./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.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 ce86015a8790fe78c3fa1e0817dad1e3ce7732b16cd3bc300a77723095c4573b --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:57:49,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:57:49,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:57:49,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:57:49,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:57:49,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:57:49,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:57:49,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:57:49,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:57:49,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:57:49,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:57:49,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:57:49,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:57:49,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:57:49,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:57:49,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:57:49,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:57:49,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:57:49,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:57:49,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:57:49,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:57:49,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:57:49,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:57:49,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:57:49,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:57:49,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:57:49,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:57:49,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:57:49,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:57:49,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:57:49,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:57:49,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:57:49,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:57:49,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:57:49,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:57:49,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:57:49,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:57:49,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:57:49,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:57:49,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:57:49,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:57:49,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:57:49,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:57:49,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:57:49,957 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:57:49,957 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:57:49,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:57:49,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:57:49,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:57:49,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:57:49,958 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:57:49,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:57:49,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:57:49,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:57:49,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:57:49,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:57:49,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:57:49,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:57:49,960 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:57:49,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:57:49,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:57:49,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:57:49,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:57:49,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:57:49,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:57:49,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:57:49,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:57:49,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:57:49,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:57:49,962 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:57:49,962 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:57:49,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:57:49,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:57:49,962 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce86015a8790fe78c3fa1e0817dad1e3ce7732b16cd3bc300a77723095c4573b [2021-12-14 18:57:50,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:57:50,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:57:50,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:57:50,167 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:57:50,167 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:57:50,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2021-12-14 18:57:50,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a484f598f/1e4a061471b74575991a8d5b7190ed28/FLAGa1d2a80e7 [2021-12-14 18:57:50,899 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:57:50,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2021-12-14 18:57:50,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a484f598f/1e4a061471b74575991a8d5b7190ed28/FLAGa1d2a80e7 [2021-12-14 18:57:51,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a484f598f/1e4a061471b74575991a8d5b7190ed28 [2021-12-14 18:57:51,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:57:51,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:57:51,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:57:51,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:57:51,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:57:51,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:57:51" (1/1) ... [2021-12-14 18:57:51,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a323ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:51, skipping insertion in model container [2021-12-14 18:57:51,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:57:51" (1/1) ... [2021-12-14 18:57:51,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:57:51,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:57:54,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[509912,509925] [2021-12-14 18:57:54,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510081,510094] [2021-12-14 18:57:54,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510248,510261] [2021-12-14 18:57:54,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510416,510429] [2021-12-14 18:57:54,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:57:54,693 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:57:55,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[509912,509925] [2021-12-14 18:57:55,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510081,510094] [2021-12-14 18:57:55,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510248,510261] [2021-12-14 18:57:55,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510416,510429] [2021-12-14 18:57:55,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:57:55,318 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:57:55,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55 WrapperNode [2021-12-14 18:57:55,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:57:55,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:57:55,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:57:55,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:57:55,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:55,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:55,747 INFO L137 Inliner]: procedures = 487, calls = 6591, calls flagged for inlining = 235, calls inlined = 218, statements flattened = 12096 [2021-12-14 18:57:55,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:57:55,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:57:55,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:57:55,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:57:55,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:55,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:55,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:55,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:56,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:56,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:56,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:56,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:57:56,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:57:56,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:57:56,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:57:56,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (1/1) ... [2021-12-14 18:57:56,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:57:56,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:57:56,452 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) [2021-12-14 18:57:56,469 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 [2021-12-14 18:57:56,480 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2021-12-14 18:57:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2021-12-14 18:57:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2021-12-14 18:57:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2021-12-14 18:57:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE___0 [2021-12-14 18:57:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE___0 [2021-12-14 18:57:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_reqbufs [2021-12-14 18:57:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_reqbufs [2021-12-14 18:57:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:57:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:57:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-12-14 18:57:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-12-14 18:57:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:57:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:57:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-12-14 18:57:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-12-14 18:57:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-12-14 18:57:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-12-14 18:57:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_window [2021-12-14 18:57:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_window [2021-12-14 18:57:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 18:57:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 18:57:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:57:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:57:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_get [2021-12-14 18:57:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_get [2021-12-14 18:57:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure video_end [2021-12-14 18:57:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure video_end [2021-12-14 18:57:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure arch_spin_is_locked [2021-12-14 18:57:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_spin_is_locked [2021-12-14 18:57:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2021-12-14 18:57:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2021-12-14 18:57:56,485 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-12-14 18:57:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-12-14 18:57:56,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2021-12-14 18:57:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2021-12-14 18:57:56,485 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_queue [2021-12-14 18:57:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_queue [2021-12-14 18:57:56,486 INFO L130 BoogieDeclarations]: Found specification of procedure video_close [2021-12-14 18:57:56,486 INFO L138 BoogieDeclarations]: Found implementation of procedure video_close [2021-12-14 18:57:56,486 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_open [2021-12-14 18:57:56,486 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_open [2021-12-14 18:57:56,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59 [2021-12-14 18:57:56,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59 [2021-12-14 18:57:56,486 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2021-12-14 18:57:56,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2021-12-14 18:57:56,487 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_alloc [2021-12-14 18:57:56,487 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_alloc [2021-12-14 18:57:56,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_54 [2021-12-14 18:57:56,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_54 [2021-12-14 18:57:56,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 18:57:56,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-14 18:57:56,488 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-12-14 18:57:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-12-14 18:57:56,489 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 18:57:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 18:57:56,489 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_irq_done [2021-12-14 18:57:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_irq_done [2021-12-14 18:57:56,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2021-12-14 18:57:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2021-12-14 18:57:56,490 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-12-14 18:57:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-12-14 18:57:56,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:57:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:57:56,490 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-12-14 18:57:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-12-14 18:57:56,491 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:57:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:57:56,491 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-12-14 18:57:56,491 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-12-14 18:57:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:57:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_overlay [2021-12-14 18:57:56,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_overlay [2021-12-14 18:57:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_dqbuf [2021-12-14 18:57:56,492 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_dqbuf [2021-12-14 18:57:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_60 [2021-12-14 18:57:56,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_60 [2021-12-14 18:57:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure video_irq_done [2021-12-14 18:57:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure video_irq_done [2021-12-14 18:57:56,493 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-14 18:57:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-14 18:57:56,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_saa7146_dev [2021-12-14 18:57:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_saa7146_dev [2021-12-14 18:57:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_overlay [2021-12-14 18:57:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_overlay [2021-12-14 18:57:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-12-14 18:57:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-12-14 18:57:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-14 18:57:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-14 18:57:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 18:57:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 18:57:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_eliminate [2021-12-14 18:57:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_eliminate [2021-12-14 18:57:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-12-14 18:57:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-12-14 18:57:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:57:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_qbuf [2021-12-14 18:57:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_qbuf [2021-12-14 18:57:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-14 18:57:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-14 18:57:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:57:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure fops_read [2021-12-14 18:57:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_read [2021-12-14 18:57:56,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-14 18:57:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-14 18:57:56,497 INFO L130 BoogieDeclarations]: Found specification of procedure release_all_pagetables [2021-12-14 18:57:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure release_all_pagetables [2021-12-14 18:57:56,497 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_finish [2021-12-14 18:57:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_finish [2021-12-14 18:57:56,497 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_output_format [2021-12-14 18:57:56,498 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_output_format [2021-12-14 18:57:56,498 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2021-12-14 18:57:56,498 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2021-12-14 18:57:56,500 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 18:57:56,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 18:57:56,500 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_stop [2021-12-14 18:57:56,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_stop [2021-12-14 18:57:56,501 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_free [2021-12-14 18:57:56,501 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_free [2021-12-14 18:57:56,501 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-12-14 18:57:56,502 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-12-14 18:57:56,502 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fbuf [2021-12-14 18:57:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fbuf [2021-12-14 18:57:56,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 18:57:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 18:57:56,506 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_free [2021-12-14 18:57:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_free [2021-12-14 18:57:56,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:57:56,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-14 18:57:56,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-14 18:57:56,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-14 18:57:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-14 18:57:56,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-14 18:57:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-14 18:57:56,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-14 18:57:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-14 18:57:56,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-14 18:57:56,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-14 18:57:56,507 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2021-12-14 18:57:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2021-12-14 18:57:56,508 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_build_single [2021-12-14 18:57:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_build_single [2021-12-14 18:57:56,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:57:56,508 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_s_ctrl [2021-12-14 18:57:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_s_ctrl [2021-12-14 18:57:56,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 18:57:56,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 18:57:56,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:57:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:57:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:57:56,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:57:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2021-12-14 18:57:56,509 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2021-12-14 18:57:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-12-14 18:57:56,509 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-12-14 18:57:56,509 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 18:57:56,509 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 18:57:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamon [2021-12-14 18:57:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamon [2021-12-14 18:57:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-14 18:57:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-14 18:57:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2021-12-14 18:57:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2021-12-14 18:57:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure video_init [2021-12-14 18:57:56,510 INFO L138 BoogieDeclarations]: Found implementation of procedure video_init [2021-12-14 18:57:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_overlay [2021-12-14 18:57:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_overlay [2021-12-14 18:57:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vbi_cap [2021-12-14 18:57:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vbi_cap [2021-12-14 18:57:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-14 18:57:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-14 18:57:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 18:57:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 18:57:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-12-14 18:57:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-12-14 18:57:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure fops_mmap [2021-12-14 18:57:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_mmap [2021-12-14 18:57:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:57:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:57:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_disable_clipping [2021-12-14 18:57:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_disable_clipping [2021-12-14 18:57:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2021-12-14 18:57:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2021-12-14 18:57:56,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:57:56,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:57:56,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 18:57:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 18:57:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_stop_preview [2021-12-14 18:57:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_stop_preview [2021-12-14 18:57:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 18:57:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 18:57:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_int_slock_of_saa7146_dev [2021-12-14 18:57:56,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_int_slock_of_saa7146_dev [2021-12-14 18:57:56,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_saa7146_dev [2021-12-14 18:57:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_saa7146_dev [2021-12-14 18:57:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-14 18:57:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-14 18:57:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure video_begin [2021-12-14 18:57:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure video_begin [2021-12-14 18:57:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:57:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:57:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure fops_open [2021-12-14 18:57:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_open [2021-12-14 18:57:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_init [2021-12-14 18:57:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_init [2021-12-14 18:57:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:57:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:57:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fbuf [2021-12-14 18:57:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fbuf [2021-12-14 18:57:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-14 18:57:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-14 18:57:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 18:57:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 18:57:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:57:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:57:56,517 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:57:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:57:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2021-12-14 18:57:56,517 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2021-12-14 18:57:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-14 18:57:56,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-14 18:57:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:57:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-12-14 18:57:56,518 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-12-14 18:57:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 18:57:56,518 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 18:57:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 18:57:56,518 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 18:57:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-14 18:57:56,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-14 18:57:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 18:57:56,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 18:57:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-12-14 18:57:56,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-12-14 18:57:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 18:57:56,519 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 18:57:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-12-14 18:57:56,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-12-14 18:57:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_start_preview [2021-12-14 18:57:56,520 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_start_preview [2021-12-14 18:57:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2021-12-14 18:57:56,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2021-12-14 18:57:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure fops_release [2021-12-14 18:57:56,523 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_release [2021-12-14 18:57:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_querybuf [2021-12-14 18:57:56,523 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_querybuf [2021-12-14 18:57:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_ENABLE___0 [2021-12-14 18:57:56,524 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_ENABLE___0 [2021-12-14 18:57:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:57:56,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:57:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_write_out_dma [2021-12-14 18:57:56,525 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_write_out_dma [2021-12-14 18:57:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:57:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:57:56,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:57:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_format_by_fourcc [2021-12-14 18:57:56,525 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_format_by_fourcc [2021-12-14 18:57:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_dma_free [2021-12-14 18:57:56,526 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_dma_free [2021-12-14 18:57:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_next [2021-12-14 18:57:56,526 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_next [2021-12-14 18:57:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure program_capture_engine [2021-12-14 18:57:56,526 INFO L138 BoogieDeclarations]: Found implementation of procedure program_capture_engine [2021-12-14 18:57:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_close [2021-12-14 18:57:56,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_close [2021-12-14 18:57:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-14 18:57:56,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-14 18:57:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2021-12-14 18:57:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2021-12-14 18:57:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-14 18:57:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-14 18:57:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-14 18:57:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-14 18:57:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure fops_write [2021-12-14 18:57:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_write [2021-12-14 18:57:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_read [2021-12-14 18:57:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_read [2021-12-14 18:57:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:57:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:57:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure fops_poll [2021-12-14 18:57:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_poll [2021-12-14 18:57:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 18:57:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 18:57:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:57:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 18:57:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 18:57:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-14 18:57:56,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-14 18:57:57,551 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:57:57,554 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:57:57,772 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:58:53,564 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-14 18:58:53,620 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:58:53,635 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:58:53,635 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-14 18:58:53,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:58:53 BoogieIcfgContainer [2021-12-14 18:58:53,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:58:53,639 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:58:53,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:58:53,642 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:58:53,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:57:51" (1/3) ... [2021-12-14 18:58:53,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16697fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:58:53, skipping insertion in model container [2021-12-14 18:58:53,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:55" (2/3) ... [2021-12-14 18:58:53,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16697fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:58:53, skipping insertion in model container [2021-12-14 18:58:53,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:58:53" (3/3) ... [2021-12-14 18:58:53,643 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2021-12-14 18:58:53,647 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:58:53,647 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-14 18:58:53,683 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:58:53,687 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 [2021-12-14 18:58:53,687 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-14 18:58:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand has 3314 states, 2383 states have (on average 1.3445237096097356) internal successors, (3204), 2400 states have internal predecessors, (3204), 792 states have call successors, (792), 137 states have call predecessors, (792), 136 states have return successors, (783), 776 states have call predecessors, (783), 783 states have call successors, (783) [2021-12-14 18:58:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-12-14 18:58:53,747 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:58:53,748 INFO L514 BasicCegarLoop]: trace histogram [44, 44, 43, 43, 43, 43, 43, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:58:53,748 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 18:58:53,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:58:53,754 INFO L85 PathProgramCache]: Analyzing trace with hash -942785079, now seen corresponding path program 1 times [2021-12-14 18:58:53,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:58:53,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057850912] [2021-12-14 18:58:53,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:58:53,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:58:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 18:58:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 18:58:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 18:58:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 18:58:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 18:58:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 18:58:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 18:58:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 18:58:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 18:58:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 18:58:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 18:58:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 18:58:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 18:58:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:58:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 18:58:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:58:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:58:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:58:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:58:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 18:58:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 18:58:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 18:58:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 18:58:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:54,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:58:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 18:58:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:58:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 18:58:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 18:58:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 18:58:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 18:58:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 18:58:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 18:58:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 18:58:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 18:58:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 18:58:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 18:58:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-14 18:58:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-14 18:58:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-14 18:58:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-14 18:58:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-14 18:58:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-14 18:58:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-14 18:58:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:58:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-14 18:58:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-12-14 18:58:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:58:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8256 trivial. 0 not checked. [2021-12-14 18:58:55,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:58:55,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057850912] [2021-12-14 18:58:55,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057850912] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:58:55,411 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:58:55,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 18:58:55,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221052437] [2021-12-14 18:58:55,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:58:55,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 18:58:55,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:58:55,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 18:58:55,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 18:58:55,442 INFO L87 Difference]: Start difference. First operand has 3314 states, 2383 states have (on average 1.3445237096097356) internal successors, (3204), 2400 states have internal predecessors, (3204), 792 states have call successors, (792), 137 states have call predecessors, (792), 136 states have return successors, (783), 776 states have call predecessors, (783), 783 states have call successors, (783) Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46)