./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.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 14116a47f3f4a2a033e7a89d50301476fe518641457365dd95d98c606e6851b5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:11:51,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:11:51,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:11:51,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:11:51,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:11:51,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:11:51,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:11:51,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:11:51,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:11:51,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:11:51,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:11:51,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:11:51,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:11:51,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:11:51,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:11:51,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:11:51,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:11:51,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:11:51,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:11:51,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:11:51,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:11:51,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:11:51,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:11:51,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:11:51,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:11:51,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:11:51,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:11:51,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:11:51,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:11:51,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:11:51,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:11:51,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:11:51,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:11:51,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:11:51,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:11:51,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:11:51,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:11:51,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:11:51,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:11:51,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:11:51,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:11:51,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:11:51,402 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:11:51,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:11:51,403 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:11:51,403 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:11:51,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:11:51,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:11:51,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:11:51,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:11:51,405 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:11:51,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:11:51,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:11:51,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:11:51,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:11:51,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:11:51,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:11:51,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:11:51,407 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:11:51,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:11:51,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:11:51,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:11:51,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:11:51,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:11:51,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:11:51,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:11:51,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:11:51,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:11:51,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:11:51,409 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:11:51,409 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:11:51,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:11:51,409 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14116a47f3f4a2a033e7a89d50301476fe518641457365dd95d98c606e6851b5 [2021-12-28 05:11:51,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:11:51,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:11:51,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:11:51,689 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:11:51,689 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:11:51,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2021-12-28 05:11:51,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d59c0ec3/c5cb211a97dd4d34902833427d90f6ba/FLAG62efb5eb6 [2021-12-28 05:11:52,468 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:11:52,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2021-12-28 05:11:52,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d59c0ec3/c5cb211a97dd4d34902833427d90f6ba/FLAG62efb5eb6 [2021-12-28 05:11:52,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d59c0ec3/c5cb211a97dd4d34902833427d90f6ba [2021-12-28 05:11:52,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:11:52,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:11:52,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:11:52,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:11:52,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:11:52,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:11:52" (1/1) ... [2021-12-28 05:11:52,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6802176f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:52, skipping insertion in model container [2021-12-28 05:11:52,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:11:52" (1/1) ... [2021-12-28 05:11:52,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:11:52,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:11:56,152 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[485804,485817] [2021-12-28 05:11:56,155 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[485973,485986] [2021-12-28 05:11:56,156 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[486140,486153] [2021-12-28 05:11:56,159 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[486308,486321] [2021-12-28 05:11:56,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:11:56,283 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 05:11:56,655 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[485804,485817] [2021-12-28 05:11:56,656 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[485973,485986] [2021-12-28 05:11:56,657 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[486140,486153] [2021-12-28 05:11:56,657 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[486308,486321] [2021-12-28 05:11:56,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:11:57,015 INFO L208 MainTranslator]: Completed translation [2021-12-28 05:11:57,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57 WrapperNode [2021-12-28 05:11:57,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:11:57,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 05:11:57,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 05:11:57,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 05:11:57,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,311 INFO L137 Inliner]: procedures = 642, calls = 3531, calls flagged for inlining = 319, calls inlined = 283, statements flattened = 8066 [2021-12-28 05:11:57,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 05:11:57,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 05:11:57,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 05:11:57,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 05:11:57,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 05:11:57,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 05:11:57,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 05:11:57,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 05:11:57,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (1/1) ... [2021-12-28 05:11:57,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:11:57,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 05:11:57,645 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) [2021-12-28 05:11:57,692 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 [2021-12-28 05:11:57,714 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-28 05:11:57,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-28 05:11:57,715 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 05:11:57,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 05:11:57,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 05:11:57,715 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 05:11:57,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-12-28 05:11:57,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-12-28 05:11:57,715 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 05:11:57,715 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 05:11:57,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 05:11:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 05:11:57,716 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-28 05:11:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-28 05:11:57,716 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2021-12-28 05:11:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2021-12-28 05:11:57,716 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-28 05:11:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-28 05:11:57,716 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-28 05:11:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-28 05:11:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 05:11:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 05:11:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 05:11:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 05:11:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2021-12-28 05:11:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2021-12-28 05:11:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 05:11:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 05:11:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2021-12-28 05:11:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2021-12-28 05:11:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2021-12-28 05:11:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2021-12-28 05:11:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 05:11:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 05:11:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2021-12-28 05:11:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2021-12-28 05:11:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2021-12-28 05:11:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2021-12-28 05:11:57,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 05:11:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 05:11:57,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 05:11:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 05:11:57,719 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 05:11:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 05:11:57,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 05:11:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 05:11:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2021-12-28 05:11:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2021-12-28 05:11:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 05:11:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 05:11:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-28 05:11:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-28 05:11:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2021-12-28 05:11:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2021-12-28 05:11:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 05:11:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 05:11:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 05:11:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-28 05:11:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-28 05:11:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-28 05:11:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-28 05:11:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-28 05:11:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-28 05:11:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 05:11:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 05:11:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 05:11:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2021-12-28 05:11:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2021-12-28 05:11:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 05:11:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 05:11:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 05:11:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 05:11:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 05:11:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2021-12-28 05:11:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2021-12-28 05:11:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 05:11:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 05:11:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 05:11:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2021-12-28 05:11:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2021-12-28 05:11:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 05:11:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 05:11:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2021-12-28 05:11:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2021-12-28 05:11:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-28 05:11:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-28 05:11:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 05:11:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 05:11:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2021-12-28 05:11:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2021-12-28 05:11:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-28 05:11:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-28 05:11:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-28 05:11:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-28 05:11:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2021-12-28 05:11:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2021-12-28 05:11:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 05:11:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 05:11:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2021-12-28 05:11:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2021-12-28 05:11:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-12-28 05:11:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-12-28 05:11:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 05:11:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 05:11:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-28 05:11:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-28 05:11:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 05:11:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 05:11:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-28 05:11:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-28 05:11:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-28 05:11:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-28 05:11:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:11:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:11:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 05:11:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-28 05:11:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-28 05:11:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 05:11:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 05:11:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-28 05:11:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-28 05:11:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-28 05:11:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-28 05:11:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2021-12-28 05:11:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2021-12-28 05:11:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 05:11:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2021-12-28 05:11:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2021-12-28 05:11:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-28 05:11:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-28 05:11:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 05:11:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 05:11:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 05:11:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:11:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:11:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-28 05:11:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-28 05:11:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2021-12-28 05:11:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2021-12-28 05:11:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2021-12-28 05:11:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2021-12-28 05:11:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2021-12-28 05:11:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2021-12-28 05:11:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 05:11:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 05:11:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2021-12-28 05:11:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2021-12-28 05:11:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 05:11:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 05:11:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-28 05:11:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-28 05:11:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2021-12-28 05:11:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2021-12-28 05:11:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 05:11:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 05:11:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-28 05:11:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-28 05:11:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2021-12-28 05:11:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2021-12-28 05:11:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2021-12-28 05:11:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2021-12-28 05:11:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 05:11:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 05:11:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-28 05:11:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-28 05:11:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2021-12-28 05:11:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2021-12-28 05:11:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2021-12-28 05:11:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2021-12-28 05:11:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 05:11:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 05:11:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-28 05:11:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-28 05:11:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2021-12-28 05:11:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2021-12-28 05:11:57,734 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 05:11:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 05:11:57,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 05:11:57,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 05:11:57,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 05:11:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 05:11:57,734 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 05:11:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 05:11:57,734 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2021-12-28 05:11:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2021-12-28 05:11:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 05:11:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 05:11:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 05:11:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 05:11:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-28 05:11:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-28 05:11:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2021-12-28 05:11:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2021-12-28 05:11:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-28 05:11:57,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-28 05:11:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2021-12-28 05:11:57,736 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2021-12-28 05:11:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2021-12-28 05:11:57,736 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2021-12-28 05:11:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-28 05:11:57,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-28 05:11:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-28 05:11:57,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-28 05:11:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2021-12-28 05:11:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2021-12-28 05:11:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-28 05:11:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-28 05:11:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 05:11:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 05:11:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-28 05:11:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-28 05:11:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2021-12-28 05:11:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2021-12-28 05:11:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2021-12-28 05:11:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2021-12-28 05:11:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-28 05:11:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-28 05:11:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-28 05:11:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-28 05:11:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-28 05:11:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-28 05:11:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 05:11:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 05:11:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 05:11:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2021-12-28 05:11:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2021-12-28 05:11:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-28 05:11:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-28 05:11:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 05:11:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 05:11:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2021-12-28 05:11:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2021-12-28 05:11:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 05:11:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2021-12-28 05:11:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2021-12-28 05:11:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2021-12-28 05:11:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2021-12-28 05:11:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2021-12-28 05:11:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2021-12-28 05:11:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-28 05:11:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-28 05:11:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2021-12-28 05:11:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2021-12-28 05:11:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-28 05:11:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-28 05:11:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 05:11:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2021-12-28 05:11:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2021-12-28 05:11:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 05:11:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 05:11:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 05:11:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 05:11:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 05:11:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 05:11:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-28 05:11:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-28 05:11:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2021-12-28 05:11:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2021-12-28 05:11:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2021-12-28 05:11:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2021-12-28 05:11:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 05:11:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 05:11:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 05:11:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 05:11:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 05:11:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 05:11:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2021-12-28 05:11:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2021-12-28 05:11:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2021-12-28 05:11:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2021-12-28 05:11:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2021-12-28 05:11:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2021-12-28 05:11:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-12-28 05:11:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-12-28 05:11:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-28 05:11:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-28 05:11:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 05:11:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 05:11:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-28 05:11:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-28 05:11:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2021-12-28 05:11:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2021-12-28 05:11:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 05:11:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 05:11:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-28 05:11:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-28 05:11:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2021-12-28 05:11:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2021-12-28 05:11:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 05:11:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 05:11:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2021-12-28 05:11:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2021-12-28 05:11:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 05:11:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2021-12-28 05:11:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2021-12-28 05:11:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 05:11:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 05:11:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 05:11:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 05:11:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-12-28 05:11:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-12-28 05:11:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 05:11:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 05:11:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-28 05:11:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-28 05:11:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-28 05:11:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-28 05:11:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2021-12-28 05:11:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2021-12-28 05:11:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2021-12-28 05:11:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2021-12-28 05:11:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-28 05:11:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-28 05:11:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2021-12-28 05:11:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2021-12-28 05:11:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 05:11:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 05:11:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2021-12-28 05:11:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2021-12-28 05:11:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-28 05:11:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-28 05:11:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 05:11:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 05:11:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2021-12-28 05:11:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2021-12-28 05:11:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-28 05:11:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-28 05:11:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-28 05:11:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-28 05:11:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2021-12-28 05:11:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2021-12-28 05:11:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-28 05:11:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-28 05:11:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 05:11:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-28 05:11:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-28 05:11:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 05:11:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 05:11:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-28 05:11:58,639 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 05:11:58,644 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 05:11:58,841 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 05:12:02,625 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 05:12:02,708 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 05:12:02,772 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 05:12:02,775 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 05:12:02,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:12:02 BoogieIcfgContainer [2021-12-28 05:12:02,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 05:12:02,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 05:12:02,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 05:12:02,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 05:12:02,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:11:52" (1/3) ... [2021-12-28 05:12:02,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4e14e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:12:02, skipping insertion in model container [2021-12-28 05:12:02,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:11:57" (2/3) ... [2021-12-28 05:12:02,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4e14e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:12:02, skipping insertion in model container [2021-12-28 05:12:02,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:12:02" (3/3) ... [2021-12-28 05:12:02,786 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2021-12-28 05:12:02,789 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 05:12:02,789 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 05:12:02,825 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 05:12:02,830 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 05:12:02,831 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 05:12:02,874 INFO L276 IsEmpty]: Start isEmpty. Operand has 2951 states, 2017 states have (on average 1.2583044124938028) internal successors, (2538), 2058 states have internal predecessors, (2538), 773 states have call successors, (773), 161 states have call predecessors, (773), 160 states have return successors, (765), 751 states have call predecessors, (765), 765 states have call successors, (765) [2021-12-28 05:12:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-12-28 05:12:02,887 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:02,887 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:02,888 INFO L402 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:02,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:02,891 INFO L85 PathProgramCache]: Analyzing trace with hash 646733772, now seen corresponding path program 1 times [2021-12-28 05:12:02,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:02,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003371218] [2021-12-28 05:12:02,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:02,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-28 05:12:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-12-28 05:12:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:03,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2021-12-28 05:12:03,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:03,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003371218] [2021-12-28 05:12:03,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003371218] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:03,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:03,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:12:03,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111679140] [2021-12-28 05:12:03,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:03,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:12:03,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:03,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:12:03,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:12:03,983 INFO L87 Difference]: Start difference. First operand has 2951 states, 2017 states have (on average 1.2583044124938028) internal successors, (2538), 2058 states have internal predecessors, (2538), 773 states have call successors, (773), 161 states have call predecessors, (773), 160 states have return successors, (765), 751 states have call predecessors, (765), 765 states have call successors, (765) Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-12-28 05:12:10,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:10,868 INFO L93 Difference]: Finished difference Result 9311 states and 13184 transitions. [2021-12-28 05:12:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:12:10,871 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 292 [2021-12-28 05:12:10,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:10,916 INFO L225 Difference]: With dead ends: 9311 [2021-12-28 05:12:10,916 INFO L226 Difference]: Without dead ends: 6399 [2021-12-28 05:12:10,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:12:10,934 INFO L933 BasicCegarLoop]: 4345 mSDtfsCounter, 5801 mSDsluCounter, 4031 mSDsCounter, 0 mSdLazyCounter, 3453 mSolverCounterSat, 2587 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6512 SdHoareTripleChecker+Valid, 8376 SdHoareTripleChecker+Invalid, 6040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2587 IncrementalHoareTripleChecker+Valid, 3453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:10,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6512 Valid, 8376 Invalid, 6040 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2587 Valid, 3453 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2021-12-28 05:12:10,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6399 states. [2021-12-28 05:12:11,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6399 to 5739. [2021-12-28 05:12:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5739 states, 3950 states have (on average 1.2529113924050632) internal successors, (4949), 4029 states have internal predecessors, (4949), 1472 states have call successors, (1472), 317 states have call predecessors, (1472), 316 states have return successors, (1468), 1440 states have call predecessors, (1468), 1468 states have call successors, (1468) [2021-12-28 05:12:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5739 states to 5739 states and 7889 transitions. [2021-12-28 05:12:11,273 INFO L78 Accepts]: Start accepts. Automaton has 5739 states and 7889 transitions. Word has length 292 [2021-12-28 05:12:11,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:11,277 INFO L470 AbstractCegarLoop]: Abstraction has 5739 states and 7889 transitions. [2021-12-28 05:12:11,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-12-28 05:12:11,277 INFO L276 IsEmpty]: Start isEmpty. Operand 5739 states and 7889 transitions. [2021-12-28 05:12:11,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-12-28 05:12:11,294 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:11,295 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:11,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 05:12:11,296 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:11,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:11,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1644724649, now seen corresponding path program 1 times [2021-12-28 05:12:11,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:11,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873820864] [2021-12-28 05:12:11,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:11,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-28 05:12:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-28 05:12:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:11,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-28 05:12:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:12,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 05:12:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:12,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 05:12:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:12,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:12,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 05:12:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:12,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-28 05:12:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:12,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-28 05:12:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2824 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2814 trivial. 0 not checked. [2021-12-28 05:12:12,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:12,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873820864] [2021-12-28 05:12:12,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873820864] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:12,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:12,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:12:12,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913622276] [2021-12-28 05:12:12,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:12,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:12:12,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:12,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:12:12,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:12:12,086 INFO L87 Difference]: Start difference. First operand 5739 states and 7889 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, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-12-28 05:12:19,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:19,542 INFO L93 Difference]: Finished difference Result 12426 states and 17320 transitions. [2021-12-28 05:12:19,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:12:19,542 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, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 348 [2021-12-28 05:12:19,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:19,594 INFO L225 Difference]: With dead ends: 12426 [2021-12-28 05:12:19,594 INFO L226 Difference]: Without dead ends: 9533 [2021-12-28 05:12:19,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:12:19,613 INFO L933 BasicCegarLoop]: 7477 mSDtfsCounter, 4510 mSDsluCounter, 5429 mSDsCounter, 0 mSdLazyCounter, 3486 mSolverCounterSat, 1815 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5219 SdHoareTripleChecker+Valid, 12906 SdHoareTripleChecker+Invalid, 5301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1815 IncrementalHoareTripleChecker+Valid, 3486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:19,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5219 Valid, 12906 Invalid, 5301 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1815 Valid, 3486 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2021-12-28 05:12:19,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9533 states. [2021-12-28 05:12:20,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9533 to 8543. [2021-12-28 05:12:20,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8543 states, 5890 states have (on average 1.2534804753820035) internal successors, (7383), 6007 states have internal predecessors, (7383), 2179 states have call successors, (2179), 474 states have call predecessors, (2179), 473 states have return successors, (2175), 2133 states have call predecessors, (2175), 2175 states have call successors, (2175) [2021-12-28 05:12:20,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8543 states to 8543 states and 11737 transitions. [2021-12-28 05:12:20,209 INFO L78 Accepts]: Start accepts. Automaton has 8543 states and 11737 transitions. Word has length 348 [2021-12-28 05:12:20,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:20,211 INFO L470 AbstractCegarLoop]: Abstraction has 8543 states and 11737 transitions. [2021-12-28 05:12:20,212 INFO L471 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, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-12-28 05:12:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 8543 states and 11737 transitions. [2021-12-28 05:12:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-12-28 05:12:20,229 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:20,229 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:20,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 05:12:20,230 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:20,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:20,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1504176039, now seen corresponding path program 1 times [2021-12-28 05:12:20,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:20,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949113269] [2021-12-28 05:12:20,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:20,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:20,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-28 05:12:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-28 05:12:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-28 05:12:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 05:12:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 05:12:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 05:12:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-28 05:12:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-28 05:12:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:21,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2824 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2824 trivial. 0 not checked. [2021-12-28 05:12:21,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:21,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949113269] [2021-12-28 05:12:21,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949113269] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:21,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:21,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 05:12:21,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977340449] [2021-12-28 05:12:21,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:21,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 05:12:21,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:21,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 05:12:21,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 05:12:21,194 INFO L87 Difference]: Start difference. First operand 8543 states and 11737 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-28 05:12:26,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:26,415 INFO L93 Difference]: Finished difference Result 9539 states and 13347 transitions. [2021-12-28 05:12:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 05:12:26,415 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 348 [2021-12-28 05:12:26,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:26,458 INFO L225 Difference]: With dead ends: 9539 [2021-12-28 05:12:26,459 INFO L226 Difference]: Without dead ends: 9537 [2021-12-28 05:12:26,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-28 05:12:26,467 INFO L933 BasicCegarLoop]: 3824 mSDtfsCounter, 4599 mSDsluCounter, 6489 mSDsCounter, 0 mSdLazyCounter, 4360 mSolverCounterSat, 1814 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5007 SdHoareTripleChecker+Valid, 10313 SdHoareTripleChecker+Invalid, 6174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1814 IncrementalHoareTripleChecker+Valid, 4360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:26,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5007 Valid, 10313 Invalid, 6174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1814 Valid, 4360 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2021-12-28 05:12:26,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9537 states. [2021-12-28 05:12:26,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9537 to 8547. [2021-12-28 05:12:26,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8547 states, 5893 states have (on average 1.2533514339046326) internal successors, (7386), 6010 states have internal predecessors, (7386), 2179 states have call successors, (2179), 475 states have call predecessors, (2179), 474 states have return successors, (2175), 2133 states have call predecessors, (2175), 2175 states have call successors, (2175) [2021-12-28 05:12:26,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8547 states to 8547 states and 11740 transitions. [2021-12-28 05:12:26,736 INFO L78 Accepts]: Start accepts. Automaton has 8547 states and 11740 transitions. Word has length 348 [2021-12-28 05:12:26,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:26,739 INFO L470 AbstractCegarLoop]: Abstraction has 8547 states and 11740 transitions. [2021-12-28 05:12:26,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-28 05:12:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 8547 states and 11740 transitions. [2021-12-28 05:12:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-12-28 05:12:26,749 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:26,749 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:26,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 05:12:26,749 INFO L402 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:26,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:26,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1629871038, now seen corresponding path program 1 times [2021-12-28 05:12:26,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:26,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577660255] [2021-12-28 05:12:26,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:26,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:26,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:26,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:26,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-28 05:12:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-28 05:12:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-28 05:12:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 05:12:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 05:12:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 05:12:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-28 05:12:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-28 05:12:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:12:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2826 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2824 trivial. 0 not checked. [2021-12-28 05:12:27,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:27,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577660255] [2021-12-28 05:12:27,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577660255] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:27,429 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:27,430 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 05:12:27,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668030002] [2021-12-28 05:12:27,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:27,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 05:12:27,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:27,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 05:12:27,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 05:12:27,432 INFO L87 Difference]: Start difference. First operand 8547 states and 11740 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-28 05:12:32,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:32,418 INFO L93 Difference]: Finished difference Result 9543 states and 13350 transitions. [2021-12-28 05:12:32,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 05:12:32,419 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 353 [2021-12-28 05:12:32,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:32,451 INFO L225 Difference]: With dead ends: 9543 [2021-12-28 05:12:32,451 INFO L226 Difference]: Without dead ends: 9541 [2021-12-28 05:12:32,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-28 05:12:32,456 INFO L933 BasicCegarLoop]: 3829 mSDtfsCounter, 4589 mSDsluCounter, 6491 mSDsCounter, 0 mSdLazyCounter, 4355 mSolverCounterSat, 1812 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4999 SdHoareTripleChecker+Valid, 10320 SdHoareTripleChecker+Invalid, 6167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1812 IncrementalHoareTripleChecker+Valid, 4355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:32,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4999 Valid, 10320 Invalid, 6167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1812 Valid, 4355 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2021-12-28 