java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-16 00:13:10,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-16 00:13:10,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-16 00:13:10,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-16 00:13:10,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-16 00:13:10,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-16 00:13:10,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-16 00:13:10,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-16 00:13:10,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-16 00:13:10,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-16 00:13:10,183 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-16 00:13:10,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-16 00:13:10,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-16 00:13:10,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-16 00:13:10,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-16 00:13:10,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-16 00:13:10,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-16 00:13:10,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-16 00:13:10,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-16 00:13:10,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-16 00:13:10,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-16 00:13:10,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-16 00:13:10,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-16 00:13:10,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-16 00:13:10,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-16 00:13:10,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-16 00:13:10,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-16 00:13:10,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-16 00:13:10,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-16 00:13:10,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-16 00:13:10,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-16 00:13:10,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-16 00:13:10,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-16 00:13:10,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-16 00:13:10,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-16 00:13:10,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-16 00:13:10,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-16 00:13:10,238 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-16 00:13:10,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-16 00:13:10,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-16 00:13:10,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-16 00:13:10,240 INFO L138 SettingsManager]: * Use SBE=true [2019-08-16 00:13:10,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-16 00:13:10,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-16 00:13:10,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-16 00:13:10,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-16 00:13:10,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-16 00:13:10,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-16 00:13:10,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-16 00:13:10,243 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-16 00:13:10,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-16 00:13:10,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-16 00:13:10,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-16 00:13:10,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-16 00:13:10,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-16 00:13:10,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-16 00:13:10,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-16 00:13:10,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-16 00:13:10,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-16 00:13:10,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-16 00:13:10,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-16 00:13:10,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-16 00:13:10,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-16 00:13:10,247 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-16 00:13:10,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-16 00:13:10,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-16 00:13:10,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-16 00:13:10,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-16 00:13:10,307 INFO L275 PluginConnector]: CDTParser initialized [2019-08-16 00:13:10,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-08-16 00:13:10,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8e228116/eba10afeb9664f1eb9c3362e960e4354/FLAGca6891b67 [2019-08-16 00:13:11,560 INFO L306 CDTParser]: Found 1 translation units. [2019-08-16 00:13:11,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-08-16 00:13:11,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8e228116/eba10afeb9664f1eb9c3362e960e4354/FLAGca6891b67 [2019-08-16 00:13:11,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8e228116/eba10afeb9664f1eb9c3362e960e4354 [2019-08-16 00:13:11,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-16 00:13:11,780 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-16 00:13:11,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-16 00:13:11,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-16 00:13:11,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-16 00:13:11,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.08 12:13:11" (1/1) ... [2019-08-16 00:13:11,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe74f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.08 12:13:11, skipping insertion in model container [2019-08-16 00:13:11,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.08 12:13:11" (1/1) ... [2019-08-16 00:13:11,796 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-16 00:13:12,098 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-16 00:13:19,998 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2019-08-16 00:13:19,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b025068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.08 12:13:19, skipping insertion in model container [2019-08-16 00:13:19,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-16 00:13:20,000 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-08-16 00:13:20,003 INFO L168 Benchmark]: Toolchain (without parser) took 8222.12 ms. Allocated memory was 173.5 MB in the beginning and 302.5 MB in the end (delta: 129.0 MB). Free memory was 125.7 MB in the beginning and 219.7 MB in the end (delta: -94.1 MB). Peak memory consumption was 177.8 MB. Max. memory is 7.1 GB. [2019-08-16 00:13:20,004 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-16 00:13:20,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8218.81 ms. Allocated memory was 173.5 MB in the beginning and 302.5 MB in the end (delta: 129.0 MB). Free memory was 125.7 MB in the beginning and 219.7 MB in the end (delta: -94.1 MB). Peak memory consumption was 177.8 MB. Max. memory is 7.1 GB. [2019-08-16 00:13:20,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 8218.81 ms. Allocated memory was 173.5 MB in the beginning and 302.5 MB in the end (delta: 129.0 MB). Free memory was 125.7 MB in the beginning and 219.7 MB in the end (delta: -94.1 MB). Peak memory consumption was 177.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15113]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...