./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_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 4dc730f52c640d2c8e3cb7b93e5d1f8c1973029db6cd19ab3f75108e9e7f0634 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:25:29,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:25:29,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:25:29,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:25:29,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:25:29,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:25:29,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:25:29,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:25:29,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:25:29,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:25:29,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:25:29,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:25:29,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:25:29,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:25:29,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:25:29,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:25:29,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:25:29,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:25:29,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:25:29,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:25:29,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:25:29,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:25:29,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:25:29,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:25:29,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:25:29,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:25:29,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:25:29,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:25:29,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:25:29,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:25:29,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:25:29,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:25:29,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:25:29,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:25:29,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:25:29,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:25:29,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:25:29,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:25:29,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:25:29,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:25:29,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:25:29,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:25:29,694 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:25:29,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:25:29,695 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:25:29,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:25:29,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:25:29,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:25:29,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:25:29,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:25:29,696 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:25:29,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:25:29,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:25:29,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:25:29,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:25:29,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:25:29,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:25:29,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:25:29,699 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:25:29,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:25:29,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:25:29,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:25:29,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:25:29,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:25:29,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:25:29,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:25:29,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:25:29,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:25:29,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:25:29,700 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:25:29,700 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:25:29,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:25:29,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:25:29,701 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dc730f52c640d2c8e3cb7b93e5d1f8c1973029db6cd19ab3f75108e9e7f0634 [2021-12-22 15:25:29,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:25:29,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:25:29,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:25:29,881 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:25:29,881 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:25:29,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2021-12-22 15:25:29,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c911b3290/8918a2100c6544f2850a0e8166999f30/FLAG46a946090 [2021-12-22 15:25:30,617 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:25:30,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2021-12-22 15:25:30,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c911b3290/8918a2100c6544f2850a0e8166999f30/FLAG46a946090 [2021-12-22 15:25:30,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c911b3290/8918a2100c6544f2850a0e8166999f30 [2021-12-22 15:25:30,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:25:30,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:25:30,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:25:30,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:25:30,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:25:30,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:25:30" (1/1) ... [2021-12-22 15:25:30,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700d3d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:30, skipping insertion in model container [2021-12-22 15:25:30,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:25:30" (1/1) ... [2021-12-22 15:25:30,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:25:31,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:25:34,542 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[570903,570916] [2021-12-22 15:25:34,544 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[571069,571082] [2021-12-22 15:25:34,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[571233,571246] [2021-12-22 15:25:34,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[571398,571411] [2021-12-22 15:25:34,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:25:34,694 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:25:35,238 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[570903,570916] [2021-12-22 15:25:35,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[571069,571082] [2021-12-22 15:25:35,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[571233,571246] [2021-12-22 15:25:35,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i[571398,571411] [2021-12-22 15:25:35,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:25:35,390 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:25:35,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35 WrapperNode [2021-12-22 15:25:35,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:25:35,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:25:35,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:25:35,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:25:35,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:35,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:35,751 INFO L137 Inliner]: procedures = 489, calls = 4094, calls flagged for inlining = 273, calls inlined = 262, statements flattened = 8614 [2021-12-22 15:25:35,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:25:35,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:25:35,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:25:35,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:25:35,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:35,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:35,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:35,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:35,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:36,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:36,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:36,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:25:36,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:25:36,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:25:36,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:25:36,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (1/1) ... [2021-12-22 15:25:36,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:25:36,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:25:36,281 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) [2021-12-22 15:25:36,298 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 [2021-12-22 15:25:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2021-12-22 15:25:36,314 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2021-12-22 15:25:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:25:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:25:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-12-22 15:25:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-12-22 15:25:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_unregister_video [2021-12-22 15:25:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_unregister_video [2021-12-22 15:25:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-12-22 15:25:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-12-22 15:25:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:25:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:25:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2021-12-22 15:25:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2021-12-22 15:25:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-12-22 15:25:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-12-22 15:25:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-12-22 15:25:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-12-22 15:25:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 15:25:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 15:25:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvnorm [2021-12-22 15:25:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvnorm [2021-12-22 15:25:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvaudio [2021-12-22 15:25:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvaudio [2021-12-22 15:25:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_vid_ctrl [2021-12-22 15:25:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_vid_ctrl [2021-12-22 15:25:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2021-12-22 15:25:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2021-12-22 15:25:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 15:25:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 15:25:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2021-12-22 15:25:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2021-12-22 15:25:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_shutdown [2021-12-22 15:25:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_shutdown [2021-12-22 15:25:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-22 15:25:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-22 15:25:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-12-22 15:25:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-12-22 15:25:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:25:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:25:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_newstation [2021-12-22 15:25:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_newstation [2021-12-22 15:25:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2021-12-22 15:25:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2021-12-22 15:25:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_vdev_init [2021-12-22 15:25:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_vdev_init [2021-12-22 15:25:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure video_mmap [2021-12-22 15:25:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mmap [2021-12-22 15:25:36,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 15:25:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 15:25:36,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:25:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:25:36,322 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:25:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:25:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2021-12-22 15:25:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2021-12-22 15:25:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-12-22 15:25:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-12-22 15:25:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:25:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:25:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2021-12-22 15:25:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2021-12-22 15:25:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_frequency [2021-12-22 15:25:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_frequency [2021-12-22 15:25:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-12-22 15:25:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-12-22 15:25:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:25:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:25:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:25:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:25:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2021-12-22 15:25:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2021-12-22 15:25:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-12-22 15:25:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-12-22 15:25:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-12-22 15:25:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-12-22 15:25:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:25:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_stereo [2021-12-22 15:25:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_stereo [2021-12-22 15:25:36,326 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_vbi_fmt [2021-12-22 15:25:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_vbi_fmt [2021-12-22 15:25:36,326 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 15:25:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 15:25:36,326 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_audio_thread [2021-12-22 15:25:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:25:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:25:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-12-22 15:25:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-12-22 15:25:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-12-22 15:25:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-12-22 15:25:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:25:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2021-12-22 15:25:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2021-12-22 15:25:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:25:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:25:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_restart_vbi_queue [2021-12-22 15:25:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_restart_vbi_queue [2021-12-22 15:25:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_vb_lock_of_videobuf_queue [2021-12-22 15:25:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_vb_lock_of_videobuf_queue [2021-12-22 15:25:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:25:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_finidev [2021-12-22 15:25:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_finidev [2021-12-22 15:25:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-22 15:25:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-22 15:25:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-22 15:25:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-22 15:25:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_querycap [2021-12-22 15:25:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_querycap [2021-12-22 15:25:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-22 15:25:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-22 15:25:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_freq [2021-12-22 15:25:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_freq [2021-12-22 15:25:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:25:36,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:25:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_aud_ctrl [2021-12-22 15:25:36,333 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_aud_ctrl [2021-12-22 15:25:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2021-12-22 15:25:36,334 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2021-12-22 15:25:36,334 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:25:36,334 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:25:36,334 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_video_mux [2021-12-22 15:25:36,334 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_video_mux [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:25:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2021-12-22 15:25:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-12-22 15:25:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-12-22 15:25:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-22 15:25:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:25:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:25:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure video_release [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure video_release [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure restart_video_queue [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_video_queue [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_wakeup [2021-12-22 15:25:36,338 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_wakeup [2021-12-22 15:25:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_enum_input [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_enum_input [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_tuner [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_tuner [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure res_check [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure res_check [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_buffer [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_buffer [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-22 15:25:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-22 15:25:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_stopper [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_stopper [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_std [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_std [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_setup [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_setup [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_free_buffer [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_free_buffer [2021-12-22 15:25:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2021-12-22 15:25:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure res_get [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure res_get [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_free [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_free [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_resume [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_resume [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_frequency [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_frequency [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure video_poll [2021-12-22 15:25:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure video_poll [2021-12-22 15:25:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:25:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:25:36,351 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:25:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:25:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2021-12-22 15:25:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2021-12-22 15:25:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2021-12-22 15:25:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2021-12-22 15:25:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2021-12-22 15:25:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2021-12-22 15:25:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure start_video_dma [2021-12-22 15:25:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure start_video_dma [2021-12-22 15:25:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:25:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-12-22 15:25:36,353 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-12-22 15:25:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:25:36,354 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:25:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure get_queue [2021-12-22 15:25:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queue [2021-12-22 15:25:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 15:25:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 15:25:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:25:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:25:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-22 15:25:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-22 15:25:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:25:36,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:25:36,358 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-12-22 15:25:36,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-12-22 15:25:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:25:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:25:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-12-22 15:25:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-12-22 15:25:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 15:25:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 15:25:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-12-22 15:25:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-12-22 15:25:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_cx88_core [2021-12-22 15:25:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_cx88_core [2021-12-22 15:25:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_cx88_core [2021-12-22 15:25:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_cx88_core [2021-12-22 15:25:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:25:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:25:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 15:25:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 15:25:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:25:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:25:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:25:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2021-12-22 15:25:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2021-12-22 15:25:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-22 15:25:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-22 15:25:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_tuner [2021-12-22 15:25:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_tuner [2021-12-22 15:25:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-22 15:25:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-22 15:25:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_start_vbi_dma [2021-12-22 15:25:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_start_vbi_dma [2021-12-22 15:25:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_ir_stop [2021-12-22 15:25:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_ir_stop [2021-12-22 15:25:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2021-12-22 15:25:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2021-12-22 15:25:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:25:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:25:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 15:25:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 15:25:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-22 15:25:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-22 15:25:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2021-12-22 15:25:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2021-12-22 15:25:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-22 15:25:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-22 15:25:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2021-12-22 15:25:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2021-12-22 15:25:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:25:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:25:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure get_resource [2021-12-22 15:25:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure get_resource [2021-12-22 15:25:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:25:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:25:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-22 15:25:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-22 15:25:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_initdev [2021-12-22 15:25:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_initdev [2021-12-22 15:25:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:25:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:25:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:25:37,551 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:25:37,556 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:25:37,838 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:25:56,909 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:25:56,981 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:25:57,002 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:25:57,002 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-22 15:25:57,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:25:57 BoogieIcfgContainer [2021-12-22 15:25:57,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:25:57,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:25:57,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:25:57,011 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:25:57,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:25:30" (1/3) ... [2021-12-22 15:25:57,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf94dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:25:57, skipping insertion in model container [2021-12-22 15:25:57,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:35" (2/3) ... [2021-12-22 15:25:57,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf94dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:25:57, skipping insertion in model container [2021-12-22 15:25:57,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:25:57" (3/3) ... [2021-12-22 15:25:57,013 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2021-12-22 15:25:57,017 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:25:57,018 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-22 15:25:57,061 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:25:57,067 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 [2021-12-22 15:25:57,067 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-22 15:25:57,119 INFO L276 IsEmpty]: Start isEmpty. Operand has 2890 states, 1981 states have (on average 1.2619888944977284) internal successors, (2500), 1996 states have internal predecessors, (2500), 759 states have call successors, (759), 148 states have call predecessors, (759), 147 states have return successors, (752), 751 states have call predecessors, (752), 752 states have call successors, (752) [2021-12-22 15:25:57,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2021-12-22 15:25:57,143 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:25:57,144 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] [2021-12-22 15:25:57,145 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:25:57,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:25:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash 2035985921, now seen corresponding path program 1 times [2021-12-22 15:25:57,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:25:57,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406041863] [2021-12-22 15:25:57,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:25:57,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:25:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:25:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:25:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:25:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:25:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:25:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:25:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:25:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:25:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:25:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:25:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:25:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:25:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:25:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:25:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:25:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:25:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:25:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:25:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:25:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:25:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:25:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:58,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:25:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:25:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:25:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:25:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:25:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:25:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:25:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:25:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:25:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:25:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:25:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:25:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:25:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:25:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:25:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:25:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:25:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:25:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:25:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:25:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:25:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:25:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:25:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-22 15:25:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-22 15:25:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-22 15:25:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-22 15:25:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-22 15:25:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:25:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-22 15:25:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-22 15:25:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:25:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10731 trivial. 