/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-i2c-cx25840-cx25840.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 16:34:32,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 16:34:32,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 16:34:32,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 16:34:32,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 16:34:32,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 16:34:32,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 16:34:32,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 16:34:32,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 16:34:32,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 16:34:32,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 16:34:32,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 16:34:32,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 16:34:32,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 16:34:32,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 16:34:32,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 16:34:32,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 16:34:32,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 16:34:32,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 16:34:32,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 16:34:32,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 16:34:32,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 16:34:32,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 16:34:32,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 16:34:32,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 16:34:32,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 16:34:32,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 16:34:32,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 16:34:32,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 16:34:32,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 16:34:32,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 16:34:32,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 16:34:32,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 16:34:32,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 16:34:32,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 16:34:32,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 16:34:32,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 16:34:32,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 16:34:32,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 16:34:32,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 16:34:32,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 16:34:32,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 16:34:33,023 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 16:34:33,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 16:34:33,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 16:34:33,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 16:34:33,030 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 16:34:33,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 16:34:33,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 16:34:33,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 16:34:33,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 16:34:33,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 16:34:33,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 16:34:33,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 16:34:33,033 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 16:34:33,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 16:34:33,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 16:34:33,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 16:34:33,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 16:34:33,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 16:34:33,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 16:34:33,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 16:34:33,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 16:34:33,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 16:34:33,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 16:34:33,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 16:34:33,035 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 16:34:33,036 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 16:34:33,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 16:34:33,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 16:34:33,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 16:34:33,479 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 16:34:33,480 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 16:34:33,481 INFO L432 ainManager$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 [2020-12-22 16:34:33,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403f893e3/4db6296d55154d35a515cb5f515cdb1b/FLAG79275e21a [2020-12-22 16:34:34,835 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 16:34:34,836 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 [2020-12-22 16:34:34,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403f893e3/4db6296d55154d35a515cb5f515cdb1b/FLAG79275e21a [2020-12-22 16:34:35,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403f893e3/4db6296d55154d35a515cb5f515cdb1b [2020-12-22 16:34:35,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 16:34:35,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 16:34:35,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 16:34:35,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 16:34:35,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 16:34:35,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:34:35" (1/1) ... [2020-12-22 16:34:35,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d35c053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:35, skipping insertion in model container [2020-12-22 16:34:35,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:34:35" (1/1) ... [2020-12-22 16:34:35,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 16:34:35,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 16:34:39,746 WARN L226 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] [2020-12-22 16:34:39,749 WARN L226 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] [2020-12-22 16:34:39,750 WARN L226 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] [2020-12-22 16:34:39,751 WARN L226 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] [2020-12-22 16:34:39,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 16:34:39,807 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 16:34:40,672 WARN L226 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] [2020-12-22 16:34:40,673 WARN L226 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] [2020-12-22 16:34:40,673 WARN L226 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] [2020-12-22 16:34:40,674 WARN L226 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] [2020-12-22 16:34:40,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 16:34:41,397 INFO L208 MainTranslator]: Completed translation [2020-12-22 16:34:41,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41 WrapperNode [2020-12-22 16:34:41,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 16:34:41,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 16:34:41,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 16:34:41,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 16:34:41,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:34:41,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:39,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 16:35:39,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 16:35:39,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 16:35:39,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 16:35:39,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:39,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:43,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:43,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:51,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:52,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:54,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... [2020-12-22 16:35:57,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 16:35:57,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 16:35:57,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 16:35:57,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 16:35:57,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:34:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 16:35:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 16:35:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 16:35:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 16:35:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 16:35:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 16:35:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 16:35:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-12-22 16:35:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_probe [2020-12-22 16:35:57,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_probe [2020-12-22 16:35:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 16:35:57,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 16:35:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 16:35:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 16:35:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_probe [2020-12-22 16:35:57,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_probe [2020-12-22 16:35:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 16:35:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 16:35:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 16:35:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 16:35:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-12-22 16:35:57,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-12-22 16:35:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int