./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.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 98d50d623f72baafe13ab6a5d1ec3f840fccd437bd559cdde24b5507886949f9 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:47:35,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:47:35,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:47:35,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:47:35,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:47:35,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:47:35,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:47:35,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:47:35,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:47:35,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:47:35,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:47:35,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:47:35,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:47:35,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:47:35,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:47:35,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:47:35,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:47:35,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:47:35,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:47:35,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:47:35,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:47:35,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:47:35,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:47:35,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:47:35,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:47:35,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:47:35,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:47:35,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:47:35,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:47:35,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:47:35,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:47:35,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:47:35,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:47:35,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:47:35,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:47:35,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:47:35,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:47:35,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:47:35,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:47:35,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:47:35,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:47:35,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:47:35,614 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:47:35,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:47:35,615 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:47:35,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:47:35,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:47:35,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:47:35,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:47:35,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:47:35,616 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:47:35,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:47:35,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:47:35,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:47:35,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:47:35,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:47:35,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:47:35,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:47:35,618 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:47:35,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:47:35,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:47:35,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:47:35,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:47:35,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:47:35,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:47:35,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:47:35,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:47:35,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:47:35,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:47:35,619 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:47:35,620 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:47:35,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:47:35,620 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:47:35,620 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98d50d623f72baafe13ab6a5d1ec3f840fccd437bd559cdde24b5507886949f9 [2021-12-14 18:47:35,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:47:35,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:47:35,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:47:35,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:47:35,779 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:47:35,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i [2021-12-14 18:47:35,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/780a6e4c8/83d4b4ddf386407abd8be690381c6113/FLAGc48852bf0 [2021-12-14 18:47:36,473 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:47:36,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i [2021-12-14 18:47:36,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/780a6e4c8/83d4b4ddf386407abd8be690381c6113/FLAGc48852bf0 [2021-12-14 18:47:36,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/780a6e4c8/83d4b4ddf386407abd8be690381c6113 [2021-12-14 18:47:36,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:47:36,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:47:36,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:47:36,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:47:36,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:47:36,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:47:36" (1/1) ... [2021-12-14 18:47:36,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a00b20f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:36, skipping insertion in model container [2021-12-14 18:47:36,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:47:36" (1/1) ... [2021-12-14 18:47:36,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:47:37,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:47:39,035 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[515692,515705] [2021-12-14 18:47:39,037 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[515861,515874] [2021-12-14 18:47:39,038 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[516028,516041] [2021-12-14 18:47:39,041 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[516196,516209] [2021-12-14 18:47:39,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:47:39,079 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:47:39,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[515692,515705] [2021-12-14 18:47:39,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[515861,515874] [2021-12-14 18:47:39,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[516028,516041] [2021-12-14 18:47:39,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i[516196,516209] [2021-12-14 18:47:39,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:47:39,655 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:47:39,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39 WrapperNode [2021-12-14 18:47:39,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:47:39,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:47:39,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:47:39,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:47:39,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:39,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,088 INFO L137 Inliner]: procedures = 394, calls = 6166, calls flagged for inlining = 164, calls inlined = 141, statements flattened = 16285 [2021-12-14 18:47:40,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:47:40,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:47:40,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:47:40,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:47:40,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:47:40,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:47:40,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:47:40,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:47:40,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (1/1) ... [2021-12-14 18:47:40,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:47:40,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:47:40,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 18:47:40,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 18:47:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-14 18:47:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-14 18:47:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure to_sd [2021-12-14 18:47:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sd [2021-12-14 18:47:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_tuner [2021-12-14 18:47:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_tuner [2021-12-14 18:47:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:47:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:47:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx2388x [2021-12-14 18:47:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx2388x [2021-12-14 18:47:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_tuner [2021-12-14 18:47:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_tuner [2021-12-14 18:47:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx2583x [2021-12-14 18:47:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx2583x [2021-12-14 18:47:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 18:47:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 18:47:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure to_ir_state [2021-12-14 18:47:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure to_ir_state [2021-12-14 18:47:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_width_count_to_ns [2021-12-14 18:47:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_width_count_to_ns [2021-12-14 18:47:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_53 [2021-12-14 18:47:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_53 [2021-12-14 18:47:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 18:47:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-14 18:47:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-12-14 18:47:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-12-14 18:47:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rx_kfifo_lock_of_cx25840_ir_state [2021-12-14 18:47:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rx_kfifo_lock_of_cx25840_ir_state [2021-12-14 18:47:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-12-14 18:47:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-12-14 18:47:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:47:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:47:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_sliced_fmt [2021-12-14 18:47:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_sliced_fmt [2021-12-14 18:47:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:47:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2021-12-14 18:47:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2021-12-14 18:47:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_resolution [2021-12-14 18:47:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_resolution [2021-12-14 18:47:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-14 18:47:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-14 18:47:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:47:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure cx25836_initialize [2021-12-14 18:47:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25836_initialize [2021-12-14 18:47:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_write4 [2021-12-14 18:47:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_write4 [2021-12-14 18:47:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_s_ext_ctrls [2021-12-14 18:47:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_s_ext_ctrls [2021-12-14 18:47:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:47:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_frequency [2021-12-14 18:47:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_frequency [2021-12-14 18:47:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-14 18:47:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-14 18:47:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_std_setup [2021-12-14 18:47:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_std_setup [2021-12-14 18:47:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:47:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2021-12-14 18:47:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2021-12-14 18:47:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:47:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:47:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure control_tx_modulation_enable [2021-12-14 18:47:40,498 INFO L138 BoogieDeclarations]: Found implementation of procedure control_tx_modulation_enable [2021-12-14 18:47:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure cx23885_initialize [2021-12-14 18:47:40,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cx23885_initialize [2021-12-14 18:47:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_raw_fmt [2021-12-14 18:47:40,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_raw_fmt [2021-12-14 18:47:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_and_or [2021-12-14 18:47:40,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_and_or [2021-12-14 18:47:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_s_ctrl [2021-12-14 18:47:40,499 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_s_ctrl [2021-12-14 18:47:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure set_audclk_freq [2021-12-14 18:47:40,499 INFO L138 BoogieDeclarations]: Found implementation of procedure set_audclk_freq [2021-12-14 18:47:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_g_parameters [2021-12-14 18:47:40,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_g_parameters [2021-12-14 18:47:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_initialize [2021-12-14 18:47:40,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_initialize [2021-12-14 18:47:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_input_status [2021-12-14 18:47:40,500 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_input_status [2021-12-14 18:47:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure lpf_count_to_ns [2021-12-14 18:47:40,500 INFO L138 BoogieDeclarations]: Found implementation of procedure lpf_count_to_ns [2021-12-14 18:47:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 18:47:40,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 18:47:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_set_audclk_freq [2021-12-14 18:47:40,500 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_set_audclk_freq [2021-12-14 18:47:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:47:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_width_count_to_us [2021-12-14 18:47:40,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_width_count_to_us [2021-12-14 18:47:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:47:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 18:47:40,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 18:47:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:47:40,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:47:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:47:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:47:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2021-12-14 18:47:40,502 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2021-12-14 18:47:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_decode_vbi_line [2021-12-14 18:47:40,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_decode_vbi_line [2021-12-14 18:47:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_clocks_to_clock_divider [2021-12-14 18:47:40,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_clocks_to_clock_divider [2021-12-14 18:47:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx231xx [2021-12-14 18:47:40,502 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx231xx [2021-12-14 18:47:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-12-14 18:47:40,502 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-12-14 18:47:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_probe [2021-12-14 18:47:40,503 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_probe [2021-12-14 18:47:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-14 18:47:40,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-14 18:47:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-14 18:47:40,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-14 18:47:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure odd_parity [2021-12-14 18:47:40,503 INFO L138 BoogieDeclarations]: Found implementation of procedure odd_parity [2021-12-14 18:47:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_enable [2021-12-14 18:47:40,504 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_enable [2021-12-14 18:47:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-14 18:47:40,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-14 18:47:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure filter_rx_s_min_width [2021-12-14 18:47:40,504 INFO L138 BoogieDeclarations]: Found implementation of procedure filter_rx_s_min_width [2021-12-14 18:47:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_shutdown [2021-12-14 18:47:40,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_shutdown [2021-12-14 18:47:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-14 18:47:40,505 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-14 18:47:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:47:40,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:47:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_g_ctrl [2021-12-14 18:47:40,505 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_g_ctrl [2021-12-14 18:47:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_s_parameters [2021-12-14 18:47:40,505 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_s_parameters [2021-12-14 18:47:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:47:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:47:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:47:40,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:47:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure input_change [2021-12-14 18:47:40,506 INFO L138 BoogieDeclarations]: Found implementation of procedure input_change [2021-12-14 18:47:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_g_parameters [2021-12-14 18:47:40,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_g_parameters [2021-12-14 18:47:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_querymenu [2021-12-14 18:47:40,506 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_querymenu [2021-12-14 18:47:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 18:47:40,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 18:47:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 18:47:40,507 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 18:47:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_probe [2021-12-14 18:47:40,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_probe [2021-12-14 18:47:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-14 18:47:40,507 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-14 18:47:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_shutdown [2021-12-14 18:47:40,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_shutdown [2021-12-14 18:47:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:47:40,508 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:47:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure control_tx_enable [2021-12-14 18:47:40,508 INFO L138 BoogieDeclarations]: Found implementation of procedure control_tx_enable [2021-12-14 18:47:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 18:47:40,508 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 18:47:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:47:40,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:47:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_freq_to_clock_divider [2021-12-14 18:47:40,508 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_freq_to_clock_divider [2021-12-14 18:47:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_demodulation_enable [2021-12-14 18:47:40,509 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_demodulation_enable [2021-12-14 18:47:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-12-14 18:47:40,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-12-14 18:47:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:47:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:47:40,509 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:47:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_write [2021-12-14 18:47:40,509 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_write [2021-12-14 18:47:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-12-14 18:47:40,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-12-14 18:47:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:47:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_mbus_fmt [2021-12-14 18:47:40,510 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_mbus_fmt [2021-12-14 18:47:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure set_volume [2021-12-14 18:47:40,510 INFO L138 BoogieDeclarations]: Found implementation of procedure set_volume [2021-12-14 18:47:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure cx231xx_initialize [2021-12-14 18:47:40,510 INFO L138 BoogieDeclarations]: Found implementation of procedure cx231xx_initialize [2021-12-14 18:47:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_g_ext_ctrls [2021-12-14 18:47:40,511 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_g_ext_ctrls [2021-12-14 18:47:40,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:47:40,511 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-14 18:47:40,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-14 18:47:40,511 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 18:47:40,511 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 18:47:40,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-14 18:47:40,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-14 18:47:40,511 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 18:47:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 18:47:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_try_ext_ctrls [2021-12-14 18:47:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_try_ext_ctrls [2021-12-14 18:47:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata___0 [2021-12-14 18:47:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata___0 [2021-12-14 18:47:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure irqenable_tx [2021-12-14 18:47:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure irqenable_tx [2021-12-14 18:47:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_queryctrl [2021-12-14 18:47:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_queryctrl [2021-12-14 18:47:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_freq [2021-12-14 18:47:40,513 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_freq [2021-12-14 18:47:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_std [2021-12-14 18:47:40,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_std [2021-12-14 18:47:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_s_parameters [2021-12-14 18:47:40,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_s_parameters [2021-12-14 18:47:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure to_state [2021-12-14 18:47:40,513 INFO L138 BoogieDeclarations]: Found implementation of procedure to_state [2021-12-14 18:47:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_register [2021-12-14 18:47:40,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_register [2021-12-14 18:47:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:47:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_register [2021-12-14 18:47:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_register [2021-12-14 18:47:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure set_input [2021-12-14 18:47:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure set_input [2021-12-14 18:47:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure cx23888_std_setup [2021-12-14 18:47:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cx23888_std_setup [2021-12-14 18:47:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-12-14 18:47:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-12-14 18:47:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure irqenable_rx [2021-12-14 18:47:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure irqenable_rx [2021-12-14 18:47:40,515 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_and_or4 [2021-12-14 18:47:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_and_or4 [2021-12-14 18:47:40,515 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_read [2021-12-14 18:47:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_read [2021-12-14 18:47:40,515 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_sliced_fmt [2021-12-14 18:47:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_sliced_fmt [2021-12-14 18:47:40,515 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2021-12-14 18:47:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2021-12-14 18:47:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_adapter_id [2021-12-14 18:47:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_adapter_id [2021-12-14 18:47:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_carrier_freq [2021-12-14 18:47:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_carrier_freq [2021-12-14 18:47:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-14 18:47:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-14 18:47:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_s_edge_detection [2021-12-14 18:47:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_s_edge_detection [2021-12-14 18:47:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-14 18:47:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-14 18:47:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_read4 [2021-12-14 18:47:40,517 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_read4 [2021-12-14 18:47:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:47:40,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:47:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:47:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-14 18:47:40,517 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-14 18:47:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-14 18:47:40,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-14 18:47:40,518 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23885 [2021-12-14 18:47:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23885 [2021-12-14 18:47:40,518 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_pulse_clocks [2021-12-14 18:47:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_pulse_clocks [2021-12-14 18:47:40,518 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23888 [2021-12-14 18:47:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23888 [2021-12-14 18:47:40,518 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23887 [2021-12-14 18:47:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23887 [2021-12-14 18:47:41,713 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:47:41,717 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:47:44,248 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:48:42,371 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:48:42,402 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:48:42,402 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 18:48:42,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:48:42 BoogieIcfgContainer [2021-12-14 18:48:42,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:48:42,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:48:42,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:48:42,412 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:48:42,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:47:36" (1/3) ... [2021-12-14 18:48:42,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12506ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:48:42, skipping insertion in model container [2021-12-14 18:48:42,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:47:39" (2/3) ... [2021-12-14 18:48:42,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12506ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:48:42, skipping insertion in model container [2021-12-14 18:48:42,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:48:42" (3/3) ... [2021-12-14 18:48:42,414 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i [2021-12-14 18:48:42,417 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:48:42,418 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-14 18:48:42,472 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:48:42,480 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 18:48:42,480 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-14 18:48:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 8434 states, 4832 states have (on average 1.1572847682119205) internal successors, (5592), 4859 states have internal predecessors, (5592), 3482 states have call successors, (3482), 117 states have call predecessors, (3482), 116 states have return successors, (3479), 3467 states have call predecessors, (3479), 3479 states have call successors, (3479) [2021-12-14 18:48:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-14 18:48:42,585 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:48:42,585 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:48:42,586 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 18:48:42,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:48:42,590 INFO L85 PathProgramCache]: Analyzing trace with hash 924645638, now seen corresponding path program 1 times [2021-12-14 18:48:42,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:48:42,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376553164] [2021-12-14 18:48:42,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:48:42,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:48:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:48:43,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-14 18:48:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:48:43,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 18:48:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:48:43,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 18:48:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:48:43,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:48:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:48:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 18:48:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:48:43,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 18:48:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:48:43,304 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-14 18:48:43,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:48:43,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376553164] [2021-12-14 18:48:43,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376553164] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:48:43,305 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:48:43,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:48:43,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116149594] [2021-12-14 18:48:43,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:48:43,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:48:43,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:48:43,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:48:43,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:48:43,356 INFO L87 Difference]: Start difference. First operand has 8434 states, 4832 states have (on average 1.1572847682119205) internal successors, (5592), 4859 states have internal predecessors, (5592), 3482 states have call successors, (3482), 117 states have call predecessors, (3482), 116 states have return successors, (3479), 3467 states have call predecessors, (3479), 3479 states have call successors, (3479) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-14 18:48:43,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:48:43,956 INFO L93 Difference]: Finished difference Result 16844 states and 25111 transitions. [2021-12-14 18:48:43,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 18:48:43,958 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2021-12-14 18:48:43,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:48:44,015 INFO L225 Difference]: With dead ends: 16844 [2021-12-14 18:48:44,015 INFO L226 Difference]: Without dead ends: 8426 [2021-12-14 18:48:44,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-14 18:48:44,067 INFO L933 BasicCegarLoop]: 12539 mSDtfsCounter, 12522 mSDsluCounter, 25069 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12530 SdHoareTripleChecker+Valid, 37608 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 18:48:44,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12530 Valid, 37608 Invalid, 16 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 18:48:44,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8426 states.