0 mSdLazyCounter, 4413 mSolverCounterSat, 1944 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5399 SdHoareTripleChecker+Valid, 11360 SdHoareTripleChecker+Invalid, 6357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1944 IncrementalHoareTripleChecker+Valid, 4413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-07-14 03:07:00,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5399 Valid, 11360 Invalid, 6357 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1944 Valid, 4413 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-07-14 03:07:00,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21040 states. [2022-07-14 03:07:01,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21040 to 18385. [2022-07-14 03:07:01,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18385 states, 12426 states have (on average 1.28512795750845) internal successors, (15969), 12740 states have internal predecessors, (15969), 4827 states have call successors, (4827), 1130 states have call predecessors, (4827), 1129 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-14 03:07:01,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18385 states to 18385 states and 25619 transitions. [2022-07-14 03:07:01,640 INFO L78 Accepts]: Start accepts. Automaton has 18385 states and 25619 transitions. Word has length 466 [2022-07-14 03:07:01,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:07:01,641 INFO L495 AbstractCegarLoop]: Abstraction has 18385 states and 25619 transitions. [2022-07-14 03:07:01,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:01,641 INFO L276 IsEmpty]: Start isEmpty. Operand 18385 states and 25619 transitions. [2022-07-14 03:07:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2022-07-14 03:07:01,648 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:07:01,648 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:07:01,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 03:07:01,649 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 03:07:01,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:07:01,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1374171012, now seen corresponding path program 1 times [2022-07-14 03:07:01,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:07:01,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086348515] [2022-07-14 03:07:01,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:07:01,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:07:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:07:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:07:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:07:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:07:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:07:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:07:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:07:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:07:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:07:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:07:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:07:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:07:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:07:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:07:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:07:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:07:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:07:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:07:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:07:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:07:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:07:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:07:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:07:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:07:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:07:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:07:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:07:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:07:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:07:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:07:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:07:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:07:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:07:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:07:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:07:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:07:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:07:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:07:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:07:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:07:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:07:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:07:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:07:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 5398 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5394 trivial. 0 not checked. [2022-07-14 03:07:02,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:07:02,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086348515] [2022-07-14 03:07:02,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086348515] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:07:02,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:07:02,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:07:02,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966059899] [2022-07-14 03:07:02,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:07:02,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:07:02,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:07:02,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:07:02,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:07:02,819 INFO L87 Difference]: Start difference. First operand 18385 states and 25619 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:08,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:07:08,317 INFO L93 Difference]: Finished difference Result 21046 states and 30100 transitions. [2022-07-14 03:07:08,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:07:08,317 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 471 [2022-07-14 03:07:08,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:07:08,445 INFO L225 Difference]: With dead ends: 21046 [2022-07-14 03:07:08,445 INFO L226 Difference]: Without dead ends: 21044 [2022-07-14 03:07:08,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 157 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 03:07:08,467 INFO L413 NwaCegarLoop]: 4088 mSDtfsCounter, 4916 mSDsluCounter, 7291 mSDsCounter, 0 mSdLazyCounter, 4419 mSolverCounterSat, 1935 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5395 SdHoareTripleChecker+Valid, 11379 SdHoareTripleChecker+Invalid, 6354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1935 IncrementalHoareTripleChecker+Valid, 4419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-14 03:07:08,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5395 Valid, 11379 Invalid, 6354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1935 Valid, 4419 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-14 03:07:08,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21044 states. [2022-07-14 03:07:09,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21044 to 18389. [2022-07-14 03:07:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18389 states, 12429 states have (on average 1.2850591358918657) internal successors, (15972), 12743 states have internal predecessors, (15972), 4827 states have call successors, (4827), 1131 states have call predecessors, (4827), 1130 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-14 03:07:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18389 states to 18389 states and 25622 transitions. [2022-07-14 03:07:09,555 INFO L78 Accepts]: Start accepts. Automaton has 18389 states and 25622 transitions. Word has length 471 [2022-07-14 03:07:09,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:07:09,556 INFO L495 AbstractCegarLoop]: Abstraction has 18389 states and 25622 transitions. [2022-07-14 03:07:09,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 18389 states and 25622 transitions. [2022-07-14 03:07:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-07-14 03:07:09,564 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:07:09,565 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 4, 3, 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, 1, 1, 1, 1, 1, 1, 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 03:07:09,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 03:07:09,565 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 03:07:09,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:07:09,566 INFO L85 PathProgramCache]: Analyzing trace with hash -639580119, now seen corresponding path program 1 times [2022-07-14 03:07:09,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:07:09,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610343228] [2022-07-14 