05:12:32,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9541 states. [2021-12-28 05:12:32,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9541 to 8551. [2021-12-28 05:12:32,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8551 states, 5896 states have (on average 1.2532225237449117) internal successors, (7389), 6013 states have internal predecessors, (7389), 2179 states have call successors, (2179), 476 states have call predecessors, (2179), 475 states have return successors, (2175), 2133 states have call predecessors, (2175), 2175 states have call successors, (2175) [2021-12-28 05:12:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8551 states to 8551 states and 11743 transitions. [2021-12-28 05:12:32,685 INFO L78 Accepts]: Start accepts. Automaton has 8551 states and 11743 transitions. Word has length 353 [2021-12-28 05:12:32,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:32,686 INFO L470 AbstractCegarLoop]: Abstraction has 8551 states and 11743 transitions. [2021-12-28 05:12:32,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-28 05:12:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 8551 states and 11743 transitions. [2021-12-28 05:12:32,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2021-12-28 05:12:32,696 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:32,696 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:32,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-28 05:12:32,697 INFO L402 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:32,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:32,697 INFO L85 PathProgramCache]: Analyzing trace with hash -873429191, now seen corresponding path program 1 times [2021-12-28 05:12:32,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:32,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257048115] [2021-12-28 05:12:32,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:32,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:32,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:32,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:32,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:32,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:32,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:32,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:32,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-28 05:12:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-28 05:12:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-28 05:12:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 05:12:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 05:12:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 05:12:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-28 05:12:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-28 05:12:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:12:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-28 05:12:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2832 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2828 trivial. 0 not checked. [2021-12-28 05:12:33,458 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:33,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257048115] [2021-12-28 05:12:33,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257048115] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:33,458 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:33,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 05:12:33,459 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074144187] [2021-12-28 05:12:33,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:33,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 05:12:33,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:33,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 05:12:33,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 05:12:33,460 INFO L87 Difference]: Start difference. First operand 8551 states and 11743 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-28 05:12:38,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:38,940 INFO L93 Difference]: Finished difference Result 9547 states and 13353 transitions. [2021-12-28 05:12:38,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 05:12:38,940 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 358 [2021-12-28 05:12:38,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:38,975 INFO L225 Difference]: With dead ends: 9547 [2021-12-28 05:12:38,976 INFO L226 Difference]: Without dead ends: 9545 [2021-12-28 05:12:38,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-28 05:12:38,983 INFO L933 BasicCegarLoop]: 3813 mSDtfsCounter, 4600 mSDsluCounter, 6459 mSDsCounter, 0 mSdLazyCounter, 4357 mSolverCounterSat, 1819 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5010 SdHoareTripleChecker+Valid, 10272 SdHoareTripleChecker+Invalid, 6176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1819 IncrementalHoareTripleChecker+Valid, 4357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:38,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5010 Valid, 10272 Invalid, 6176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1819 Valid, 4357 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2021-12-28 05:12:38,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2021-12-28 05:12:39,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 8555. [2021-12-28 05:12:39,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8555 states, 5899 states have (on average 1.253093744702492) internal successors, (7392), 6016 states have internal predecessors, (7392), 2179 states have call successors, (2179), 477 states have call predecessors, (2179), 476 states have return successors, (2175), 2133 states have call predecessors, (2175), 2175 states have call successors, (2175) [2021-12-28 05:12:39,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8555 states to 8555 states and 11746 transitions. [2021-12-28 05:12:39,245 INFO L78 Accepts]: Start accepts. Automaton has 8555 states and 11746 transitions. Word has length 358 [2021-12-28 05:12:39,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:39,247 INFO L470 AbstractCegarLoop]: Abstraction has 8555 states and 11746 transitions. [2021-12-28 05:12:39,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-28 05:12:39,247 INFO L276 IsEmpty]: Start isEmpty. Operand 8555 states and 11746 transitions. [2021-12-28 05:12:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2021-12-28 05:12:39,258 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:39,258 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:39,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-28 05:12:39,259 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:39,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:39,259 INFO L85 PathProgramCache]: Analyzing trace with hash 773449822, now seen corresponding path program 1 times [2021-12-28 05:12:39,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:39,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145999744] [2021-12-28 05:12:39,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:39,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-28 05:12:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-28 05:12:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-28 05:12:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 05:12:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 05:12:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 05:12:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-28 05:12:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-28 05:12:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:12:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-28 05:12:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-12-28 05:12:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2842 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2836 trivial. 0 not checked. [2021-12-28 05:12:39,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:39,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145999744] [2021-12-28 05:12:39,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145999744] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:39,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:39,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 05:12:39,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650907894] [2021-12-28 05:12:39,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:39,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 05:12:39,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:39,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 05:12:39,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 05:12:39,950 INFO L87 Difference]: Start difference. First operand 8555 states and 11746 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-28 05:12:45,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:45,500 INFO L93 Difference]: Finished difference Result 9551 states and 13356 transitions. [2021-12-28 05:12:45,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 05:12:45,501 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 363 [2021-12-28 05:12:45,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:45,539 INFO L225 Difference]: With dead ends: 9551 [2021-12-28 05:12:45,539 INFO L226 Difference]: Without dead ends: 9549 [2021-12-28 05:12:45,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-28 05:12:45,551 INFO L933 BasicCegarLoop]: 3821 mSDtfsCounter, 4595 mSDsluCounter, 6476 mSDsCounter, 0 mSdLazyCounter, 4361 mSolverCounterSat, 1814 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5004 SdHoareTripleChecker+Valid, 10297 SdHoareTripleChecker+Invalid, 6175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1814 IncrementalHoareTripleChecker+Valid, 4361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:45,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5004 Valid, 10297 Invalid, 6175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1814 Valid, 4361 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2021-12-28 05:12:45,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9549 states. [2021-12-28 05:12:45,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9549 to 8559. [2021-12-28 05:12:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8559 states, 5902 states have (on average 1.2529650965774313) internal successors, (7395), 6019 states have internal predecessors, (7395), 2179 states have call successors, (2179), 478 states have call predecessors, (2179), 477 states have return successors, (2175), 2133 states have call predecessors, (2175), 2175 states have call successors, (2175) [2021-12-28 05:12:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8559 states to 8559 states and 11749 transitions. [2021-12-28 05:12:45,838 INFO L78 Accepts]: Start accepts. Automaton has 8559 states and 11749 transitions. Word has length 363 [2021-12-28 05:12:45,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:45,838 INFO L470 AbstractCegarLoop]: Abstraction has 8559 states and 11749 transitions. [2021-12-28 05:12:45,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-28 05:12:45,839 INFO L276 IsEmpty]: Start isEmpty. Operand 8559 states and 11749 transitions. [2021-12-28 05:12:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-12-28 05:12:45,851 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:45,851 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:45,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-28 05:12:45,852 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:45,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:45,852 INFO L85 PathProgramCache]: Analyzing trace with hash -2098885095, now seen corresponding path program 1 times [2021-12-28 05:12:45,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:45,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628114168] [2021-12-28 05:12:45,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:45,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-28 05:12:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-28 05:12:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-28 05:12:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 05:12:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 05:12:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 05:12:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-28 05:12:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-28 05:12:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:12:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-28 05:12:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-12-28 05:12:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-28 05:12:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:46,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2856 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2848 trivial. 0 not checked. [2021-12-28 05:12:46,662 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:46,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628114168] [2021-12-28 05:12:46,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628114168] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:46,662 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:46,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 05:12:46,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456101312] [2021-12-28 05:12:46,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:46,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 05:12:46,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:46,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 05:12:46,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 05:12:46,664 INFO L87 Difference]: Start difference. First operand 8559 states and 11749 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-28 05:12:50,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:50,407 INFO L93 Difference]: Finished difference Result 9555 states and 13359 transitions. [2021-12-28 05:12:50,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 05:12:50,419 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 368 [2021-12-28 05:12:50,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:50,458 INFO L225 Difference]: With dead ends: 9555 [2021-12-28 05:12:50,458 INFO L226 Difference]: Without dead ends: 9553 [2021-12-28 05:12:50,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-28 05:12:50,467 INFO L933 BasicCegarLoop]: 3841 mSDtfsCounter, 4579 mSDsluCounter, 6516 mSDsCounter, 0 mSdLazyCounter, 4360 mSolverCounterSat, 1804 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4988 SdHoareTripleChecker+Valid, 10357 SdHoareTripleChecker+Invalid, 6164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1804 IncrementalHoareTripleChecker+Valid, 4360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:50,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4988 Valid, 10357 Invalid, 6164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1804 Valid, 4360 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2021-12-28 05:12:50,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9553 states. [2021-12-28 05:12:50,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9553 to 8563. [2021-12-28 05:12:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8563 states, 5905 states have (on average 1.2528365791701948) internal successors, (7398), 6022 states have internal predecessors, (7398), 2179 states have call successors, (2179), 479 states have call predecessors, (2179), 478 states have return successors, (2175), 2133 states have call predecessors, (2175), 2175 states have call successors, (2175) [2021-12-28 05:12:50,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8563 states to 8563 states and 11752 transitions. [2021-12-28 05:12:50,764 INFO L78 Accepts]: Start accepts. Automaton has 8563 states and 11752 transitions. Word has length 368 [2021-12-28 05:12:50,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:50,765 INFO L470 AbstractCegarLoop]: Abstraction has 8563 states and 11752 transitions. [2021-12-28 05:12:50,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-28 05:12:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 8563 states and 11752 transitions. [2021-12-28 05:12:50,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-12-28 05:12:50,782 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:50,782 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:50,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-28 05:12:50,782 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:12:50,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:50,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1137728766, now seen corresponding path program 1 times [2021-12-28 05:12:50,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:50,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897293171] [2021-12-28 05:12:50,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:50,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:51,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135