0 not checked. [2021-12-22 15:25:59,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:25:59,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406041863] [2021-12-22 15:25:59,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406041863] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:25:59,938 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:25:59,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:25:59,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665275854] [2021-12-22 15:25:59,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:25:59,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:25:59,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:25:59,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:25:59,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:25:59,969 INFO L87 Difference]: Start difference. First operand has 2890 states, 1981 states have (on average 1.2619888944977284) internal successors, (2500), 1996 states have internal predecessors, (2500), 759 states have call successors, (759), 148 states have call predecessors, (759), 147 states have return successors, (752), 751 states have call predecessors, (752), 752 states have call successors, (752) 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) [2021-12-22 15:26:05,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:26:05,858 INFO L93 Difference]: Finished difference Result 9051 states and 12961 transitions. [2021-12-22 15:26:05,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:26:05,861 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 [2021-12-22 15:26:05,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:26:05,908 INFO L225 Difference]: With dead ends: 9051 [2021-12-22 15:26:05,908 INFO L226 Difference]: Without dead ends: 6239 [2021-12-22 15:26:05,925 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 [2021-12-22 15:26:05,928 INFO L933 BasicCegarLoop]: 4384 mSDtfsCounter, 5553 mSDsluCounter, 4863 mSDsCounter, 0 mSdLazyCounter, 2567 mSolverCounterSat, 2298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6141 SdHoareTripleChecker+Valid, 9247 SdHoareTripleChecker+Invalid, 4865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2298 IncrementalHoareTripleChecker+Valid, 2567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2021-12-22 15:26:05,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6141 Valid, 9247 Invalid, 4865 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2298 Valid, 2567 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2021-12-22 15:26:05,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6239 states. [2021-12-22 15:26:06,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6239 to 5541. [2021-12-22 15:26:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5541 states, 3823 states have (on average 1.2576510593774524) internal successors, (4808), 3852 states have internal predecessors, (4808), 1425 states have call successors, (1425), 291 states have call predecessors, (1425), 290 states have return successors, (1421), 1419 states have call predecessors, (1421), 1421 states have call successors, (1421) [2021-12-22 15:26:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5541 states to 5541 states and 7654 transitions. [2021-12-22 15:26:06,209 INFO L78 Accepts]: Start accepts. Automaton has 5541 states and 7654 transitions. Word has length 571 [2021-12-22 15:26:06,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:26:06,212 INFO L470 AbstractCegarLoop]: Abstraction has 5541 states and 7654 transitions. [2021-12-22 15:26:06,213 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) [2021-12-22 15:26:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 5541 states and 7654 transitions. [2021-12-22 15:26:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2021-12-22 15:26:06,227 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:26:06,228 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] [2021-12-22 15:26:06,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:26:06,228 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:26:06,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:26:06,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1571836923, now seen corresponding path program 1 times [2021-12-22 15:26:06,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:26:06,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971879594] [2021-12-22 15:26:06,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:26:06,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:26:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:26:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:26:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:26:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:26:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:26:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:26:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:26:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:26:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:26:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:26:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:26:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:26:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:26:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:06,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:26:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:26:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:26:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:26:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:26:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:26:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:26:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:26:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:26:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:26:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:26:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:26:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:26:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:26:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:26:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:26:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:26:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:26:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:26:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:26:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:26:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:26:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:26:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:26:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:26:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:26:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:26:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:26:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:26:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:26:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:26:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-22 15:26:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-22 15:26:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-22 15:26:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-22 15:26:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-22 15:26:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-22 15:26:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-22 15:26:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-12-22 15:26:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10731 trivial. 0 not checked. [2021-12-22 15:26:07,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:26:07,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971879594] [2021-12-22 15:26:07,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971879594] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:26:07,961 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:26:07,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:26:07,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928925993] [2021-12-22 15:26:07,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:26:07,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:26:07,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:26:07,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:26:07,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:26:07,964 INFO L87 Difference]: Start difference. First operand 5541 states and 7654 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-22 15:26:13,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:26:13,372 INFO L93 Difference]: Finished difference Result 14314 states and 19924 transitions. [2021-12-22 15:26:13,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:26:13,373 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 585 [2021-12-22 15:26:13,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:26:13,420 INFO L225 Difference]: With dead ends: 14314 [2021-12-22 15:26:13,420 INFO L226 Difference]: Without dead ends: 8876 [2021-12-22 15:26:13,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:26:13,442 INFO L933 BasicCegarLoop]: 4291 mSDtfsCounter, 5276 mSDsluCounter, 4774 mSDsCounter, 0 mSdLazyCounter, 2630 mSolverCounterSat, 2248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5837 SdHoareTripleChecker+Valid, 9065 SdHoareTripleChecker+Invalid, 4878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2248 IncrementalHoareTripleChecker+Valid, 2630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2021-12-22 15:26:13,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5837 Valid, 9065 Invalid, 4878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2248 Valid, 2630 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2021-12-22 15:26:13,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8876 states. [2021-12-22 15:26:13,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8876 to 7812. [2021-12-22 15:26:13,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7812 states, 5407 states have (on average 1.2574440540040688) internal successors, (6799), 5453 states have internal predecessors, (6799), 1964 states have call successors, (1964), 439 states have call predecessors, (1964), 438 states have return successors, (1960), 1952 states have call predecessors, (1960), 1960 states have call successors, (1960) [2021-12-22 15:26:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7812 states to 7812 states and 10723 transitions. [2021-12-22 15:26:13,729 INFO L78 Accepts]: Start accepts. Automaton has 7812 states and 10723 transitions. Word has length 585 [2021-12-22 15:26:13,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:26:13,730 INFO L470 AbstractCegarLoop]: Abstraction has 7812 states and 10723 transitions. [2021-12-22 15:26:13,731 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-22 15:26:13,731 INFO L276 IsEmpty]: Start isEmpty. Operand 7812 states and 10723 transitions. [2021-12-22 15:26:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-12-22 15:26:13,742 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:26:13,743 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, 1] [2021-12-22 15:26:13,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 15:26:13,743 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:26:13,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:26:13,743 INFO L85 PathProgramCache]: Analyzing trace with hash 391888418, now seen corresponding path program 1 times [2021-12-22 15:26:13,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:26:13,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649292036] [2021-12-22 15:26:13,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:26:13,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:26:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:26:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:26:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:26:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:26:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:26:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:26:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:26:14,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:26:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:26:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:26:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:26:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:26:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:26:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:26:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:26:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:26:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:26:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:26:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:26:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:26:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:26:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:26:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:26:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:26:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:26:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:26:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:26:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:26:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:26:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:26:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:26:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:26:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:26:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:26:14,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:26:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:26:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:26:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:26:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:26:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:26:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:26:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:26:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:26:14,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:14,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:26:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-22 15:26:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-22 15:26:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-22 15:26:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-22 15:26:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-22 15:26:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-22 15:26:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-12-22 15:26:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-22 15:26:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:15,183 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10731 trivial. 0 not checked. [2021-12-22 15:26:15,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:26:15,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649292036] [2021-12-22 15:26:15,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649292036] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:26:15,184 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:26:15,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:26:15,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3942433] [2021-12-22 15:26:15,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:26:15,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:26:15,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:26:15,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:26:15,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:26:15,187 INFO L87 Difference]: Start difference. First operand 7812 states and 10723 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-22 15:26:21,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:26:21,541 INFO L93 Difference]: Finished difference Result 20500 states and 28407 transitions. [2021-12-22 15:26:21,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:26:21,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 586 [2021-12-22 15:26:21,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:26:21,630 INFO L225 Difference]: With dead ends: 20500 [2021-12-22 15:26:21,631 INFO L226 Difference]: Without dead ends: 12791 [2021-12-22 15:26:21,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:26:21,674 INFO L933 BasicCegarLoop]: 5129 mSDtfsCounter, 4835 mSDsluCounter, 5185 mSDsCounter, 0 mSdLazyCounter, 2643 mSolverCounterSat, 2078 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5400 SdHoareTripleChecker+Valid, 10314 SdHoareTripleChecker+Invalid, 4721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2078 IncrementalHoareTripleChecker+Valid, 2643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-22 15:26:21,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5400 Valid, 10314 Invalid, 4721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2078 Valid, 2643 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-22 15:26:21,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12791 states. [2021-12-22 15:26:22,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12791 to 11357. [2021-12-22 15:26:22,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11357 states, 7834 states have (on average 1.2532550421240745) internal successors, (9818), 7914 states have internal predecessors, (9818), 2870 states have call successors, (2870), 651 states have call predecessors, (2870), 650 states have return successors, (2866), 2846 states have call predecessors, (2866), 2866 states have call successors, (2866) [2021-12-22 15:26:22,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11357 states to 11357 states and 15554 transitions. [2021-12-22 15:26:22,127 INFO L78 Accepts]: Start accepts. Automaton has 11357 states and 15554 transitions. Word has length 586 [2021-12-22 15:26:22,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:26:22,129 INFO L470 AbstractCegarLoop]: Abstraction has 11357 states and 15554 transitions. [2021-12-22 15:26:22,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-22 15:26:22,129 INFO L276 IsEmpty]: Start isEmpty. Operand 11357 states and 15554 transitions. [2021-12-22 15:26:22,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2021-12-22 15:26:22,135 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:26:22,135 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, 1, 1, 1, 1, 1, 1] [2021-12-22 15:26:22,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 15:26:22,136 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:26:22,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:26:22,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1356880228, now seen corresponding path program 1 times [2021-12-22 15:26:22,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:26:22,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067924880] [2021-12-22 15:26:22,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:26:22,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:26:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:26:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:26:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:26:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:26:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:26:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:26:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:26:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:26:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:26:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:26:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:26:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:26:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:26:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:26:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:26:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:26:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:26:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:26:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:26:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:26:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:26:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:26:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:26:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:26:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:26:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:26:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:26:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:26:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:26:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:26:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:22,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:26:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:26:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:26:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:26:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:26:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:26:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:26:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:26:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:26:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:26:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:26:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:26:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:26:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:26:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-22 15:26:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-22 15:26:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-22 15:26:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-22 15:26:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-22 15:26:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:26:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-22 15:26:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-12-22 15:26:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2021-12-22 15:26:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:26:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10731 trivial. 0 not checked. [2021-12-22 15:26:23,663 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:26:23,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067924880] [2021-12-22 15:26:23,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067924880] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:26:23,663 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:26:23,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:26:23,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547935115] [2021-12-22 15:26:23,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:26:23,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:26:23,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:26:23,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:26:23,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:26:23,665 INFO L87 Difference]: Start difference. First operand 11357 states and 15554 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53)