03:07:09,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:07:09,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:07:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:07:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:07:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:07:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:07:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:07:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:07:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:07:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:07:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:09,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:07:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:07:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:07:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:07:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:07:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:07:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:07:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:07:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:07:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:07:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:07:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:07:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:07:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:07:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:07:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:07:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:07:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:07:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:07:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:07:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:07:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:07:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:07:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:07:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:07:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:07:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:07:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:07:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:07:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:07:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:07:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:07:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:07:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:07:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:07:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:07:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:10,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5408 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2022-07-14 03:07:10,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:07:10,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610343228] [2022-07-14 03:07:10,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610343228] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:07:10,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:07:10,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:07:10,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774712067] [2022-07-14 03:07:10,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:07:10,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:07:10,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:07:10,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:07:10,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:07:10,699 INFO L87 Difference]: Start difference. First operand 18389 states and 25622 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:19,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:07:19,358 INFO L93 Difference]: Finished difference Result 26220 states and 37443 transitions. [2022-07-14 03:07:19,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:07:19,359 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 476 [2022-07-14 03:07:19,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:07:19,491 INFO L225 Difference]: With dead ends: 26220 [2022-07-14 03:07:19,491 INFO L226 Difference]: Without dead ends: 26218 [2022-07-14 03:07:19,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 159 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 03:07:19,509 INFO L413 NwaCegarLoop]: 4738 mSDtfsCounter, 4917 mSDsluCounter, 9067 mSDsCounter, 0 mSdLazyCounter, 5922 mSolverCounterSat, 2020 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5451 SdHoareTripleChecker+Valid, 13805 SdHoareTripleChecker+Invalid, 7942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2020 IncrementalHoareTripleChecker+Valid, 5922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-07-14 03:07:19,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5451 Valid, 13805 Invalid, 7942 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2020 Valid, 5922 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2022-07-14 03:07:19,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26218 states. [2022-07-14 03:07:20,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26218 to 23007. [2022-07-14 03:07:20,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23007 states, 15372 states have (on average 1.2812256049960968) internal successors, (19695), 15854 states have internal predecessors, (19695), 6009 states have call successors, (6009), 1654 states have call predecessors, (6009), 1623 states have return successors, (6179), 5770 states have call predecessors, (6179), 6005 states have call successors, (6179) [2022-07-14 03:07:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23007 states to 23007 states and 31883 transitions. [2022-07-14 03:07:20,527 INFO L78 Accepts]: Start accepts. Automaton has 23007 states and 31883 transitions. Word has length 476 [2022-07-14 03:07:20,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:07:20,527 INFO L495 AbstractCegarLoop]: Abstraction has 23007 states and 31883 transitions. [2022-07-14 03:07:20,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 23007 states and 31883 transitions. [2022-07-14 03:07:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-07-14 03:07:20,535 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:07:20,535 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:07:20,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-14 03:07:20,536 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 03:07:20,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:07:20,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1869458524, now seen corresponding path program 1 times [2022-07-14 03:07:20,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:07:20,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312887985] [2022-07-14 03:07:20,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:07:20,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:07:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:07:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:07:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:07:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:07:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:07:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:07:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:07:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:07:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:07:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:20,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:07:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:07:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:07:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:07:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:07:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:07:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:07:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:07:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:07:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:07:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:07:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:07:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:07:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:07:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:07:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:07:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:07:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:07:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:07:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:07:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:07:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:07:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:07:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:07:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:07:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:07:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:07:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:07:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:07:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:07:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:07:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:07:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:07:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:07:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:07:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:07:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:21,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5422 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5414 trivial. 0 not checked. [2022-07-14 03:07:21,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:07:21,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312887985] [2022-07-14 03:07:21,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312887985] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:07:21,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:07:21,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:07:21,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485768296] [2022-07-14 03:07:21,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:07:21,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:07:21,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:07:21,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:07:21,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:07:21,555 INFO L87 Difference]: Start difference. First operand 23007 states and 31883 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-07-14 03:07:28,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:07:28,198 INFO L93 Difference]: Finished difference Result 26330 states and 37535 transitions. [2022-07-14 03:07:28,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:07:28,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 481 [2022-07-14 03:07:28,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:07:28,325 INFO L225 Difference]: With dead ends: 26330 [2022-07-14 03:07:28,326 INFO L226 Difference]: Without dead ends: 26328 [2022-07-14 03:07:28,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 161 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 03:07:28,349 INFO L413 NwaCegarLoop]: 4085 mSDtfsCounter, 4919 mSDsluCounter, 7297 mSDsCounter, 0 mSdLazyCounter, 4450 mSolverCounterSat, 1941 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5392 SdHoareTripleChecker+Valid, 11382 SdHoareTripleChecker+Invalid, 6391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1941 IncrementalHoareTripleChecker+Valid, 4450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-14 03:07:28,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5392 Valid, 11382 Invalid, 6391 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1941 Valid, 4450 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-14 03:07:28,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26328 states. [2022-07-14 03:07:29,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26328 to 23131. [2022-07-14 03:07:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23131 states, 15459 states have (on average 1.2800310498738598) internal successors, (19788), 15941 states have internal predecessors, (19788), 6015 states have call successors, (6015), 1685 states have call predecessors, (6015), 1654 states have return successors, (6185), 5776 states have call predecessors, (6185), 6011 states have call successors, (6185) [2022-07-14 03:07:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23131 states to 23131 states and 31988 transitions. [2022-07-14 03:07:29,551 INFO L78 Accepts]: Start accepts. Automaton has 23131 states and 31988 transitions. Word has length 481 [2022-07-14 03:07:29,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:07:29,552 INFO L495 AbstractCegarLoop]: Abstraction has 23131 states and 31988 transitions. [2022-07-14 03:07:29,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-07-14 03:07:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand 23131 states and 31988 transitions. [2022-07-14 03:07:29,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-07-14 03:07:29,561 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:07:29,562 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 6, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:07:29,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-14 03:07:29,562 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 03:07:29,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:07:29,563 INFO L85 PathProgramCache]: Analyzing trace with hash -646740023, now seen corresponding path program 1 times [2022-07-14 03:07:29,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:07:29,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362395376] [2022-07-14 03:07:29,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:07:29,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:07:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:07:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:07:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:07:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:07:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:07:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:07:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:07:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:07:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:07:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:07:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:07:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:29,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:07:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:07:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:07:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:07:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:07:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:07:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:07:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:07:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:07:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:07:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:07:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:07:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:07:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:07:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:07:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:07:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:07:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:07:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:07:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:07:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:07:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:07:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:07:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:07:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:07:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:07:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:07:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:07:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:07:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:07:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:07:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:07:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:07:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:07:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:07:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:30,618 INFO L134 CoverageAnalysis]: Checked inductivity of 5440 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5430 trivial. 0 not checked. [2022-07-14 03:07:30,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:07:30,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362395376] [2022-07-14 03:07:30,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362395376] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:07:30,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:07:30,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:07:30,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228815058] [2022-07-14 03:07:30,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:07:30,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:07:30,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:07:30,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:07:30,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:07:30,621 INFO L87 Difference]: Start difference. First operand 23131 states and 31988 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:36,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:07:36,959 INFO L93 Difference]: Finished difference Result 26332 states and 37537 transitions. [2022-07-14 03:07:36,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:07:36,959 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 486 [2022-07-14 03:07:36,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:07:37,100 INFO L225 Difference]: With dead ends: 26332 [2022-07-14 03:07:37,100 INFO L226 Difference]: Without dead ends: 26330 [2022-07-14 03:07:37,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 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 03:07:37,122 INFO L413 NwaCegarLoop]: 4074 mSDtfsCounter, 4928 mSDsluCounter, 7267 mSDsCounter, 0 mSdLazyCounter, 4416 mSolverCounterSat, 1945 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5403 SdHoareTripleChecker+Valid, 11341 SdHoareTripleChecker+Invalid, 6361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1945 IncrementalHoareTripleChecker+Valid, 4416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:07:37,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5403 Valid, 11341 Invalid, 6361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1945 Valid, 4416 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-07-14 03:07:37,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26330 states. [2022-07-14 03:07:38,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26330 to 23135. [2022-07-14 03:07:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23135 states, 15462 states have (on average 1.279976717112922) internal successors, (19791), 15944 states have internal predecessors, (19791), 6015 states have call successors, (6015), 1686 states have call predecessors, (6015), 1655 states have return successors, (6185), 5776 states have call predecessors, (6185), 6011 states have call successors, (6185) [2022-07-14 03:07:38,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23135 states to 23135 states and 31991 transitions. [2022-07-14 03:07:38,317 INFO L78 Accepts]: Start accepts. Automaton has 23135 states and 31991 transitions. Word has length 486 [2022-07-14 03:07:38,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:07:38,318 INFO L495 AbstractCegarLoop]: Abstraction has 23135 states and 31991 transitions. [2022-07-14 03:07:38,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 03:07:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 23135 states and 31991 transitions. [2022-07-14 03:07:38,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2022-07-14 03:07:38,327 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:07:38,327 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 7, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:07:38,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-14 03:07:38,327 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 03:07:38,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:07:38,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1509679164, now seen corresponding path program 1 times [2022-07-14 03:07:38,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:07:38,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236855094] [2022-07-14 03:07:38,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:07:38,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:07:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:07:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:07:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:07:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:07:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:07:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:07:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:07:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:07:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:07:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:07:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:07:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:07:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:07:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:07:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:07:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:07:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:07:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:38,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:07:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:07:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:07:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:07:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:07:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:07:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:07:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:07:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:07:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:07:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:07:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:07:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:07:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:07:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:07:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:07:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:07:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:07:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:07:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:07:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:07:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:07:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:07:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:07:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:07:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:07:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:07:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:07:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:07:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 03:07:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:39,415 INFO L134 CoverageAnalysis]: Checked inductivity of 5462 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5450 trivial. 0 not checked. [2022-07-14 03:07:39,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:07:39,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236855094] [2022-07-14 03:07:39,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236855094] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:07:39,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:07:39,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:07:39,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179883447] [2022-07-14 03:07:39,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:07:39,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:07:39,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:07:39,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:07:39,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:07:39,419 INFO L87 Difference]: Start difference. First operand 23135 states and 31991 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-14 03:07:45,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:07:45,561 INFO L93 Difference]: Finished difference Result 26336 states and 37540 transitions. [2022-07-14 03:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:07:45,562 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 491 [2022-07-14 03:07:45,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:07:45,670 INFO L225 Difference]: With dead ends: 26336 [2022-07-14 03:07:45,671 INFO L226 Difference]: Without dead ends: 26334 [2022-07-14 03:07:45,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 165 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 03:07:45,690 INFO L413 NwaCegarLoop]: 4080 mSDtfsCounter, 4923 mSDsluCounter, 7278 mSDsCounter, 0 mSdLazyCounter, 4419 mSolverCounterSat, 1939 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5399 SdHoareTripleChecker+Valid, 11358 SdHoareTripleChecker+Invalid, 6358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1939 IncrementalHoareTripleChecker+Valid, 4419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:07:45,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5399 Valid, 11358 Invalid, 6358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1939 Valid, 4419 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-14 03:07:45,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26334 states. [2022-07-14 03:07:46,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26334 to 23139. [2022-07-14 03:07:46,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23139 states, 15465 states have (on average 1.2799224054316198) internal successors, (19794), 15947 states have internal predecessors, (19794), 6015 states have call successors, (6015), 1687 states have call predecessors, (6015), 1656 states have return successors, (6185), 5776 states have call predecessors, (6185), 6011 states have call successors, (6185) [2022-07-14 03:07:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23139 states to 23139 states and 31994 transitions. [2022-07-14 03:07:46,816 INFO L78 Accepts]: Start accepts. Automaton has 23139 states and 31994 transitions. Word has length 491 [2022-07-14 03:07:46,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:07:46,816 INFO L495 AbstractCegarLoop]: Abstraction has 23139 states and 31994 transitions. [2022-07-14 03:07:46,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-14 03:07:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 23139 states and 31994 transitions. [2022-07-14 03:07:46,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-07-14 03:07:46,825 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:07:46,826 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 8, 7, 7, 4, 4, 4, 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] [2022-07-14 03:07:46,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-14 03:07:46,826 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 03:07:46,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:07:46,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1778892330, now seen corresponding path program 1 times [2022-07-14 03:07:46,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:07:46,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715132017] [2022-07-14 03:07:46,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:07:46,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:07:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:46,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:07:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:46,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:46,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:07:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:07:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:07:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:07:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:07:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:07:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:07:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:07:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:07:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:07:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:07:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:07:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:07:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:07:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:07:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:07:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:07:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:07:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:07:47,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:07:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:07:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:07:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:07:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:07:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:07:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:07:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:07:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:07:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:07:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:07:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:07:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:07:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:07:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:07:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:07:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:07:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:07:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:07:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:07:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-14 03:07:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-14 03:07:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 03:07:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 03:07:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:07:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 03:07:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-14 03:07:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-14 03:07:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-14 03:07:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-07-14 03:07:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-14 03:07:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-14 03:07:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-14 03:07:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:07:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 5495 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5475 trivial. 0 not checked. [2022-07-14 03:07:47,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:07:47,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715132017] [2022-07-14 03:07:47,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715132017] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:07:47,560 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:07:47,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:07:47,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494330758] [2022-07-14 03:07:47,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:07:47,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:07:47,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:07:47,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:07:47,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:07:47,562 INFO L87 Difference]: Start difference. First operand 23139 states and 31994 transitions. Second operand has 5 states, 5 states have (on average 21.8) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2022-07-14 03:08:01,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:08:09,209 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:08:11,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:08:13,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:08:14,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:08:14,477 INFO L93 Difference]: Finished difference Result 61718 states and 87099 transitions. [2022-07-14 03:08:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:08:14,478 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 522 [2022-07-14 03:08:14,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:08:14,666 INFO L225 Difference]: With dead ends: 61718 [2022-07-14 03:08:14,666 INFO L226 Difference]: Without dead ends: 39039 [2022-07-14 03:08:14,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 181 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 03:08:14,748 INFO L413 NwaCegarLoop]: 6950 mSDtfsCounter, 6590 mSDsluCounter, 2202 mSDsCounter, 0 mSdLazyCounter, 9606 mSolverCounterSat, 5586 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7187 SdHoareTripleChecker+Valid, 9152 SdHoareTripleChecker+Invalid, 15195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5586 IncrementalHoareTripleChecker+Valid, 9606 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-07-14 03:08:14,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7187 Valid, 9152 Invalid, 15195 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5586 Valid, 9606 Invalid, 3 Unknown, 0 Unchecked, 24.2s Time] [2022-07-14 03:08:14,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39039 states. [2022-07-14 03:08:16,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39039 to 34203. [2022-07-14 03:08:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34203 states, 22863 states have (on average 1.2808905218037878) internal successors, (29285), 23574 states have internal predecessors, (29285), 8894 states have call successors, (8894), 2489 states have call predecessors, (8894), 2443 states have return successors, (9151), 8545 states have call predecessors, (9151), 8890 states have call successors, (9151) [2022-07-14 03:08:16,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34203 states to 34203 states and 47330 transitions. [2022-07-14 03:08:16,673 INFO L78 Accepts]: Start accepts. Automaton has 34203 states and 47330 transitions. Word has length 522 [2022-07-14 03:08:16,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:08:16,674 INFO L495 AbstractCegarLoop]: Abstraction has 34203 states and 47330 transitions. [2022-07-14 03:08:16,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2022-07-14 03:08:16,674 INFO L276 IsEmpty]: Start isEmpty. Operand 34203 states and 47330 transitions. [2022-07-14 03:08:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2022-07-14 03:08:16,681 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:08:16,681 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 8, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:08:16,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-14 03:08:16,681 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 03:08:16,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:08:16,682 INFO L85 PathProgramCache]: Analyzing trace with hash -582684823, now seen corresponding path program 1 times [2022-07-14 03:08:16,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:08:16,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614691972] [2022-07-14 03:08:16,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:08:16,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:08:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:16,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:08:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:16,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:08:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:08:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:08:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:08:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:08:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:08:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:08:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:08:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:08:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:08:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:08:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:08:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:08:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:08:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:08:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:08:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:08:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:08:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:08:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:08:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:08:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:08:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:08:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:08:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:08:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:08:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:08:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:08:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:08:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:08:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:08:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:08:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:08:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:08:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:08:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:08:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:08:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:08:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:08:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:08:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:08:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:08:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:08:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:08:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:08:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 03:08:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-14 03:08:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:17,882 INFO L134 CoverageAnalysis]: Checked inductivity of 5488 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5474 trivial. 0 not checked. [2022-07-14 03:08:17,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:08:17,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614691972] [2022-07-14 03:08:17,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614691972] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:08:17,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:08:17,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:08:17,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037387536] [2022-07-14 03:08:17,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:08:17,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:08:17,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:08:17,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:08:17,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:08:17,885 INFO L87 Difference]: Start difference. First operand 34203 states and 47330 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-14 03:08:26,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:08:26,103 INFO L93 Difference]: Finished difference Result 39459 states and 55976 transitions. [2022-07-14 03:08:26,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:08:26,104 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 496 [2022-07-14 03:08:26,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:08:26,245 INFO L225 Difference]: With dead ends: 39459 [2022-07-14 03:08:26,245 INFO L226 Difference]: Without dead ends: 39457 [2022-07-14 03:08:26,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 167 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 03:08:26,268 INFO L413 NwaCegarLoop]: 4084 mSDtfsCounter, 4818 mSDsluCounter, 7316 mSDsCounter, 0 mSdLazyCounter, 4575 mSolverCounterSat, 1918 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5255 SdHoareTripleChecker+Valid, 11400 SdHoareTripleChecker+Invalid, 6493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1918 IncrementalHoareTripleChecker+Valid, 4575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-07-14 03:08:26,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5255 Valid, 11400 Invalid, 6493 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1918 Valid, 4575 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2022-07-14 03:08:26,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39457 states. [2022-07-14 03:08:27,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39457 to 34675. [2022-07-14 03:08:27,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34675 states, 23190 states have (on average 1.2777059077188444) internal successors, (29630), 23901 states have internal predecessors, (29630), 8903 states have call successors, (8903), 2625 states have call predecessors, (8903), 2579 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-14 03:08:28,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34675 states to 34675 states and 47693 transitions. [2022-07-14 03:08:28,146 INFO L78 Accepts]: Start accepts. Automaton has 34675 states and 47693 transitions. Word has length 496 [2022-07-14 03:08:28,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:08:28,147 INFO L495 AbstractCegarLoop]: Abstraction has 34675 states and 47693 transitions. [2022-07-14 03:08:28,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-14 03:08:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 34675 states and 47693 transitions. [2022-07-14 03:08:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2022-07-14 03:08:28,155 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:08:28,156 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 9, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:08:28,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-14 03:08:28,156 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 03:08:28,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:08:28,157 INFO L85 PathProgramCache]: Analyzing trace with hash -449549284, now seen corresponding path program 1 times [2022-07-14 03:08:28,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:08:28,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833377165] [2022-07-14 03:08:28,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:08:28,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:08:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:08:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:08:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:08:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:08:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:08:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:08:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:08:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:08:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:08:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:08:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:08:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:08:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:08:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:08:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:08:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:08:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:08:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:08:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:08:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:08:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:08:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:08:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:08:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:08:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:08:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:08:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:08:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:08:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:08:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:08:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:08:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:28,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:08:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:08:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:08:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:08:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:08:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:08:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:08:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:08:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:08:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:08:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:08:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:08:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:08:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:08:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:08:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 03:08:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-14 03:08:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-14 03:08:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 5518 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5502 trivial. 0 not checked. [2022-07-14 03:08:29,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:08:29,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833377165] [2022-07-14 03:08:29,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833377165] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:08:29,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:08:29,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:08:29,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888399817] [2022-07-14 03:08:29,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:08:29,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:08:29,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:08:29,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:08:29,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:08:29,164 INFO L87 Difference]: Start difference. First operand 34675 states and 47693 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-07-14 03:08:36,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:08:36,912 INFO L93 Difference]: Finished difference Result 39461 states and 55978 transitions. [2022-07-14 03:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:08:36,913 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 501 [2022-07-14 03:08:36,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:08:37,082 INFO L225 Difference]: With dead ends: 39461 [2022-07-14 03:08:37,082 INFO L226 Difference]: Without dead ends: 39459 [2022-07-14 03:08:37,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 169 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 03:08:37,104 INFO L413 NwaCegarLoop]: 4081 mSDtfsCounter, 4918 mSDsluCounter, 7277 mSDsCounter, 0 mSdLazyCounter, 4425 mSolverCounterSat, 1937 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5397 SdHoareTripleChecker+Valid, 11358 SdHoareTripleChecker+Invalid, 6362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1937 IncrementalHoareTripleChecker+Valid, 4425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:08:37,105 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5397 Valid, 11358 Invalid, 6362 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1937 Valid, 4425 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-07-14 03:08:37,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39459 states. [2022-07-14 03:08:38,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39459 to 34679. [2022-07-14 03:08:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34679 states, 23193 states have (on average 1.277669986633898) internal successors, (29633), 23904 states have internal predecessors, (29633), 8903 states have call successors, (8903), 2626 states have call predecessors, (8903), 2580 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-14 03:08:39,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34679 states to 34679 states and 47696 transitions. [2022-07-14 03:08:39,224 INFO L78 Accepts]: Start accepts. Automaton has 34679 states and 47696 transitions. Word has length 501 [2022-07-14 03:08:39,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:08:39,225 INFO L495 AbstractCegarLoop]: Abstraction has 34679 states and 47696 transitions. [2022-07-14 03:08:39,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-07-14 03:08:39,226 INFO L276 IsEmpty]: Start isEmpty. Operand 34679 states and 47696 transitions. [2022-07-14 03:08:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2022-07-14 03:08:39,239 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:08:39,239 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 10, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:08:39,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-14 03:08:39,240 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 03:08:39,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:08:39,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1159921417, now seen corresponding path program 1 times [2022-07-14 03:08:39,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:08:39,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000862133] [2022-07-14 03:08:39,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:08:39,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:08:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:08:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:08:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:08:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:08:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:08:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:08:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:08:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:08:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:08:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:08:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:08:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:08:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:08:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:08:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:08:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:08:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:08:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:08:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:08:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:08:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:08:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:08:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:08:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:08:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:08:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:08:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:08:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:08:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:08:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:08:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:08:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:08:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:08:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:08:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:08:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:39,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:08:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:08:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:08:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:08:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:08:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:08:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:08:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:08:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:08:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:08:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:08:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 03:08:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-14 03:08:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-14 03:08:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-14 03:08:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 5552 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5534 trivial. 0 not checked. [2022-07-14 03:08:40,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:08:40,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000862133] [2022-07-14 03:08:40,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000862133] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:08:40,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:08:40,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:08:40,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717311225] [2022-07-14 03:08:40,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:08:40,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:08:40,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:08:40,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:08:40,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:08:40,123 INFO L87 Difference]: Start difference. First operand 34679 states and 47696 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-14 03:08:48,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:08:48,401 INFO L93 Difference]: Finished difference Result 39465 states and 55981 transitions. [2022-07-14 03:08:48,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:08:48,401 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 506 [2022-07-14 03:08:48,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:08:48,640 INFO L225 Difference]: With dead ends: 39465 [2022-07-14 03:08:48,640 INFO L226 Difference]: Without dead ends: 39463 [2022-07-14 03:08:48,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 171 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 03:08:48,660 INFO L413 NwaCegarLoop]: 4085 mSDtfsCounter, 4922 mSDsluCounter, 7293 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 1937 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5393 SdHoareTripleChecker+Valid, 11378 SdHoareTripleChecker+Invalid, 6359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1937 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:08:48,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5393 Valid, 11378 Invalid, 6359 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1937 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-07-14 03:08:48,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39463 states. [2022-07-14 03:08:50,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39463 to 34683. [2022-07-14 03:08:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34683 states, 23196 states have (on average 1.2776340748404897) internal successors, (29636), 23907 states have internal predecessors, (29636), 8903 states have call successors, (8903), 2627 states have call predecessors, (8903), 2581 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-14 03:08:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34683 states to 34683 states and 47699 transitions. [2022-07-14 03:08:50,635 INFO L78 Accepts]: Start accepts. Automaton has 34683 states and 47699 transitions. Word has length 506 [2022-07-14 03:08:50,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:08:50,635 INFO L495 AbstractCegarLoop]: Abstraction has 34683 states and 47699 transitions. [2022-07-14 03:08:50,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-14 03:08:50,636 INFO L276 IsEmpty]: Start isEmpty. Operand 34683 states and 47699 transitions. [2022-07-14 03:08:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2022-07-14 03:08:50,641 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:08:50,642 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 11, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:08:50,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-14 03:08:50,642 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 03:08:50,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:08:50,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1644777468, now seen corresponding path program 1 times [2022-07-14 03:08:50,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:08:50,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155277405] [2022-07-14 03:08:50,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:08:50,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:08:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:08:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:08:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:08:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:08:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:08:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:08:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:08:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:08:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:08:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:50,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:08:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:08:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:08:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:08:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:08:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:08:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:08:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:08:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:08:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:08:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:08:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:08:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:08:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:08:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:08:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:08:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:08:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:08:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:08:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:08:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:08:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:08:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:08:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:08:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:08:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:08:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:08:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:08:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:08:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:08:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:08:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:08:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:08:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:08:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:08:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:08:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:08:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:08:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 03:08:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-14 03:08:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-14 03:08:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-14 03:08:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-14 03:08:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:08:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 5590 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5570 trivial. 0 not checked. [2022-07-14 03:08:51,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:08:51,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155277405] [2022-07-14 03:08:51,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155277405] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:08:51,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:08:51,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:08:51,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57542765] [2022-07-14 03:08:51,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:08:51,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:08:51,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:08:51,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:08:51,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:08:51,699 INFO L87 Difference]: Start difference. First operand 34683 states and 47699 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-07-14 03:08:59,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:08:59,970 INFO L93 Difference]: Finished difference Result 39469 states and 55984 transitions. [2022-07-14 03:08:59,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:08:59,971 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 511 [2022-07-14 03:08:59,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:09:00,149 INFO L225 Difference]: With dead ends: 39469 [2022-07-14 03:09:00,150 INFO L226 Difference]: Without dead ends: 39467 [2022-07-14 03:09:00,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 173 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 03:09:00,186 INFO L413 NwaCegarLoop]: 4094 mSDtfsCounter, 4913 mSDsluCounter, 7310 mSDsCounter, 0 mSdLazyCounter, 4416 mSolverCounterSat, 1936 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5385 SdHoareTripleChecker+Valid, 11404 SdHoareTripleChecker+Invalid, 6352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1936 IncrementalHoareTripleChecker+Valid, 4416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:09:00,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5385 Valid, 11404 Invalid, 6352 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1936 Valid, 4416 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-07-14 03:09:00,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39467 states. [2022-07-14 03:09:01,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39467 to 34687. [2022-07-14 03:09:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34687 states, 23199 states have (on average 1.2775981723350145) internal successors, (29639), 23910 states have internal predecessors, (29639), 8903 states have call successors, (8903), 2628 states have call predecessors, (8903), 2582 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-14 03:09:02,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34687 states to 34687 states and 47702 transitions. [2022-07-14 03:09:02,174 INFO L78 Accepts]: Start accepts. Automaton has 34687 states and 47702 transitions. Word has length 511 [2022-07-14 03:09:02,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:09:02,175 INFO L495 AbstractCegarLoop]: Abstraction has 34687 states and 47702 transitions. [2022-07-14 03:09:02,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-07-14 03:09:02,175 INFO L276 IsEmpty]: Start isEmpty. Operand 34687 states and 47702 transitions. [2022-07-14 03:09:02,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-07-14 03:09:02,180 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:09:02,181 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 12, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:02,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-14 03:09:02,181 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 03:09:02,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:09:02,182 INFO L85 PathProgramCache]: Analyzing trace with hash -2024032599, now seen corresponding path program 1 times [2022-07-14 03:09:02,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:09:02,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408756107] [2022-07-14 03:09:02,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:09:02,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:09:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:09:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:09:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:09:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:09:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:09:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:09:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:09:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:09:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:09:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:09:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:09:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:09:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:09:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:09:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:09:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:09:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:09:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:09:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:09:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:09:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:09:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:09:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:09:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:09:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:09:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:09:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:09:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:09:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:02,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:09:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 03:09:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 03:09:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:09:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 03:09:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 03:09:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:09:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 03:09:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-14 03:09:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:09:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:09:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-14 03:09:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-14 03:09:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 03:09:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 03:09:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-14 03:09:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 03:09:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 03:09:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 03:09:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-14 03:09:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-14 03:09:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-14 03:09:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-14 03:09:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-14 03:09:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:03,176 INFO L134 CoverageAnalysis]: Checked inductivity of 5632 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5610 trivial. 0 not checked. [2022-07-14 03:09:03,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:09:03,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408756107] [2022-07-14 03:09:03,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408756107] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:09:03,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:09:03,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:09:03,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539273997] [2022-07-14 03:09:03,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:09:03,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:09:03,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:09:03,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:09:03,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:09:03,179 INFO L87 Difference]: Start difference. First operand 34687 states and 47702 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-07-14 03:09:11,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:09:11,530 INFO L93 Difference]: Finished difference Result 39473 states and 55987 transitions. [2022-07-14 03:09:11,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:09:11,531 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 516 [2022-07-14 03:09:11,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:09:11,670 INFO L225 Difference]: With dead ends: 39473 [2022-07-14 03:09:11,671 INFO L226 Difference]: Without dead ends: 39471 [2022-07-14 03:09:11,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 175 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 03:09:11,694 INFO L413 NwaCegarLoop]: 4089 mSDtfsCounter, 4917 mSDsluCounter, 7295 mSDsCounter, 0 mSdLazyCounter, 4407 mSolverCounterSat, 1930 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5394 SdHoareTripleChecker+Valid, 11384 SdHoareTripleChecker+Invalid, 6337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1930 IncrementalHoareTripleChecker+Valid, 4407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:09:11,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5394 Valid, 11384 Invalid, 6337 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1930 Valid, 4407 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-07-14 03:09:11,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39471 states. [2022-07-14 03:09:13,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39471 to 34691. [2022-07-14 03:09:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34691 states, 23202 states have (on average 1.2775622791138694) internal successors, (29642), 23913 states have internal predecessors, (29642), 8903 states have call successors, (8903), 2629 states have call predecessors, (8903), 2583 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-14 03:09:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34691 states to 34691 states and 47705 transitions. [2022-07-14 03:09:13,848 INFO L78 Accepts]: Start accepts. Automaton has 34691 states and 47705 transitions. Word has length 516 [2022-07-14 03:09:13,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:09:13,849 INFO L495 AbstractCegarLoop]: Abstraction has 34691 states and 47705 transitions. [2022-07-14 03:09:13,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-07-14 03:09:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 34691 states and 47705 transitions. [2022-07-14 03:09:13,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-07-14 03:09:13,855 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:09:13,855 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 13, 12, 12, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:13,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-14 03:09:13,855 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 03:09:13,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:09:13,856 INFO L85 PathProgramCache]: Analyzing trace with hash 451709916, now seen corresponding path program 1 times [2022-07-14 03:09:13,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:09:13,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045594955] [2022-07-14 03:09:13,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:09:13,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:09:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:14,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:09:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:14,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:14,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:09:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:14,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:14,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:09:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:09:14,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:09:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat