./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 05:12:04,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:12:04,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:12:04,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:12:04,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:12:04,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:12:04,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:12:04,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:12:04,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:12:04,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:12:04,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:12:04,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:12:04,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:12:04,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:12:04,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:12:04,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:12:04,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:12:04,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:12:04,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:12:04,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:12:04,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:12:04,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:12:04,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:12:04,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:12:04,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:12:04,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:12:04,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:12:04,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:12:04,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:12:04,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:12:04,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:12:04,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:12:04,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:12:04,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:12:04,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:12:04,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:12:04,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:12:04,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:12:04,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:12:04,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:12:04,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:12:04,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 05:12:04,961 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:12:04,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:12:04,961 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:12:04,962 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:12:04,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:12:04,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:12:04,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:12:04,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:12:04,963 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:12:04,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:12:04,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:12:04,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:12:04,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 05:12:04,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:12:04,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 05:12:04,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 05:12:04,965 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:12:04,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 05:12:04,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:12:04,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:12:04,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:12:04,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:12:04,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:12:04,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:12:04,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 05:12:04,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:12:04,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:12:04,967 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 05:12:04,967 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 05:12:04,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 05:12:04,968 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:12:04,968 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce86015a8790fe78c3fa1e0817dad1e3ce7732b16cd3bc300a77723095c4573b [2021-12-16 05:12:05,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:12:05,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:12:05,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:12:05,171 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:12:05,172 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:12:05,173 INFO L432 ainManager$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 [2021-12-16 05:12:05,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e59ad0d84/07f74e7814aa487c9377311431304f4b/FLAGcbdc3636c [2021-12-16 05:12:05,946 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:12:05,947 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 [2021-12-16 05:12:06,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e59ad0d84/07f74e7814aa487c9377311431304f4b/FLAGcbdc3636c [2021-12-16 05:12:06,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e59ad0d84/07f74e7814aa487c9377311431304f4b [2021-12-16 05:12:06,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:12:06,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:12:06,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:12:06,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:12:06,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:12:06,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:12:06" (1/1) ... [2021-12-16 05:12:06,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c5313d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:06, skipping insertion in model container [2021-12-16 05:12:06,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:12:06" (1/1) ... [2021-12-16 05:12:06,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:12:06,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:12:09,375 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] [2021-12-16 05:12:09,379 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] [2021-12-16 05:12:09,380 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] [2021-12-16 05:12:09,380 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] [2021-12-16 05:12:09,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:12:09,479 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 05:12:09,976 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] [2021-12-16 05:12:09,977 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] [2021-12-16 05:12:09,977 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] [2021-12-16 05:12:09,977 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] [2021-12-16 05:12:09,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:12:10,117 INFO L208 MainTranslator]: Completed translation [2021-12-16 05:12:10,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10 WrapperNode [2021-12-16 05:12:10,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:12:10,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 05:12:10,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 05:12:10,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 05:12:10,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:10,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:10,586 INFO L137 Inliner]: procedures = 487, calls = 6591, calls flagged for inlining = 235, calls inlined = 218, statements flattened = 12096 [2021-12-16 05:12:10,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 05:12:10,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 05:12:10,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 05:12:10,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 05:12:10,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:10,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:10,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:10,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:11,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:11,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:11,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:11,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 05:12:11,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 05:12:11,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 05:12:11,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 05:12:11,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (1/1) ... [2021-12-16 05:12:11,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:12:11,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 05:12:11,276 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) [2021-12-16 05:12:11,327 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 [2021-12-16 05:12:11,383 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2021-12-16 05:12:11,383 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2021-12-16 05:12:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2021-12-16 05:12:11,384 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2021-12-16 05:12:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE___0 [2021-12-16 05:12:11,384 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE___0 [2021-12-16 05:12:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_reqbufs [2021-12-16 05:12:11,384 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_reqbufs [2021-12-16 05:12:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 05:12:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 05:12:11,385 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-12-16 05:12:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-12-16 05:12:11,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 05:12:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 05:12:11,385 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-12-16 05:12:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-12-16 05:12:11,385 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-12-16 05:12:11,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-12-16 05:12:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_window [2021-12-16 05:12:11,386 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_window [2021-12-16 05:12:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-16 05:12:11,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-16 05:12:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-16 05:12:11,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-16 05:12:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_get [2021-12-16 05:12:11,387 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_get [2021-12-16 05:12:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure video_end [2021-12-16 05:12:11,387 INFO L138 BoogieDeclarations]: Found implementation of procedure video_end [2021-12-16 05:12:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure arch_spin_is_locked [2021-12-16 05:12:11,387 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_spin_is_locked [2021-12-16 05:12:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2021-12-16 05:12:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2021-12-16 05:12:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-12-16 05:12:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-12-16 05:12:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2021-12-16 05:12:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2021-12-16 05:12:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_queue [2021-12-16 05:12:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_queue [2021-12-16 05:12:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure video_close [2021-12-16 05:12:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure video_close [2021-12-16 05:12:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_open [2021-12-16 05:12:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_open [2021-12-16 05:12:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59 [2021-12-16 05:12:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59 [2021-12-16 05:12:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2021-12-16 05:12:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2021-12-16 05:12:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_alloc [2021-12-16 05:12:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_alloc [2021-12-16 05:12:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_54 [2021-12-16 05:12:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_54 [2021-12-16 05:12:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 05:12:11,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 05:12:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-12-16 05:12:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-12-16 05:12:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 05:12:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 05:12:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_irq_done [2021-12-16 05:12:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_irq_done [2021-12-16 05:12:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2021-12-16 05:12:11,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2021-12-16 05:12:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-12-16 05:12:11,393 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-12-16 05:12:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 05:12:11,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 05:12:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-12-16 05:12:11,393 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-12-16 05:12:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 05:12:11,394 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 05:12:11,394 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-12-16 05:12:11,394 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-12-16 05:12:11,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 05:12:11,394 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_overlay [2021-12-16 05:12:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_overlay [2021-12-16 05:12:11,395 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_dqbuf [2021-12-16 05:12:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_dqbuf [2021-12-16 05:12:11,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_60 [2021-12-16 05:12:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_60 [2021-12-16 05:12:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure video_irq_done [2021-12-16 05:12:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure video_irq_done [2021-12-16 05:12:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-16 05:12:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-16 05:12:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_saa7146_dev [2021-12-16 05:12:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_saa7146_dev [2021-12-16 05:12:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_overlay [2021-12-16 05:12:11,412 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_overlay [2021-12-16 05:12:11,412 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-12-16 05:12:11,412 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-12-16 05:12:11,412 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-16 05:12:11,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-16 05:12:11,412 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 05:12:11,413 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 05:12:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_eliminate [2021-12-16 05:12:11,413 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_eliminate [2021-12-16 05:12:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-12-16 05:12:11,414 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-12-16 05:12:11,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 05:12:11,414 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_qbuf [2021-12-16 05:12:11,414 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_qbuf [2021-12-16 05:12:11,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 05:12:11,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 05:12:11,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 05:12:11,414 INFO L130 BoogieDeclarations]: Found specification of procedure fops_read [2021-12-16 05:12:11,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_read [2021-12-16 05:12:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 05:12:11,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 05:12:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure release_all_pagetables [2021-12-16 05:12:11,415 INFO L138 BoogieDeclarations]: Found implementation of procedure release_all_pagetables [2021-12-16 05:12:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_finish [2021-12-16 05:12:11,415 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_finish [2021-12-16 05:12:11,416 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_output_format [2021-12-16 05:12:11,416 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_output_format [2021-12-16 05:12:11,417 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2021-12-16 05:12:11,417 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2021-12-16 05:12:11,419 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-16 05:12:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-16 05:12:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_stop [2021-12-16 05:12:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_stop [2021-12-16 05:12:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_free [2021-12-16 05:12:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_free [2021-12-16 05:12:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-12-16 05:12:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-12-16 05:12:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fbuf [2021-12-16 05:12:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fbuf [2021-12-16 05:12:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-16 05:12:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-16 05:12:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_free [2021-12-16 05:12:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_free [2021-12-16 05:12:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 05:12:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-16 05:12:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-16 05:12:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-16 05:12:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-16 05:12:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-16 05:12:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-16 05:12:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-16 05:12:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-16 05:12:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-16 05:12:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-16 05:12:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2021-12-16 05:12:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2021-12-16 05:12:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_build_single [2021-12-16 05:12:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_build_single [2021-12-16 05:12:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 05:12:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_s_ctrl [2021-12-16 05:12:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_s_ctrl [2021-12-16 05:12:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 05:12:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 05:12:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 05:12:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 05:12:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-16 05:12:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-16 05:12:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2021-12-16 05:12:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2021-12-16 05:12:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-12-16 05:12:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-12-16 05:12:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-16 05:12:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-16 05:12:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamon [2021-12-16 05:12:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamon [2021-12-16 05:12:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-16 05:12:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-16 05:12:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2021-12-16 05:12:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2021-12-16 05:12:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure video_init [2021-12-16 05:12:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure video_init [2021-12-16 05:12:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_overlay [2021-12-16 05:12:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_overlay [2021-12-16 05:12:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vbi_cap [2021-12-16 05:12:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vbi_cap [2021-12-16 05:12:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-16 05:12:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-16 05:12:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-16 05:12:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-16 05:12:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-12-16 05:12:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-12-16 05:12:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure fops_mmap [2021-12-16 05:12:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_mmap [2021-12-16 05:12:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 05:12:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 05:12:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_disable_clipping [2021-12-16 05:12:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_disable_clipping [2021-12-16 05:12:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2021-12-16 05:12:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2021-12-16 05:12:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 05:12:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 05:12:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-16 05:12:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-16 05:12:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_stop_preview [2021-12-16 05:12:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_stop_preview [2021-12-16 05:12:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-16 05:12:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-16 05:12:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_int_slock_of_saa7146_dev [2021-12-16 05:12:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_int_slock_of_saa7146_dev [2021-12-16 05:12:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_saa7146_dev [2021-12-16 05:12:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_saa7146_dev [2021-12-16 05:12:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-16 05:12:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-16 05:12:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure video_begin [2021-12-16 05:12:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure video_begin [2021-12-16 05:12:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-16 05:12:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-16 05:12:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure fops_open [2021-12-16 05:12:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_open [2021-12-16 05:12:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_init [2021-12-16 05:12:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_init [2021-12-16 05:12:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 05:12:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 05:12:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fbuf [2021-12-16 05:12:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fbuf [2021-12-16 05:12:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-16 05:12:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-16 05:12:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-16 05:12:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-16 05:12:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 05:12:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-16 05:12:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-16 05:12:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 05:12:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2021-12-16 05:12:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2021-12-16 05:12:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-16 05:12:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-16 05:12:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 05:12:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-12-16 05:12:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-12-16 05:12:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 05:12:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 05:12:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-16 05:12:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-16 05:12:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 05:12:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 05:12:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 05:12:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 05:12:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-12-16 05:12:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-12-16 05:12:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-16 05:12:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-16 05:12:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-12-16 05:12:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-12-16 05:12:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_start_preview [2021-12-16 05:12:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_start_preview [2021-12-16 05:12:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2021-12-16 05:12:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2021-12-16 05:12:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure fops_release [2021-12-16 05:12:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_release [2021-12-16 05:12:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_querybuf [2021-12-16 05:12:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_querybuf [2021-12-16 05:12:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_ENABLE___0 [2021-12-16 05:12:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_ENABLE___0 [2021-12-16 05:12:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 05:12:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 05:12:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_write_out_dma [2021-12-16 05:12:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_write_out_dma [2021-12-16 05:12:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 05:12:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 05:12:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 05:12:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_format_by_fourcc [2021-12-16 05:12:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_format_by_fourcc [2021-12-16 05:12:11,445 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_dma_free [2021-12-16 05:12:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_dma_free [2021-12-16 05:12:11,445 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_next [2021-12-16 05:12:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_next [2021-12-16 05:12:11,445 INFO L130 BoogieDeclarations]: Found specification of procedure program_capture_engine [2021-12-16 05:12:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure program_capture_engine [2021-12-16 05:12:11,445 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_close [2021-12-16 05:12:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_close [2021-12-16 05:12:11,446 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-16 05:12:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-16 05:12:11,446 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2021-12-16 05:12:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2021-12-16 05:12:11,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 05:12:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 05:12:11,446 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-16 05:12:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-16 05:12:11,446 INFO L130 BoogieDeclarations]: Found specification of procedure fops_write [2021-12-16 05:12:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_write [2021-12-16 05:12:11,447 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_read [2021-12-16 05:12:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_read [2021-12-16 05:12:11,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 05:12:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 05:12:11,447 INFO L130 BoogieDeclarations]: Found specification of procedure fops_poll [2021-12-16 05:12:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_poll [2021-12-16 05:12:11,447 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-16 05:12:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-16 05:12:11,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 05:12:11,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-16 05:12:11,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-16 05:12:11,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-16 05:12:11,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-16 05:12:12,486 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 05:12:12,489 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 05:12:12,725 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 05:13:11,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-16 05:13:11,787 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 05:13:11,804 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 05:13:11,805 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-16 05:13:11,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:13:11 BoogieIcfgContainer [2021-12-16 05:13:11,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 05:13:11,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 05:13:11,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 05:13:11,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 05:13:11,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 05:12:06" (1/3) ... [2021-12-16 05:13:11,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cb74d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:13:11, skipping insertion in model container [2021-12-16 05:13:11,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:12:10" (2/3) ... [2021-12-16 05:13:11,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cb74d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:13:11, skipping insertion in model container [2021-12-16 05:13:11,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:13:11" (3/3) ... [2021-12-16 05:13:11,821 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2021-12-16 05:13:11,824 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 05:13:11,825 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-16 05:13:11,875 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 05:13:11,881 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 [2021-12-16 05:13:11,881 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-16 05:13:11,938 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) [2021-12-16 05:13:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-12-16 05:13:11,962 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:13:11,963 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] [2021-12-16 05:13:11,964 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)] === [2021-12-16 05:13:11,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:13:11,968 INFO L85 PathProgramCache]: Analyzing trace with hash -942785079, now seen corresponding path program 1 times [2021-12-16 05:13:11,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:13:11,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583560612] [2021-12-16 05:13:11,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:13:11,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:13:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:13:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:13:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:13:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:13:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:13:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:13:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:13:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:13:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:13:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:13:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:13:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:13:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:13:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:12,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 05:13:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 05:13:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 05:13:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 05:13:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 05:13:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 05:13:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 05:13:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 05:13:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 05:13:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 05:13:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 05:13:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-16 05:13:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-16 05:13:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-16 05:13:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-16 05:13:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-16 05:13:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-16 05:13:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 05:13:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-16 05:13:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-16 05:13:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-16 05:13:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-16 05:13:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-16 05:13:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-16 05:13:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-16 05:13:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-16 05:13:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-16 05:13:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-16 05:13:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-16 05:13:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-16 05:13:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:13:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-16 05:13:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-12-16 05:13:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:13:13,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8256 trivial. 0 not checked. [2021-12-16 05:13:13,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:13:13,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583560612] [2021-12-16 05:13:13,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583560612] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:13:13,683 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:13:13,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 05:13:13,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457147765] [2021-12-16 05:13:13,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:13:13,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 05:13:13,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:13:13,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 05:13:13,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 05:13:13,713 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)