./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.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 5dfd7cb83fe5e8f1a1c790b3fb965075f4c8177484030f9001ac667825217333 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 02:29:59,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:29:59,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:29:59,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:29:59,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:29:59,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:29:59,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:29:59,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:29:59,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:29:59,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:29:59,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:29:59,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:29:59,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:29:59,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:29:59,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:29:59,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:29:59,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:29:59,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:29:59,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:29:59,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:29:59,245 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:29:59,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:29:59,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:29:59,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:29:59,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:29:59,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:29:59,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:29:59,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:29:59,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:29:59,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:29:59,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:29:59,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:29:59,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:29:59,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:29:59,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:29:59,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:29:59,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:29:59,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:29:59,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:29:59,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:29:59,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:29:59,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:29:59,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 02:29:59,273 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:29:59,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:29:59,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:29:59,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:29:59,275 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:29:59,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:29:59,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:29:59,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:29:59,276 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:29:59,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:29:59,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 02:29:59,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:29:59,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:29:59,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:29:59,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:29:59,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:29:59,277 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:29:59,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:29:59,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:29:59,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:29:59,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:29:59,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:29:59,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:29:59,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:29:59,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:29:59,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 02:29:59,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 02:29:59,279 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:29:59,280 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:29:59,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:29:59,280 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dfd7cb83fe5e8f1a1c790b3fb965075f4c8177484030f9001ac667825217333 [2022-07-23 02:29:59,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:29:59,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:29:59,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:29:59,485 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:29:59,485 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:29:59,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-07-23 02:29:59,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20938634f/62a6d5aec31f4f3ea4c86533e79f616d/FLAG45d92eb15 [2022-07-23 02:30:00,348 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:30:00,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-07-23 02:30:00,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20938634f/62a6d5aec31f4f3ea4c86533e79f616d/FLAG45d92eb15 [2022-07-23 02:30:00,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20938634f/62a6d5aec31f4f3ea4c86533e79f616d [2022-07-23 02:30:00,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:30:00,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:30:00,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:30:00,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:30:00,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:30:00,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:30:00" (1/1) ... [2022-07-23 02:30:00,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44205d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:00, skipping insertion in model container [2022-07-23 02:30:00,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:30:00" (1/1) ... [2022-07-23 02:30:00,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:30:01,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:30:06,721 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622320,622333] [2022-07-23 02:30:06,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622489,622502] [2022-07-23 02:30:06,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622656,622669] [2022-07-23 02:30:06,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622824,622837] [2022-07-23 02:30:06,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:30:06,832 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:30:07,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622320,622333] [2022-07-23 02:30:07,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622489,622502] [2022-07-23 02:30:07,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622656,622669] [2022-07-23 02:30:07,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622824,622837] [2022-07-23 02:30:07,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:30:07,886 INFO L208 MainTranslator]: Completed translation [2022-07-23 02:30:07,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07 WrapperNode [2022-07-23 02:30:07,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 02:30:07,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 02:30:07,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 02:30:07,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 02:30:07,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:08,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:08,507 INFO L137 Inliner]: procedures = 616, calls = 8910, calls flagged for inlining = 315, calls inlined = 243, statements flattened = 13612 [2022-07-23 02:30:08,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 02:30:08,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 02:30:08,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 02:30:08,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 02:30:08,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:08,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:08,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:08,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:08,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:09,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:09,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:09,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 02:30:09,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 02:30:09,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 02:30:09,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 02:30:09,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (1/1) ... [2022-07-23 02:30:09,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:30:09,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 02:30:09,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 02:30:09,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 02:30:09,217 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-23 02:30:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-23 02:30:09,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-23 02:30:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-23 02:30:09,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 02:30:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 02:30:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 02:30:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 02:30:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-07-23 02:30:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-07-23 02:30:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-07-23 02:30:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-07-23 02:30:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-07-23 02:30:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-07-23 02:30:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-07-23 02:30:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-07-23 02:30:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-07-23 02:30:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-07-23 02:30:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 02:30:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 02:30:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-07-23 02:30:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-07-23 02:30:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-07-23 02:30:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-07-23 02:30:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-07-23 02:30:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_prepare [2022-07-23 02:30:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare [2022-07-23 02:30:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-07-23 02:30:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-07-23 02:30:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-07-23 02:30:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-07-23 02:30:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-07-23 02:30:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-07-23 02:30:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 02:30:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 02:30:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-23 02:30:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-07-23 02:30:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-07-23 02:30:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-07-23 02:30:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-07-23 02:30:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 02:30:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 02:30:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-07-23 02:30:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-07-23 02:30:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-23 02:30:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-23 02:30:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_49 [2022-07-23 02:30:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_49 [2022-07-23 02:30:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 02:30:09,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 02:30:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 02:30:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 02:30:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-07-23 02:30:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-07-23 02:30:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 02:30:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-07-23 02:30:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-07-23 02:30:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-07-23 02:30:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-07-23 02:30:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-07-23 02:30:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-07-23 02:30:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 02:30:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 02:30:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-23 02:30:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-23 02:30:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl [2022-07-23 02:30:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl [2022-07-23 02:30:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 02:30:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 02:30:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-07-23 02:30:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-07-23 02:30:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 02:30:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-07-23 02:30:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-07-23 02:30:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-23 02:30:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-23 02:30:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-07-23 02:30:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-07-23 02:30:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 02:30:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-07-23 02:30:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-07-23 02:30:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 02:30:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 02:30:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_finish [2022-07-23 02:30:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_finish [2022-07-23 02:30:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-07-23 02:30:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-07-23 02:30:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-23 02:30:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-23 02:30:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 02:30:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-07-23 02:30:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-07-23 02:30:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 02:30:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 02:30:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-23 02:30:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-23 02:30:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-23 02:30:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-23 02:30:09,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-23 02:30:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-23 02:30:09,233 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-07-23 02:30:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-07-23 02:30:09,233 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-07-23 02:30:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-07-23 02:30:09,234 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-07-23 02:30:09,234 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-07-23 02:30:09,234 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-07-23 02:30:09,234 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 02:30:09,234 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 02:30:09,234 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-07-23 02:30:09,235 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-07-23 02:30:09,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 02:30:09,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 02:30:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 02:30:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-23 02:30:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-23 02:30:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-23 02:30:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-23 02:30:09,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-23 02:30:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-23 02:30:09,240 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-07-23 02:30:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-07-23 02:30:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 02:30:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-07-23 02:30:09,245 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-07-23 02:30:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 02:30:09,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 02:30:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 02:30:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 02:30:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-07-23 02:30:09,246 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-07-23 02:30:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 02:30:09,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 02:30:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-07-23 02:30:09,246 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-07-23 02:30:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-23 02:30:09,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-23 02:30:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-07-23 02:30:09,247 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-07-23 02:30:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-07-23 02:30:09,247 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-07-23 02:30:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-07-23 02:30:09,247 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-07-23 02:30:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-23 02:30:09,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-23 02:30:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-07-23 02:30:09,248 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-07-23 02:30:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-07-23 02:30:09,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-07-23 02:30:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-07-23 02:30:09,248 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-07-23 02:30:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 02:30:09,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 02:30:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-07-23 02:30:09,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-07-23 02:30:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 02:30:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 02:30:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 02:30:09,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 02:30:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-07-23 02:30:09,249 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-07-23 02:30:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-07-23 02:30:09,249 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-07-23 02:30:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-07-23 02:30:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-07-23 02:30:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 02:30:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 02:30:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-07-23 02:30:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-07-23 02:30:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-07-23 02:30:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-07-23 02:30:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-07-23 02:30:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-07-23 02:30:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-07-23 02:30:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-07-23 02:30:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-07-23 02:30:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-07-23 02:30:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-07-23 02:30:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-07-23 02:30:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-07-23 02:30:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-07-23 02:30:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-23 02:30:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-23 02:30:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-07-23 02:30:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-07-23 02:30:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-07-23 02:30:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-07-23 02:30:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-07-23 02:30:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-07-23 02:30:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 02:30:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 02:30:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-07-23 02:30:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-07-23 02:30:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_5_4 [2022-07-23 02:30:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_5_4 [2022-07-23 02:30:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-07-23 02:30:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-07-23 02:30:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-07-23 02:30:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-07-23 02:30:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-07-23 02:30:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-07-23 02:30:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-07-23 02:30:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-07-23 02:30:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-23 02:30:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-23 02:30:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-07-23 02:30:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-07-23 02:30:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-07-23 02:30:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-07-23 02:30:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-23 02:30:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-23 02:30:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-07-23 02:30:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-07-23 02:30:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-07-23 02:30:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-07-23 02:30:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 02:30:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 02:30:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 02:30:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-07-23 02:30:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-07-23 02:30:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 02:30:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-07-23 02:30:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-07-23 02:30:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-07-23 02:30:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-07-23 02:30:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-07-23 02:30:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-07-23 02:30:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-07-23 02:30:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-07-23 02:30:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-07-23 02:30:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-07-23 02:30:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 02:30:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-23 02:30:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-23 02:30:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-23 02:30:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-23 02:30:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 02:30:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 02:30:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-07-23 02:30:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-07-23 02:30:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-23 02:30:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-23 02:30:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-07-23 02:30:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-07-23 02:30:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-07-23 02:30:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-07-23 02:30:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-07-23 02:30:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-07-23 02:30:09,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 02:30:09,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 02:30:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-07-23 02:30:09,263 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-07-23 02:30:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-23 02:30:09,263 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-23 02:30:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 02:30:09,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 02:30:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 02:30:09,264 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 02:30:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uvc_clock [2022-07-23 02:30:09,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uvc_clock [2022-07-23 02:30:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-07-23 02:30:09,264 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-07-23 02:30:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-07-23 02:30:09,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-07-23 02:30:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-07-23 02:30:09,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-07-23 02:30:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-07-23 02:30:09,265 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-07-23 02:30:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-23 02:30:09,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-23 02:30:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-07-23 02:30:09,265 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-07-23 02:30:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-07-23 02:30:09,265 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-07-23 02:30:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 02:30:09,265 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 02:30:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 02:30:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 02:30:09,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 02:30:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-07-23 02:30:09,266 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-07-23 02:30:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-07-23 02:30:09,266 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-07-23 02:30:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-23 02:30:09,266 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-23 02:30:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-07-23 02:30:09,266 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-07-23 02:30:09,267 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-23 02:30:09,267 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-23 02:30:09,267 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-07-23 02:30:09,267 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-07-23 02:30:09,267 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-07-23 02:30:09,267 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-07-23 02:30:09,267 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-07-23 02:30:09,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-07-23 02:30:09,267 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_enable [2022-07-23 02:30:09,267 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_enable [2022-07-23 02:30:09,267 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-07-23 02:30:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-07-23 02:30:09,268 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-07-23 02:30:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-07-23 02:30:09,268 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-23 02:30:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-23 02:30:09,268 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-07-23 02:30:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-07-23 02:30:09,268 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-07-23 02:30:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-07-23 02:30:09,268 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-23 02:30:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-23 02:30:09,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_49___0 [2022-07-23 02:30:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_49___0 [2022-07-23 02:30:09,269 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-07-23 02:30:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-07-23 02:30:09,269 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-07-23 02:30:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-07-23 02:30:09,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 02:30:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 02:30:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-07-23 02:30:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-07-23 02:30:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-07-23 02:30:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-07-23 02:30:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-07-23 02:30:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-07-23 02:30:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-07-23 02:30:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-07-23 02:30:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-07-23 02:30:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-07-23 02:30:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-07-23 02:30:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-07-23 02:30:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-07-23 02:30:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-07-23 02:30:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 02:30:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-07-23 02:30:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-07-23 02:30:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-07-23 02:30:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-07-23 02:30:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 02:30:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 02:30:10,401 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 02:30:10,404 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 02:30:10,589 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 02:30:10,806 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11812: SUMMARY for call __copy_to_user_nocheck_#t~ret1080#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-07-23 02:30:10,806 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume 0 != __copy_to_user_nocheck_~tmp___1~14#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:10,806 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume !(0 != __copy_to_user_nocheck_~tmp___1~14#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:10,807 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11833: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1078#1 && __copy_to_user_nocheck_#t~ret1078#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~24#1 := __copy_to_user_nocheck_#t~ret1078#1;havoc __copy_to_user_nocheck_#t~ret1078#1; [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11805: SUMMARY for call __copy_to_user_nocheck_#t~ret1078#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11809: SUMMARY for call __copy_to_user_nocheck_#t~ret1079#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11797: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11859: __copy_to_user_nocheck_~tmp___2~11#1 := __copy_to_user_nocheck_#t~ret1080#1;havoc __copy_to_user_nocheck_#t~ret1080#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11801: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:10,808 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11789: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:10,809 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11793: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:10,809 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:10,809 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:10,809 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11847: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1079#1 && __copy_to_user_nocheck_#t~ret1079#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~14#1 := __copy_to_user_nocheck_#t~ret1079#1;havoc __copy_to_user_nocheck_#t~ret1079#1; [2022-07-23 02:30:10,809 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume 0 != __copy_to_user_nocheck_~tmp___0~24#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:10,809 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume !(0 != __copy_to_user_nocheck_~tmp___0~24#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-23 02:30:12,896 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11700: SUMMARY for call __copy_from_user_nocheck_#t~ret1074#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-07-23 02:30:12,896 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11692: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,896 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11696: SUMMARY for call __copy_from_user_nocheck_#t~ret1073#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-07-23 02:30:12,896 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11729: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1073#1 && __copy_from_user_nocheck_#t~ret1073#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~23#1 := __copy_from_user_nocheck_#t~ret1073#1;havoc __copy_from_user_nocheck_#t~ret1073#1; [2022-07-23 02:30:12,897 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11684: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,897 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume 0 != __copy_from_user_nocheck_~tmp___1~13#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,897 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume !(0 != __copy_from_user_nocheck_~tmp___1~13#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,897 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11688: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,897 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11680: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,897 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume 0 != __copy_from_user_nocheck_~tmp___0~23#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,897 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume !(0 != __copy_from_user_nocheck_~tmp___0~23#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11756: __copy_from_user_nocheck_~tmp___2~10#1 := __copy_from_user_nocheck_#t~ret1075#1;havoc __copy_from_user_nocheck_#t~ret1075#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1074#1 && __copy_from_user_nocheck_#t~ret1074#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~13#1 := __copy_from_user_nocheck_#t~ret1074#1;havoc __copy_from_user_nocheck_#t~ret1074#1; [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11703: SUMMARY for call __copy_from_user_nocheck_#t~ret1075#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-07-23 02:30:12,898 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:12,899 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:12,899 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:12,899 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:12,899 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:12,899 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:30:12,899 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-23 02:30:12,899 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-23 02:32:41,449 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 02:32:41,522 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 02:32:41,562 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 02:32:41,563 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-07-23 02:32:41,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:32:41 BoogieIcfgContainer [2022-07-23 02:32:41,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 02:32:41,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 02:32:41,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 02:32:41,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 02:32:41,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 02:30:00" (1/3) ... [2022-07-23 02:32:41,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1bc783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:32:41, skipping insertion in model container [2022-07-23 02:32:41,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:30:07" (2/3) ... [2022-07-23 02:32:41,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1bc783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:32:41, skipping insertion in model container [2022-07-23 02:32:41,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:32:41" (3/3) ... [2022-07-23 02:32:41,576 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-07-23 02:32:41,585 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 02:32:41,586 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-23 02:32:41,698 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 02:32:41,704 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@50b0a132, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1f50f225 [2022-07-23 02:32:41,704 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-23 02:32:41,719 INFO L276 IsEmpty]: Start isEmpty. Operand has 3317 states, 2486 states have (on average 1.3785197103781175) internal successors, (3427), 2506 states have internal predecessors, (3427), 670 states have call successors, (670), 159 states have call predecessors, (670), 158 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661) [2022-07-23 02:32:41,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-07-23 02:32:41,763 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:32:41,764 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:32:41,765 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:32:41,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:32:41,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1646318380, now seen corresponding path program 1 times [2022-07-23 02:32:41,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:32:41,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16442963] [2022-07-23 02:32:41,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:32:41,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:32:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:32:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:32:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:32:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:32:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:32:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:32:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:32:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:32:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:32:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:32:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:32:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:32:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:32:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:32:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:32:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:32:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:32:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:32:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:32:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:32:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:32:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:32:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:32:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:32:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:32:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:32:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:32:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:32:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:32:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:32:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:32:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:32:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:43,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-23 02:32:43,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:44,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-23 02:32:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:32:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-07-23 02:32:44,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:32:44,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16442963] [2022-07-23 02:32:44,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16442963] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:32:44,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:32:44,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:32:44,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690412189] [2022-07-23 02:32:44,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:32:44,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:32:44,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:32:44,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:32:44,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:32:44,088 INFO L87 Difference]: Start difference. First operand has 3317 states, 2486 states have (on average 1.3785197103781175) internal successors, (3427), 2506 states have internal predecessors, (3427), 670 states have call successors, (670), 159 states have call predecessors, (670), 158 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661) Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-23 02:32:46,292 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:32:48,312 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:32:56,360 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:32:59,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:00,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:33:00,823 INFO L93 Difference]: Finished difference Result 10295 states and 15093 transitions. [2022-07-23 02:33:00,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:33:00,828 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 374 [2022-07-23 02:33:00,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:33:00,886 INFO L225 Difference]: With dead ends: 10295 [2022-07-23 02:33:00,887 INFO L226 Difference]: Without dead ends: 7028 [2022-07-23 02:33:00,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:33:00,905 INFO L413 NwaCegarLoop]: 5113 mSDtfsCounter, 6433 mSDsluCounter, 5881 mSDsCounter, 0 mSdLazyCounter, 2886 mSolverCounterSat, 1952 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6965 SdHoareTripleChecker+Valid, 10994 SdHoareTripleChecker+Invalid, 4842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1952 IncrementalHoareTripleChecker+Valid, 2886 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2022-07-23 02:33:00,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6965 Valid, 10994 Invalid, 4842 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1952 Valid, 2886 Invalid, 4 Unknown, 0 Unchecked, 16.0s Time] [2022-07-23 02:33:00,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7028 states. [2022-07-23 02:33:01,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7028 to 6392. [2022-07-23 02:33:01,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6392 states, 4826 states have (on average 1.3607542478242851) internal successors, (6567), 4869 states have internal predecessors, (6567), 1255 states have call successors, (1255), 309 states have call predecessors, (1255), 308 states have return successors, (1251), 1235 states have call predecessors, (1251), 1251 states have call successors, (1251) [2022-07-23 02:33:01,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 9073 transitions. [2022-07-23 02:33:01,154 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 9073 transitions. Word has length 374 [2022-07-23 02:33:01,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:33:01,156 INFO L495 AbstractCegarLoop]: Abstraction has 6392 states and 9073 transitions. [2022-07-23 02:33:01,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-23 02:33:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 9073 transitions. [2022-07-23 02:33:01,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-07-23 02:33:01,163 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:33:01,163 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:33:01,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 02:33:01,164 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:33:01,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:33:01,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1514325848, now seen corresponding path program 1 times [2022-07-23 02:33:01,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:33:01,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152833972] [2022-07-23 02:33:01,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:33:01,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:33:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:33:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:33:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:33:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:33:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:33:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:33:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:33:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:33:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:33:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:33:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:33:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:33:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:33:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:33:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:33:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:33:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:33:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:33:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:01,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:33:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:33:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:33:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:33:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:33:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:33:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:33:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:33:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:33:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:33:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:33:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:33:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:33:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-23 02:33:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-23 02:33:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-07-23 02:33:02,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:33:02,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152833972] [2022-07-23 02:33:02,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152833972] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:33:02,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:33:02,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:33:02,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116472737] [2022-07-23 02:33:02,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:33:02,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:33:02,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:33:02,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:33:02,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:33:02,267 INFO L87 Difference]: Start difference. First operand 6392 states and 9073 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-07-23 02:33:04,412 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:06,428 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:16,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:19,729 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:21,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:33:21,632 INFO L93 Difference]: Finished difference Result 16698 states and 23863 transitions. [2022-07-23 02:33:21,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:33:21,660 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 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 379 [2022-07-23 02:33:21,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:33:21,706 INFO L225 Difference]: With dead ends: 16698 [2022-07-23 02:33:21,707 INFO L226 Difference]: Without dead ends: 10373 [2022-07-23 02:33:21,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:33:21,728 INFO L413 NwaCegarLoop]: 5073 mSDtfsCounter, 6283 mSDsluCounter, 5822 mSDsCounter, 0 mSdLazyCounter, 2863 mSolverCounterSat, 1860 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6788 SdHoareTripleChecker+Valid, 10895 SdHoareTripleChecker+Invalid, 4727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1860 IncrementalHoareTripleChecker+Valid, 2863 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-07-23 02:33:21,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6788 Valid, 10895 Invalid, 4727 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1860 Valid, 2863 Invalid, 4 Unknown, 0 Unchecked, 18.8s Time] [2022-07-23 02:33:21,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10373 states. [2022-07-23 02:33:21,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10373 to 9446. [2022-07-23 02:33:21,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9446 states, 7150 states have (on average 1.3613986013986015) internal successors, (9734), 7210 states have internal predecessors, (9734), 1826 states have call successors, (1826), 468 states have call predecessors, (1826), 467 states have return successors, (1822), 1801 states have call predecessors, (1822), 1822 states have call successors, (1822) [2022-07-23 02:33:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9446 states to 9446 states and 13382 transitions. [2022-07-23 02:33:22,001 INFO L78 Accepts]: Start accepts. Automaton has 9446 states and 13382 transitions. Word has length 379 [2022-07-23 02:33:22,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:33:22,005 INFO L495 AbstractCegarLoop]: Abstraction has 9446 states and 13382 transitions. [2022-07-23 02:33:22,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-07-23 02:33:22,006 INFO L276 IsEmpty]: Start isEmpty. Operand 9446 states and 13382 transitions. [2022-07-23 02:33:22,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-07-23 02:33:22,011 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:33:22,011 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:33:22,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 02:33:22,012 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:33:22,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:33:22,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1442901521, now seen corresponding path program 1 times [2022-07-23 02:33:22,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:33:22,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905968262] [2022-07-23 02:33:22,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:33:22,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:33:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:33:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:33:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:33:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:33:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:33:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:33:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:33:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:33:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:33:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:33:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:33:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:33:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:33:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:33:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:33:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:33:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:33:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:33:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:33:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:33:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:33:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:33:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:33:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:33:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:33:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:33:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:33:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:22,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:33:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:33:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:33:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:33:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-23 02:33:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-23 02:33:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:23,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-07-23 02:33:23,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:33:23,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905968262] [2022-07-23 02:33:23,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905968262] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:33:23,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:33:23,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:33:23,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028489531] [2022-07-23 02:33:23,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:33:23,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:33:23,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:33:23,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:33:23,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:33:23,085 INFO L87 Difference]: Start difference. First operand 9446 states and 13382 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-23 02:33:25,244 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:27,265 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:35,982 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:37,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:33:37,678 INFO L93 Difference]: Finished difference Result 24969 states and 35302 transitions. [2022-07-23 02:33:37,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:33:37,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 384 [2022-07-23 02:33:37,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:33:37,765 INFO L225 Difference]: With dead ends: 24969 [2022-07-23 02:33:37,766 INFO L226 Difference]: Without dead ends: 15590 [2022-07-23 02:33:37,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:33:37,802 INFO L413 NwaCegarLoop]: 5026 mSDtfsCounter, 3983 mSDsluCounter, 5887 mSDsCounter, 0 mSdLazyCounter, 2624 mSolverCounterSat, 1508 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4347 SdHoareTripleChecker+Valid, 10913 SdHoareTripleChecker+Invalid, 4135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1508 IncrementalHoareTripleChecker+Valid, 2624 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2022-07-23 02:33:37,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4347 Valid, 10913 Invalid, 4135 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1508 Valid, 2624 Invalid, 3 Unknown, 0 Unchecked, 14.1s Time] [2022-07-23 02:33:37,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15590 states. [2022-07-23 02:33:38,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15590 to 14168. [2022-07-23 02:33:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14168 states, 10613 states have (on average 1.3402430980872515) internal successors, (14224), 10701 states have internal predecessors, (14224), 2778 states have call successors, (2778), 775 states have call predecessors, (2778), 774 states have return successors, (2774), 2738 states have call predecessors, (2774), 2774 states have call successors, (2774) [2022-07-23 02:33:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14168 states to 14168 states and 19776 transitions. [2022-07-23 02:33:38,249 INFO L78 Accepts]: Start accepts. Automaton has 14168 states and 19776 transitions. Word has length 384 [2022-07-23 02:33:38,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:33:38,249 INFO L495 AbstractCegarLoop]: Abstraction has 14168 states and 19776 transitions. [2022-07-23 02:33:38,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-23 02:33:38,250 INFO L276 IsEmpty]: Start isEmpty. Operand 14168 states and 19776 transitions. [2022-07-23 02:33:38,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-07-23 02:33:38,258 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:33:38,258 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:33:38,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 02:33:38,259 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:33:38,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:33:38,259 INFO L85 PathProgramCache]: Analyzing trace with hash 521876734, now seen corresponding path program 1 times [2022-07-23 02:33:38,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:33:38,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423049827] [2022-07-23 02:33:38,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:33:38,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:33:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:33:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:33:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:33:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:33:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:33:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:33:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:33:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:33:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:33:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:33:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:33:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:33:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:33:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:33:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:33:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:33:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:33:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:33:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:33:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:33:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:33:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:33:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:33:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:33:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:38,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:33:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:33:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:33:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:33:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:33:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:33:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:33:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-23 02:33:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-23 02:33:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-23 02:33:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-07-23 02:33:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-23 02:33:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-07-23 02:33:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-07-23 02:33:39,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:33:39,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423049827] [2022-07-23 02:33:39,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423049827] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:33:39,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:33:39,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:33:39,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722857337] [2022-07-23 02:33:39,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:33:39,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:33:39,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:33:39,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:33:39,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:33:39,176 INFO L87 Difference]: Start difference. First operand 14168 states and 19776 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-23 02:33:41,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:43,351 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:51,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:54,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:33:56,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:33:56,054 INFO L93 Difference]: Finished difference Result 36761 states and 51713 transitions. [2022-07-23 02:33:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:33:56,055 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 424 [2022-07-23 02:33:56,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:33:56,136 INFO L225 Difference]: With dead ends: 36761 [2022-07-23 02:33:56,137 INFO L226 Difference]: Without dead ends: 22660 [2022-07-23 02:33:56,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:33:56,177 INFO L413 NwaCegarLoop]: 4996 mSDtfsCounter, 6158 mSDsluCounter, 5866 mSDsCounter, 0 mSdLazyCounter, 2854 mSolverCounterSat, 1897 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6630 SdHoareTripleChecker+Valid, 10862 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1897 IncrementalHoareTripleChecker+Valid, 2854 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2022-07-23 02:33:56,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6630 Valid, 10862 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1897 Valid, 2854 Invalid, 4 Unknown, 0 Unchecked, 16.2s Time] [2022-07-23 02:33:56,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22660 states. [2022-07-23 02:33:56,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22660 to 20730. [2022-07-23 02:33:56,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20730 states, 15632 states have (on average 1.347044524053224) internal successors, (21057), 15785 states have internal predecessors, (21057), 3963 states have call successors, (3963), 1133 states have call predecessors, (3963), 1132 states have return successors, (3959), 3883 states have call predecessors, (3959), 3959 states have call successors, (3959) [2022-07-23 02:33:56,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20730 states to 20730 states and 28979 transitions. [2022-07-23 02:33:56,740 INFO L78 Accepts]: Start accepts. Automaton has 20730 states and 28979 transitions. Word has length 424 [2022-07-23 02:33:56,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:33:56,743 INFO L495 AbstractCegarLoop]: Abstraction has 20730 states and 28979 transitions. [2022-07-23 02:33:56,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-23 02:33:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 20730 states and 28979 transitions. [2022-07-23 02:33:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2022-07-23 02:33:56,748 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:33:56,748 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 31, 31, 31, 31, 31, 31, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:33:56,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 02:33:56,749 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:33:56,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:33:56,749 INFO L85 PathProgramCache]: Analyzing trace with hash 722340455, now seen corresponding path program 1 times [2022-07-23 02:33:56,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:33:56,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572729218] [2022-07-23 02:33:56,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:33:56,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:33:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:33:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:33:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:33:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:33:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:33:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:33:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:33:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:33:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:33:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:33:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:33:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:33:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:33:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:33:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:33:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:33:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:33:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:33:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:33:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:33:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:33:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:33:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:33:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:33:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:33:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:33:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:33:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:33:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:33:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:33:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:33:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:33:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-23 02:33:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 02:33:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-23 02:33:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 02:33:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:33:57,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4383 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4374 trivial. 0 not checked. [2022-07-23 02:33:57,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:33:57,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572729218] [2022-07-23 02:33:57,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572729218] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:33:57,601 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:33:57,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:33:57,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259902380] [2022-07-23 02:33:57,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:33:57,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:33:57,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:33:57,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:33:57,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:33:57,604 INFO L87 Difference]: Start difference. First operand 20730 states and 28979 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-23 02:33:59,840 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:34:01,859 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:34:10,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:34:13,175 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 02:34:15,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:34:15,562 INFO L93 Difference]: Finished difference Result 59141 states and 83081 transitions. [2022-07-23 02:34:15,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:34:15,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 409 [2022-07-23 02:34:15,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:34:15,732 INFO L225 Difference]: With dead ends: 59141 [2022-07-23 02:34:15,732 INFO L226 Difference]: Without dead ends: 38478 [2022-07-23 02:34:16,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:34:16,055 INFO L413 NwaCegarLoop]: 8255 mSDtfsCounter, 5638 mSDsluCounter, 7776 mSDsCounter, 0 mSdLazyCounter, 2971 mSolverCounterSat, 1429 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6160 SdHoareTripleChecker+Valid, 16031 SdHoareTripleChecker+Invalid, 4404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1429 IncrementalHoareTripleChecker+Valid, 2971 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2022-07-23 02:34:16,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6160 Valid, 16031 Invalid, 4404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1429 Valid, 2971 Invalid, 4 Unknown, 0 Unchecked, 17.2s Time] [2022-07-23 02:34:16,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38478 states. [2022-07-23 02:34:17,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38478 to 35244. [2022-07-23 02:34:17,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35244 states, 26504 states have (on average 1.344099003923936) internal successors, (35624), 26766 states have internal predecessors, (35624), 6787 states have call successors, (6787), 1959 states have call predecessors, (6787), 1950 states have return successors, (6783), 6634 states have call predecessors, (6783), 6783 states have call successors, (6783) [2022-07-23 02:34:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35244 states to 35244 states and 49194 transitions. [2022-07-23 02:34:17,302 INFO L78 Accepts]: Start accepts. Automaton has 35244 states and 49194 transitions. Word has length 409 [2022-07-23 02:34:17,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:34:17,304 INFO L495 AbstractCegarLoop]: Abstraction has 35244 states and 49194 transitions. [2022-07-23 02:34:17,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-23 02:34:17,305 INFO L276 IsEmpty]: Start isEmpty. Operand 35244 states and 49194 transitions. [2022-07-23 02:34:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-07-23 02:34:17,312 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:34:17,313 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:34:17,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 02:34:17,313 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:34:17,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:34:17,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1680840866, now seen corresponding path program 1 times [2022-07-23 02:34:17,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:34:17,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844505236] [2022-07-23 02:34:17,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:34:17,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:34:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:34:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:34:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:34:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:34:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:34:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:34:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:34:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:34:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:34:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:34:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:34:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:34:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:17,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:34:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:34:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:34:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:34:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:34:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:34:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:34:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:34:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:34:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:34:18,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:34:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat