./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_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 84c3cd9f2d964ef70410e7a0d1394c510500a590ba49afbae062bd2d798f4c53 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:49:42,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:49:42,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:49:43,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:49:43,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:49:43,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:49:43,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:49:43,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:49:43,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:49:43,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:49:43,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:49:43,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:49:43,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:49:43,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:49:43,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:49:43,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:49:43,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:49:43,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:49:43,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:49:43,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:49:43,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:49:43,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:49:43,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:49:43,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:49:43,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:49:43,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:49:43,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:49:43,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:49:43,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:49:43,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:49:43,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:49:43,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:49:43,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:49:43,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:49:43,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:49:43,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:49:43,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:49:43,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:49:43,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:49:43,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:49:43,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:49:43,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:49:43,126 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:49:43,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:49:43,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:49:43,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:49:43,132 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:49:43,133 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:49:43,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:49:43,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:49:43,133 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:49:43,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:49:43,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:49:43,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:49:43,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:49:43,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:49:43,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:49:43,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:49:43,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:49:43,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:49:43,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:49:43,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:49:43,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:49:43,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:49:43,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:49:43,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:49:43,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:49:43,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:49:43,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:49:43,137 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:49:43,137 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:49:43,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:49:43,138 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:49:43,138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84c3cd9f2d964ef70410e7a0d1394c510500a590ba49afbae062bd2d798f4c53 [2021-12-22 15:49:43,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:49:43,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:49:43,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:49:43,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:49:43,387 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:49:43,388 INFO L432 ainManager$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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2021-12-22 15:49:43,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6dc9f20/5d2bfb93e4884fdeb3c426de98e73d10/FLAG2d2ce7d98 [2021-12-22 15:49:44,172 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:49:44,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2021-12-22 15:49:44,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6dc9f20/5d2bfb93e4884fdeb3c426de98e73d10/FLAG2d2ce7d98 [2021-12-22 15:49:44,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6dc9f20/5d2bfb93e4884fdeb3c426de98e73d10 [2021-12-22 15:49:44,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:49:44,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:49:44,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:49:44,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:49:44,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:49:44,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:49:44" (1/1) ... [2021-12-22 15:49:44,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce3096b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:44, skipping insertion in model container [2021-12-22 15:49:44,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:49:44" (1/1) ... [2021-12-22 15:49:44,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:49:44,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:49:47,532 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[497885,497898] [2021-12-22 15:49:47,535 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498051,498064] [2021-12-22 15:49:47,536 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498215,498228] [2021-12-22 15:49:47,536 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498380,498393] [2021-12-22 15:49:47,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:49:47,620 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:49:48,056 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[497885,497898] [2021-12-22 15:49:48,057 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498051,498064] [2021-12-22 15:49:48,057 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498215,498228] [2021-12-22 15:49:48,057 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498380,498393] [2021-12-22 15:49:48,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:49:48,172 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:49:48,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48 WrapperNode [2021-12-22 15:49:48,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:49:48,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:49:48,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:49:48,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:49:48,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:48,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:48,658 INFO L137 Inliner]: procedures = 447, calls = 6502, calls flagged for inlining = 237, calls inlined = 218, statements flattened = 11805 [2021-12-22 15:49:48,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:49:48,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:49:48,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:49:48,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:49:48,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:48,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:48,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:48,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:49,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:49,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:49,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:49,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:49:49,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:49:49,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:49:49,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:49:49,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (1/1) ... [2021-12-22 15:49:49,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:49:49,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:49:49,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:49:49,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:49:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2021-12-22 15:49:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2021-12-22 15:49:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2021-12-22 15:49:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2021-12-22 15:49:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_reqbufs [2021-12-22 15:49:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_reqbufs [2021-12-22 15:49:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:49:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:49:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-12-22 15:49:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-12-22 15:49:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:49:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:49:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-12-22 15:49:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-12-22 15:49:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-12-22 15:49:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-12-22 15:49:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_window [2021-12-22 15:49:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_window [2021-12-22 15:49:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:49:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:49:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_get [2021-12-22 15:49:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_get [2021-12-22 15:49:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure video_end [2021-12-22 15:49:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure video_end [2021-12-22 15:49:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure arch_spin_is_locked [2021-12-22 15:49:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_spin_is_locked [2021-12-22 15:49:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2021-12-22 15:49:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2021-12-22 15:49:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-12-22 15:49:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-12-22 15:49:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:49:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:49:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2021-12-22 15:49:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2021-12-22 15:49:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_queue [2021-12-22 15:49:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_queue [2021-12-22 15:49:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure video_close [2021-12-22 15:49:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure video_close [2021-12-22 15:49:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_open [2021-12-22 15:49:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_open [2021-12-22 15:49:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2021-12-22 15:49:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2021-12-22 15:49:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_alloc [2021-12-22 15:49:49,323 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_alloc [2021-12-22 15:49:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:49:49,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:49:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-12-22 15:49:49,323 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-12-22 15:49:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:49:49,323 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:49:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_irq_done [2021-12-22 15:49:49,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_irq_done [2021-12-22 15:49:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2021-12-22 15:49:49,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2021-12-22 15:49:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-12-22 15:49:49,324 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-12-22 15:49:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:49:49,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:49:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-12-22 15:49:49,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-12-22 15:49:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:49:49,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:49:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:49:49,325 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:49:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-12-22 15:49:49,325 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-12-22 15:49:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:49:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_overlay [2021-12-22 15:49:49,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_overlay [2021-12-22 15:49:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_dqbuf [2021-12-22 15:49:49,326 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_dqbuf [2021-12-22 15:49:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure video_irq_done [2021-12-22 15:49:49,326 INFO L138 BoogieDeclarations]: Found implementation of procedure video_irq_done [2021-12-22 15:49:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-22 15:49:49,326 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-22 15:49:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:49:49,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:49:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_overlay [2021-12-22 15:49:49,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_overlay [2021-12-22 15:49:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_video_device [2021-12-22 15:49:49,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_video_device [2021-12-22 15:49:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-12-22 15:49:49,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-12-22 15:49:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-22 15:49:49,327 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-22 15:49:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:49:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:49:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_eliminate [2021-12-22 15:49:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_eliminate [2021-12-22 15:49:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-12-22 15:49:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-12-22 15:49:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:49:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_qbuf [2021-12-22 15:49:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_qbuf [2021-12-22 15:49:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:49:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:49:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:49:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure fops_read [2021-12-22 15:49:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_read [2021-12-22 15:49:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:49:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:49:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure release_all_pagetables [2021-12-22 15:49:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure release_all_pagetables [2021-12-22 15:49:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_finish [2021-12-22 15:49:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_finish [2021-12-22 15:49:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_output_format [2021-12-22 15:49:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_output_format [2021-12-22 15:49:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2021-12-22 15:49:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2021-12-22 15:49:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-22 15:49:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-22 15:49:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_stop [2021-12-22 15:49:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_stop [2021-12-22 15:49:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_free [2021-12-22 15:49:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_free [2021-12-22 15:49:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-12-22 15:49:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-12-22 15:49:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fbuf [2021-12-22 15:49:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fbuf [2021-12-22 15:49:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_free [2021-12-22 15:49:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_free [2021-12-22 15:49:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:49:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:49:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:49:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-22 15:49:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-22 15:49:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:49:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:49:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-22 15:49:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-22 15:49:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-22 15:49:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-22 15:49:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2021-12-22 15:49:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2021-12-22 15:49:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_build_single [2021-12-22 15:49:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_build_single [2021-12-22 15:49:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:49:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_s_ctrl [2021-12-22 15:49:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_s_ctrl [2021-12-22 15:49:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:49:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:49:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:49:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:49:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:49:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:49:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2021-12-22 15:49:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2021-12-22 15:49:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_video_device [2021-12-22 15:49:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_video_device [2021-12-22 15:49:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-12-22 15:49:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-12-22 15:49:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 15:49:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 15:49:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamon [2021-12-22 15:49:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamon [2021-12-22 15:49:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2021-12-22 15:49:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2021-12-22 15:49:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure video_init [2021-12-22 15:49:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure video_init [2021-12-22 15:49:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_overlay [2021-12-22 15:49:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_overlay [2021-12-22 15:49:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vbi_cap [2021-12-22 15:49:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vbi_cap [2021-12-22 15:49:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-22 15:49:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-22 15:49:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-22 15:49:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-22 15:49:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-12-22 15:49:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-12-22 15:49:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure fops_mmap [2021-12-22 15:49:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_mmap [2021-12-22 15:49:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:49:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:49:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_disable_clipping [2021-12-22 15:49:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_disable_clipping [2021-12-22 15:49:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2021-12-22 15:49:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2021-12-22 15:49:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:49:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:49:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_stop_preview [2021-12-22 15:49:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_stop_preview [2021-12-22 15:49:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-22 15:49:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-22 15:49:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_ENABLE [2021-12-22 15:49:49,339 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_ENABLE [2021-12-22 15:49:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure video_begin [2021-12-22 15:49:49,339 INFO L138 BoogieDeclarations]: Found implementation of procedure video_begin [2021-12-22 15:49:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2021-12-22 15:49:49,339 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2021-12-22 15:49:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure fops_open [2021-12-22 15:49:49,339 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_open [2021-12-22 15:49:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_init [2021-12-22 15:49:49,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_init [2021-12-22 15:49:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:49:49,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:49:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fbuf [2021-12-22 15:49:49,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fbuf [2021-12-22 15:49:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-22 15:49:49,340 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-22 15:49:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-22 15:49:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-22 15:49:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:49:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:49:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:49:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:49:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2021-12-22 15:49:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2021-12-22 15:49:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-22 15:49:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-22 15:49:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:49:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-12-22 15:49:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-12-22 15:49:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:49:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:49:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 15:49:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 15:49:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:49:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:49:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:49:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:49:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-12-22 15:49:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-12-22 15:49:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:49:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:49:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-12-22 15:49:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-12-22 15:49:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 15:49:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 15:49:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_start_preview [2021-12-22 15:49:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_start_preview [2021-12-22 15:49:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure fops_release [2021-12-22 15:49:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_release [2021-12-22 15:49:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_querybuf [2021-12-22 15:49:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_querybuf [2021-12-22 15:49:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:49:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:49:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 15:49:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 15:49:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_write_out_dma [2021-12-22 15:49:49,345 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_write_out_dma [2021-12-22 15:49:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:49:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:49:49,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:49:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_format_by_fourcc [2021-12-22 15:49:49,345 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_format_by_fourcc [2021-12-22 15:49:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_dma_free [2021-12-22 15:49:49,345 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_dma_free [2021-12-22 15:49:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_next [2021-12-22 15:49:49,346 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_next [2021-12-22 15:49:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure program_capture_engine [2021-12-22 15:49:49,346 INFO L138 BoogieDeclarations]: Found implementation of procedure program_capture_engine [2021-12-22 15:49:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_close [2021-12-22 15:49:49,346 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_close [2021-12-22 15:49:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_video_device [2021-12-22 15:49:49,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_video_device [2021-12-22 15:49:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-22 15:49:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-22 15:49:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2021-12-22 15:49:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2021-12-22 15:49:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:49:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:49:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 15:49:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 15:49:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure fops_write [2021-12-22 15:49:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_write [2021-12-22 15:49:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_read [2021-12-22 15:49:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_read [2021-12-22 15:49:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:49:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:49:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:49:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:49:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure fops_poll [2021-12-22 15:49:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_poll [2021-12-22 15:49:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-22 15:49:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-22 15:49:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:49:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 15:49:49,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 15:49:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:49:49,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:49:50,449 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:49:50,452 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:49:50,657 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:50:54,166 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:50:54,269 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:50:54,291 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:50:54,292 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-22 15:50:54,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:50:54 BoogieIcfgContainer [2021-12-22 15:50:54,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:50:54,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:50:54,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:50:54,299 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:50:54,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:49:44" (1/3) ... [2021-12-22 15:50:54,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393b1b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:50:54, skipping insertion in model container [2021-12-22 15:50:54,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:48" (2/3) ... [2021-12-22 15:50:54,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393b1b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:50:54, skipping insertion in model container [2021-12-22 15:50:54,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:50:54" (3/3) ... [2021-12-22 15:50:54,304 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2021-12-22 15:50:54,308 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:50:54,308 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-22 15:50:54,349 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:50:54,354 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:50:54,354 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-22 15:50:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand has 3280 states, 2373 states have (on average 1.3463969658659924) internal successors, (3195), 2390 states have internal predecessors, (3195), 772 states have call successors, (772), 133 states have call predecessors, (772), 132 states have return successors, (763), 756 states have call predecessors, (763), 763 states have call successors, (763) [2021-12-22 15:50:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-12-22 15:50:54,430 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:50:54,431 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] [2021-12-22 15:50:54,432 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:50:54,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:50:54,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1580515086, now seen corresponding path program 1 times [2021-12-22 15:50:54,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:50:54,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827469812] [2021-12-22 15:50:54,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:50:54,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:50:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat