./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.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 bce5aa2319ae110f8a0b01ff2a22780545859bbd4eceb3e6d7a0268461602692 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 17:25:39,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:25:39,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:25:40,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:25:40,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:25:40,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:25:40,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:25:40,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:25:40,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:25:40,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:25:40,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:25:40,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:25:40,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:25:40,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:25:40,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:25:40,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:25:40,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:25:40,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:25:40,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:25:40,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:25:40,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:25:40,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:25:40,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:25:40,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:25:40,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:25:40,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:25:40,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:25:40,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:25:40,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:25:40,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:25:40,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:25:40,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:25:40,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:25:40,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:25:40,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:25:40,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:25:40,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:25:40,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:25:40,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:25:40,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:25:40,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:25:40,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 17:25:40,095 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:25:40,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:25:40,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:25:40,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:25:40,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:25:40,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:25:40,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:25:40,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:25:40,098 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:25:40,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:25:40,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 17:25:40,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:25:40,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 17:25:40,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:25:40,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 17:25:40,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 17:25:40,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:25:40,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 17:25:40,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:25:40,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:25:40,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:25:40,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:25:40,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:25:40,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:25:40,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 17:25:40,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 17:25:40,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 17:25:40,102 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 17:25:40,102 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 17:25:40,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 17:25:40,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:25:40,102 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bce5aa2319ae110f8a0b01ff2a22780545859bbd4eceb3e6d7a0268461602692 [2021-12-21 17:25:40,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:25:40,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:25:40,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:25:40,356 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:25:40,357 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:25:40,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2021-12-21 17:25:40,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34d3555c/7549dbf75eb24e5384550c39ec64357d/FLAG9feb938b2 [2021-12-21 17:25:41,323 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:25:41,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2021-12-21 17:25:41,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34d3555c/7549dbf75eb24e5384550c39ec64357d/FLAG9feb938b2 [2021-12-21 17:25:41,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34d3555c/7549dbf75eb24e5384550c39ec64357d [2021-12-21 17:25:41,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:25:41,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:25:41,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:25:41,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:25:41,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:25:41,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:25:41" (1/1) ... [2021-12-21 17:25:41,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f4075c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:41, skipping insertion in model container [2021-12-21 17:25:41,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:25:41" (1/1) ... [2021-12-21 17:25:41,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:25:41,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:25:45,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588044,588057] [2021-12-21 17:25:45,729 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588213,588226] [2021-12-21 17:25:45,729 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588380,588393] [2021-12-21 17:25:45,730 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588548,588561] [2021-12-21 17:25:45,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:25:45,835 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 17:25:46,421 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588044,588057] [2021-12-21 17:25:46,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588213,588226] [2021-12-21 17:25:46,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588380,588393] [2021-12-21 17:25:46,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588548,588561] [2021-12-21 17:25:46,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:25:46,556 INFO L208 MainTranslator]: Completed translation [2021-12-21 17:25:46,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46 WrapperNode [2021-12-21 17:25:46,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:25:46,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 17:25:46,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 17:25:46,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 17:25:46,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:46,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:46,998 INFO L137 Inliner]: procedures = 539, calls = 4204, calls flagged for inlining = 262, calls inlined = 249, statements flattened = 8457 [2021-12-21 17:25:46,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 17:25:47,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 17:25:47,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 17:25:47,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 17:25:47,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 17:25:47,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 17:25:47,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 17:25:47,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 17:25:47,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (1/1) ... [2021-12-21 17:25:47,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:25:47,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 17:25:47,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 17:25:47,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 17:25:47,492 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2021-12-21 17:25:47,492 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2021-12-21 17:25:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 17:25:47,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 17:25:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-12-21 17:25:47,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-12-21 17:25:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_unregister_video [2021-12-21 17:25:47,493 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_unregister_video [2021-12-21 17:25:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-12-21 17:25:47,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-12-21 17:25:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 17:25:47,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 17:25:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2021-12-21 17:25:47,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2021-12-21 17:25:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-12-21 17:25:47,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-12-21 17:25:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-12-21 17:25:47,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-12-21 17:25:47,495 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-21 17:25:47,495 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-21 17:25:47,495 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvnorm [2021-12-21 17:25:47,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvnorm [2021-12-21 17:25:47,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_77 [2021-12-21 17:25:47,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_77 [2021-12-21 17:25:47,495 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvaudio [2021-12-21 17:25:47,496 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvaudio [2021-12-21 17:25:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-21 17:25:47,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-21 17:25:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_vid_ctrl [2021-12-21 17:25:47,496 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_vid_ctrl [2021-12-21 17:25:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2021-12-21 17:25:47,496 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2021-12-21 17:25:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_cx8800_dev [2021-12-21 17:25:47,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_cx8800_dev [2021-12-21 17:25:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-21 17:25:47,497 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-21 17:25:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2021-12-21 17:25:47,497 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2021-12-21 17:25:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_shutdown [2021-12-21 17:25:47,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_shutdown [2021-12-21 17:25:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-21 17:25:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-21 17:25:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-12-21 17:25:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-12-21 17:25:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_newstation [2021-12-21 17:25:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_newstation [2021-12-21 17:25:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2021-12-21 17:25:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2021-12-21 17:25:47,499 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_vdev_init [2021-12-21 17:25:47,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_vdev_init [2021-12-21 17:25:47,499 INFO L130 BoogieDeclarations]: Found specification of procedure video_mmap [2021-12-21 17:25:47,499 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mmap [2021-12-21 17:25:47,499 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 17:25:47,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 17:25:47,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-21 17:25:47,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-21 17:25:47,500 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-21 17:25:47,500 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-21 17:25:47,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2021-12-21 17:25:47,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2021-12-21 17:25:47,500 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-12-21 17:25:47,500 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-12-21 17:25:47,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 17:25:47,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 17:25:47,501 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2021-12-21 17:25:47,501 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2021-12-21 17:25:47,501 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_frequency [2021-12-21 17:25:47,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_frequency [2021-12-21 17:25:47,501 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-12-21 17:25:47,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-12-21 17:25:47,501 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2021-12-21 17:25:47,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2021-12-21 17:25:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-12-21 17:25:47,502 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-12-21 17:25:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-12-21 17:25:47,502 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-12-21 17:25:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 17:25:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_stereo [2021-12-21 17:25:47,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_stereo [2021-12-21 17:25:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_vbi_fmt [2021-12-21 17:25:47,503 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_vbi_fmt [2021-12-21 17:25:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-21 17:25:47,503 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-21 17:25:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_audio_thread [2021-12-21 17:25:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-12-21 17:25:47,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-12-21 17:25:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-12-21 17:25:47,503 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-12-21 17:25:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 17:25:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2021-12-21 17:25:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2021-12-21 17:25:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-21 17:25:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-21 17:25:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_restart_vbi_queue [2021-12-21 17:25:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_restart_vbi_queue [2021-12-21 17:25:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 17:25:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_finidev [2021-12-21 17:25:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_finidev [2021-12-21 17:25:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-21 17:25:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-21 17:25:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-21 17:25:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-21 17:25:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_querycap [2021-12-21 17:25:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_querycap [2021-12-21 17:25:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-21 17:25:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-21 17:25:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_freq [2021-12-21 17:25:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_freq [2021-12-21 17:25:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-21 17:25:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-21 17:25:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_aud_ctrl [2021-12-21 17:25:47,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_aud_ctrl [2021-12-21 17:25:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2021-12-21 17:25:47,507 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2021-12-21 17:25:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-21 17:25:47,507 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-21 17:25:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_video_mux [2021-12-21 17:25:47,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_video_mux [2021-12-21 17:25:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 17:25:47,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 17:25:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2021-12-21 17:25:47,517 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2021-12-21 17:25:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-12-21 17:25:47,518 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-12-21 17:25:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-12-21 17:25:47,518 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-12-21 17:25:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-21 17:25:47,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-21 17:25:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 17:25:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-21 17:25:47,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-21 17:25:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-21 17:25:47,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-21 17:25:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-21 17:25:47,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-21 17:25:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-21 17:25:47,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-21 17:25:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2021-12-21 17:25:47,520 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2021-12-21 17:25:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 17:25:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-21 17:25:47,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-21 17:25:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 17:25:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure video_release [2021-12-21 17:25:47,520 INFO L138 BoogieDeclarations]: Found implementation of procedure video_release [2021-12-21 17:25:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 17:25:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 17:25:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-21 17:25:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-21 17:25:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure restart_video_queue [2021-12-21 17:25:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_video_queue [2021-12-21 17:25:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-12-21 17:25:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-12-21 17:25:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_wakeup [2021-12-21 17:25:47,522 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_wakeup [2021-12-21 17:25:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-21 17:25:47,522 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-21 17:25:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2021-12-21 17:25:47,522 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2021-12-21 17:25:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-21 17:25:47,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-21 17:25:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2021-12-21 17:25:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2021-12-21 17:25:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_enum_input [2021-12-21 17:25:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_enum_input [2021-12-21 17:25:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2021-12-21 17:25:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2021-12-21 17:25:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-12-21 17:25:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-12-21 17:25:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_tuner [2021-12-21 17:25:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_tuner [2021-12-21 17:25:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure res_check [2021-12-21 17:25:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure res_check [2021-12-21 17:25:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2021-12-21 17:25:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2021-12-21 17:25:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_buffer [2021-12-21 17:25:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_buffer [2021-12-21 17:25:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-21 17:25:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-21 17:25:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-21 17:25:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-21 17:25:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-12-21 17:25:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-12-21 17:25:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 17:25:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 17:25:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_stopper [2021-12-21 17:25:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_stopper [2021-12-21 17:25:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 17:25:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 17:25:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-21 17:25:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-21 17:25:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 17:25:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 17:25:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_std [2021-12-21 17:25:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_std [2021-12-21 17:25:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-21 17:25:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-21 17:25:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-12-21 17:25:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-12-21 17:25:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_setup [2021-12-21 17:25:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_setup [2021-12-21 17:25:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_free_buffer [2021-12-21 17:25:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_free_buffer [2021-12-21 17:25:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2021-12-21 17:25:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2021-12-21 17:25:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-21 17:25:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-21 17:25:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2021-12-21 17:25:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2021-12-21 17:25:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-21 17:25:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-21 17:25:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure res_get [2021-12-21 17:25:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure res_get [2021-12-21 17:25:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_free [2021-12-21 17:25:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_free [2021-12-21 17:25:47,543 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_resume [2021-12-21 17:25:47,543 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_resume [2021-12-21 17:25:47,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2021-12-21 17:25:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2021-12-21 17:25:47,544 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_frequency [2021-12-21 17:25:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_frequency [2021-12-21 17:25:47,544 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-21 17:25:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-21 17:25:47,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-12-21 17:25:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-12-21 17:25:47,544 INFO L130 BoogieDeclarations]: Found specification of procedure video_poll [2021-12-21 17:25:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure video_poll [2021-12-21 17:25:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 17:25:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 17:25:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 17:25:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 17:25:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2021-12-21 17:25:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2021-12-21 17:25:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2021-12-21 17:25:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2021-12-21 17:25:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2021-12-21 17:25:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2021-12-21 17:25:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure start_video_dma [2021-12-21 17:25:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure start_video_dma [2021-12-21 17:25:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 17:25:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-12-21 17:25:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-12-21 17:25:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 17:25:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 17:25:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure get_queue [2021-12-21 17:25:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queue [2021-12-21 17:25:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-21 17:25:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-21 17:25:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-21 17:25:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-21 17:25:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-21 17:25:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-21 17:25:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-21 17:25:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-21 17:25:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-12-21 17:25:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-12-21 17:25:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-21 17:25:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-21 17:25:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-12-21 17:25:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-12-21 17:25:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-12-21 17:25:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-12-21 17:25:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_78 [2021-12-21 17:25:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_78 [2021-12-21 17:25:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 17:25:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 17:25:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 17:25:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 17:25:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 17:25:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_79 [2021-12-21 17:25:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_79 [2021-12-21 17:25:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2021-12-21 17:25:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2021-12-21 17:25:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-21 17:25:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-21 17:25:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_tuner [2021-12-21 17:25:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_tuner [2021-12-21 17:25:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-21 17:25:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-21 17:25:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_start_vbi_dma [2021-12-21 17:25:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_start_vbi_dma [2021-12-21 17:25:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_ir_stop [2021-12-21 17:25:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_ir_stop [2021-12-21 17:25:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2021-12-21 17:25:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2021-12-21 17:25:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-21 17:25:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-21 17:25:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-21 17:25:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-21 17:25:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-21 17:25:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-21 17:25:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2021-12-21 17:25:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2021-12-21 17:25:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-21 17:25:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-21 17:25:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2021-12-21 17:25:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2021-12-21 17:25:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure get_resource [2021-12-21 17:25:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure get_resource [2021-12-21 17:25:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-21 17:25:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-21 17:25:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-21 17:25:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-21 17:25:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_initdev [2021-12-21 17:25:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_initdev [2021-12-21 17:25:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 17:25:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_cx8800_dev [2021-12-21 17:25:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_cx8800_dev [2021-12-21 17:25:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-21 17:25:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-21 17:25:48,674 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 17:25:48,676 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 17:25:48,898 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 17:26:07,925 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-21 17:26:08,009 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 17:26:08,034 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 17:26:08,035 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-21 17:26:08,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:26:08 BoogieIcfgContainer [2021-12-21 17:26:08,039 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 17:26:08,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 17:26:08,040 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 17:26:08,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 17:26:08,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 05:25:41" (1/3) ... [2021-12-21 17:26:08,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2692d7c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:26:08, skipping insertion in model container [2021-12-21 17:26:08,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:25:46" (2/3) ... [2021-12-21 17:26:08,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2692d7c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:26:08, skipping insertion in model container [2021-12-21 17:26:08,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:26:08" (3/3) ... [2021-12-21 17:26:08,045 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2021-12-21 17:26:08,052 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 17:26:08,052 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-21 17:26:08,099 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 17:26:08,113 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 17:26:08,113 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-21 17:26:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand has 2884 states, 1966 states have (on average 1.2639877924720244) internal successors, (2485), 1982 states have internal predecessors, (2485), 768 states have call successors, (768), 148 states have call predecessors, (768), 147 states have return successors, (761), 760 states have call predecessors, (761), 761 states have call successors, (761) [2021-12-21 17:26:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2021-12-21 17:26:08,199 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:26:08,200 INFO L514 BasicCegarLoop]: trace histogram [50, 50, 49, 49, 49, 49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:26:08,201 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-21 17:26:08,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:26:08,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1254817721, now seen corresponding path program 1 times [2021-12-21 17:26:08,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:26:08,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924485342] [2021-12-21 17:26:08,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:26:08,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:26:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:26:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:26:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:26:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:26:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:26:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:26:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:26:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 17:26:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 17:26:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:26:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 17:26:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 17:26:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:26:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 17:26:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 17:26:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-21 17:26:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-21 17:26:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-21 17:26:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-21 17:26:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 17:26:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-21 17:26:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-21 17:26:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-21 17:26:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-21 17:26:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:09,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-21 17:26:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-21 17:26:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-21 17:26:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-21 17:26:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-21 17:26:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-21 17:26:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-21 17:26:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-21 17:26:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-21 17:26:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-21 17:26:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-21 17:26:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-21 17:26:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-21 17:26:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-21 17:26:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-21 17:26:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-21 17:26:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-21 17:26:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-21 17:26:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-21 17:26:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-21 17:26:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-21 17:26:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-21 17:26:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-21 17:26:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-21 17:26:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:10,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:11,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-21 17:26:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:11,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:11,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-21 17:26:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:11,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-21 17:26:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10731 trivial. 0 not checked. [2021-12-21 17:26:11,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:26:11,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924485342] [2021-12-21 17:26:11,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924485342] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:26:11,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:26:11,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 17:26:11,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904042036] [2021-12-21 17:26:11,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:26:11,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 17:26:11,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:26:11,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 17:26:11,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 17:26:11,112 INFO L87 Difference]: Start difference. First operand has 2884 states, 1966 states have (on average 1.2639877924720244) internal successors, (2485), 1982 states have internal predecessors, (2485), 768 states have call successors, (768), 148 states have call predecessors, (768), 147 states have return successors, (761), 760 states have call predecessors, (761), 761 states have call successors, (761) Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2021-12-21 17:26:17,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:26:17,261 INFO L93 Difference]: Finished difference Result 9019 states and 12922 transitions. [2021-12-21 17:26:17,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 17:26:17,263 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 571 [2021-12-21 17:26:17,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:26:17,329 INFO L225 Difference]: With dead ends: 9019 [2021-12-21 17:26:17,329 INFO L226 Difference]: Without dead ends: 6213 [2021-12-21 17:26:17,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:26:17,360 INFO L933 BasicCegarLoop]: 4327 mSDtfsCounter, 5557 mSDsluCounter, 4879 mSDsCounter, 0 mSdLazyCounter, 2585 mSolverCounterSat, 2331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6157 SdHoareTripleChecker+Valid, 9206 SdHoareTripleChecker+Invalid, 4916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2331 IncrementalHoareTripleChecker+Valid, 2585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2021-12-21 17:26:17,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6157 Valid, 9206 Invalid, 4916 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2331 Valid, 2585 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2021-12-21 17:26:17,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6213 states. [2021-12-21 17:26:17,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6213 to 5523. [2021-12-21 17:26:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5523 states, 3793 states have (on average 1.2596889006063803) internal successors, (4778), 3824 states have internal predecessors, (4778), 1437 states have call successors, (1437), 291 states have call predecessors, (1437), 290 states have return successors, (1433), 1431 states have call predecessors, (1433), 1433 states have call successors, (1433) [2021-12-21 17:26:17,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5523 states to 5523 states and 7648 transitions. [2021-12-21 17:26:17,679 INFO L78 Accepts]: Start accepts. Automaton has 5523 states and 7648 transitions. Word has length 571 [2021-12-21 17:26:17,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:26:17,682 INFO L470 AbstractCegarLoop]: Abstraction has 5523 states and 7648 transitions. [2021-12-21 17:26:17,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2021-12-21 17:26:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 5523 states and 7648 transitions. [2021-12-21 17:26:17,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2021-12-21 17:26:17,696 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:26:17,696 INFO L514 BasicCegarLoop]: trace histogram [50, 50, 49, 49, 49, 49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:26:17,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 17:26:17,697 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-21 17:26:17,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:26:17,697 INFO L85 PathProgramCache]: Analyzing trace with hash -2120303581, now seen corresponding path program 1 times [2021-12-21 17:26:17,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:26:17,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651259985] [2021-12-21 17:26:17,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:26:17,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:26:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:26:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:26:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:26:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:26:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:26:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:26:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:26:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 17:26:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 17:26:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:26:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 17:26:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 17:26:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:26:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 17:26:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 17:26:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-21 17:26:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-21 17:26:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-21 17:26:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-21 17:26:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 17:26:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-21 17:26:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-21 17:26:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-21 17:26:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-21 17:26:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-21 17:26:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-21 17:26:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-21 17:26:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-21 17:26:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-21 17:26:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-21 17:26:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-21 17:26:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-21 17:26:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-21 17:26:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-21 17:26:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:18,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-21 17:26:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-21 17:26:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-21 17:26:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-21 17:26:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-21 17:26:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-21 17:26:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-21 17:26:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-21 17:26:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-21 17:26:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-21 17:26:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-21 17:26:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-21 17:26:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-21 17:26:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-21 17:26:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-21 17:26:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-21 17:26:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-21 17:26:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-12-21 17:26:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:19,488 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10731 trivial. 0 not checked. [2021-12-21 17:26:19,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:26:19,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651259985] [2021-12-21 17:26:19,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651259985] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:26:19,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:26:19,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 17:26:19,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267514854] [2021-12-21 17:26:19,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:26:19,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 17:26:19,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:26:19,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 17:26:19,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 17:26:19,494 INFO L87 Difference]: Start difference. First operand 5523 states and 7648 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, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2021-12-21 17:26:24,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:26:24,676 INFO L93 Difference]: Finished difference Result 14351 states and 20095 transitions. [2021-12-21 17:26:24,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 17:26:24,677 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, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 585 [2021-12-21 17:26:24,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:26:24,727 INFO L225 Difference]: With dead ends: 14351 [2021-12-21 17:26:24,728 INFO L226 Difference]: Without dead ends: 8931 [2021-12-21 17:26:24,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:26:24,751 INFO L933 BasicCegarLoop]: 4437 mSDtfsCounter, 5221 mSDsluCounter, 4876 mSDsCounter, 0 mSdLazyCounter, 2566 mSolverCounterSat, 2249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5784 SdHoareTripleChecker+Valid, 9313 SdHoareTripleChecker+Invalid, 4815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2249 IncrementalHoareTripleChecker+Valid, 2566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2021-12-21 17:26:24,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5784 Valid, 9313 Invalid, 4815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2249 Valid, 2566 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2021-12-21 17:26:24,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8931 states. [2021-12-21 17:26:24,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8931 to 7877. [2021-12-21 17:26:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7877 states, 5450 states have (on average 1.2609174311926605) internal successors, (6872), 5494 states have internal predecessors, (6872), 2001 states have call successors, (2001), 425 states have call predecessors, (2001), 423 states have return successors, (1997), 1989 states have call predecessors, (1997), 1997 states have call successors, (1997) [2021-12-21 17:26:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 10870 transitions. [2021-12-21 17:26:24,997 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 10870 transitions. Word has length 585 [2021-12-21 17:26:24,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:26:24,999 INFO L470 AbstractCegarLoop]: Abstraction has 7877 states and 10870 transitions. [2021-12-21 17:26:24,999 INFO L471 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, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2021-12-21 17:26:25,000 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 10870 transitions. [2021-12-21 17:26:25,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-21 17:26:25,012 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:26:25,012 INFO L514 BasicCegarLoop]: trace histogram [50, 50, 49, 49, 49, 49, 49, 49, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:26:25,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 17:26:25,013 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-21 17:26:25,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:26:25,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1417372337, now seen corresponding path program 1 times [2021-12-21 17:26:25,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:26:25,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155748157] [2021-12-21 17:26:25,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:26:25,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:26:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:26:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:26:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:26:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:26:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:26:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:26:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:26:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 17:26:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 17:26:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:26:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 17:26:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 17:26:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:26:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 17:26:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 17:26:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-21 17:26:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-21 17:26:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-21 17:26:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-21 17:26:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 17:26:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-21 17:26:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-21 17:26:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-21 17:26:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-21 17:26:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-21 17:26:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-21 17:26:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-21 17:26:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-21 17:26:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-21 17:26:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-21 17:26:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-21 17:26:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-21 17:26:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-21 17:26:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-21 17:26:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-21 17:26:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-21 17:26:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-21 17:26:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-21 17:26:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-21 17:26:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-21 17:26:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-21 17:26:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-21 17:26:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-21 17:26:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-21 17:26:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-21 17:26:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-21 17:26:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-21 17:26:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-21 17:26:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-21 17:26:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-21 17:26:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2021-12-21 17:26:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-12-21 17:26:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-12-21 17:26:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-21 17:26:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2021-12-21 17:26:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2021-12-21 17:26:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 10737 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10737 trivial. 0 not checked. [2021-12-21 17:26:26,767 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:26:26,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155748157] [2021-12-21 17:26:26,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155748157] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:26:26,767 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:26:26,768 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 17:26:26,768 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697364181] [2021-12-21 17:26:26,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:26:26,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 17:26:26,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:26:26,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 17:26:26,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 17:26:26,770 INFO L87 Difference]: Start difference. First operand 7877 states and 10870 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, (59), 3 states have call predecessors, (59), 1 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2021-12-21 17:26:32,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:26:32,344 INFO L93 Difference]: Finished difference Result 25277 states and 35359 transitions. [2021-12-21 17:26:32,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 17:26:32,345 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, (59), 3 states have call predecessors, (59), 1 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) Word has length 595 [2021-12-21 17:26:32,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:26:32,439 INFO L225 Difference]: With dead ends: 25277 [2021-12-21 17:26:32,439 INFO L226 Difference]: Without dead ends: 17503 [2021-12-21 17:26:32,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:26:32,476 INFO L933 BasicCegarLoop]: 4344 mSDtfsCounter, 5502 mSDsluCounter, 4932 mSDsCounter, 0 mSdLazyCounter, 2536 mSolverCounterSat, 2353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6080 SdHoareTripleChecker+Valid, 9276 SdHoareTripleChecker+Invalid, 4889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2353 IncrementalHoareTripleChecker+Valid, 2536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2021-12-21 17:26:32,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6080 Valid, 9276 Invalid, 4889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2353 Valid, 2536 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2021-12-21 17:26:32,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17503 states. [2021-12-21 17:26:32,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17503 to 15416. [2021-12-21 17:26:32,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15416 states, 10715 states have (on average 1.2636490900606627) internal successors, (13540), 10806 states have internal predecessors, (13540), 3860 states have call successors, (3860), 842 states have call predecessors, (3860), 838 states have return successors, (3900), 3831 states have call predecessors, (3900), 3856 states have call successors, (3900) [2021-12-21 17:26:32,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15416 states to 15416 states and 21300 transitions. [2021-12-21 17:26:32,936 INFO L78 Accepts]: Start accepts. Automaton has 15416 states and 21300 transitions. Word has length 595 [2021-12-21 17:26:32,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:26:32,938 INFO L470 AbstractCegarLoop]: Abstraction has 15416 states and 21300 transitions. [2021-12-21 17:26:32,938 INFO L471 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, (59), 3 states have call predecessors, (59), 1 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2021-12-21 17:26:32,939 INFO L276 IsEmpty]: Start isEmpty. Operand 15416 states and 21300 transitions. [2021-12-21 17:26:32,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2021-12-21 17:26:32,946 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:26:32,946 INFO L514 BasicCegarLoop]: trace histogram [50, 50, 49, 49, 49, 49, 49, 49, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:26:32,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 17:26:32,947 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-21 17:26:32,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:26:32,947 INFO L85 PathProgramCache]: Analyzing trace with hash -50158888, now seen corresponding path program 1 times [2021-12-21 17:26:32,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:26:32,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339274438] [2021-12-21 17:26:32,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:26:32,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:26:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:26:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:26:33,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:26:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:26:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:26:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:26:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:26:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 17:26:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 17:26:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:26:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 17:26:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 17:26:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:26:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 17:26:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 17:26:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-21 17:26:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-21 17:26:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-21 17:26:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-21 17:26:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 17:26:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-21 17:26:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-21 17:26:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-21 17:26:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-21 17:26:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-21 17:26:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-21 17:26:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-21 17:26:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-21 17:26:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-21 17:26:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-21 17:26:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-21 17:26:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:33,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-21 17:26:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-21 17:26:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-21 17:26:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-21 17:26:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-21 17:26:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-21 17:26:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-21 17:26:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-21 17:26:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-21 17:26:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-21 17:26:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-21 17:26:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-21 17:26:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-21 17:26:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-21 17:26:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-21 17:26:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-21 17:26:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-21 17:26:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-21 17:26:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:26:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-21 17:26:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-21 17:26:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2021-12-21 17:26:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2021-12-21 17:26:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-12-21 17:26:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2021-12-21 17:26:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-12-21 17:26:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2021-12-21 17:26:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:26:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 10743 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10743 trivial. 0 not checked. [2021-12-21 17:26:34,725 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:26:34,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339274438] [2021-12-21 17:26:34,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339274438] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:26:34,726 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:26:34,726 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 17:26:34,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651679021] [2021-12-21 17:26:34,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:26:34,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 17:26:34,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:26:34,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 17:26:34,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 17:26:34,728 INFO L87 Difference]: Start difference. First operand 15416 states and 21300 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (61), 3 states have call predecessors, (61), 1 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58)