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-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-09-02 01:07:51,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 01:07:51,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 01:07:51,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 01:07:51,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 01:07:51,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 01:07:51,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 01:07:51,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 01:07:51,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 01:07:51,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 01:07:51,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 01:07:51,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 01:07:51,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 01:07:51,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 01:07:51,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 01:07:51,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 01:07:51,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 01:07:51,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 01:07:51,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 01:07:51,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 01:07:51,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 01:07:51,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 01:07:51,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 01:07:51,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 01:07:51,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-02 01:07:51,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-02 01:07:51,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-02 01:07:51,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-02 01:07:51,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-02 01:07:51,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-02 01:07:51,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 01:07:51,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 01:07:51,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 01:07:51,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 01:07:51,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 01:07:51,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 01:07:51,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 01:07:51,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 01:07:51,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 01:07:51,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 01:07:51,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 01:07:51,143 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 [2019-09-02 01:07:51,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 01:07:51,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 01:07:51,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 01:07:51,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 01:07:51,163 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 01:07:51,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 01:07:51,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 01:07:51,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 01:07:51,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 01:07:51,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 01:07:51,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 01:07:51,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 01:07:51,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 01:07:51,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 01:07:51,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 01:07:51,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 01:07:51,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 01:07:51,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 01:07:51,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 01:07:51,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 01:07:51,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 01:07:51,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 01:07:51,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 01:07:51,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 01:07:51,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 01:07:51,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-02 01:07:51,168 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-09-02 01:07:51,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 01:07:51,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 01:07:51,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 01:07:51,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 01:07:51,242 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 01:07:51,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-09-02 01:07:51,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5003dbd4a/ec128fd177854c37b4e178bd89fd5bff/FLAG2d0e4b13d [2019-09-02 01:07:52,630 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 01:07:52,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-09-02 01:07:52,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5003dbd4a/ec128fd177854c37b4e178bd89fd5bff/FLAG2d0e4b13d [2019-09-02 01:07:53,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5003dbd4a/ec128fd177854c37b4e178bd89fd5bff [2019-09-02 01:07:53,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 01:07:53,146 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 01:07:53,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 01:07:53,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 01:07:53,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 01:07:53,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 01:07:53" (1/1) ... [2019-09-02 01:07:53,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634c0cbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 01:07:53, skipping insertion in model container [2019-09-02 01:07:53,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 01:07:53" (1/1) ... [2019-09-02 01:07:53,167 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 01:07:53,512 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 01:08:01,626 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 [2019-09-02 01:08:01,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@416cb5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 01:08:01, skipping insertion in model container [2019-09-02 01:08:01,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 01:08:01,628 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-09-02 01:08:01,632 INFO L168 Benchmark]: Toolchain (without parser) took 8483.39 ms. Allocated memory was 174.1 MB in the beginning and 309.9 MB in the end (delta: 135.8 MB). Free memory was 123.7 MB in the beginning and 221.1 MB in the end (delta: -97.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 7.1 GB. [2019-09-02 01:08:01,633 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-02 01:08:01,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8480.44 ms. Allocated memory was 174.1 MB in the beginning and 309.9 MB in the end (delta: 135.8 MB). Free memory was 123.7 MB in the beginning and 221.1 MB in the end (delta: -97.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 7.1 GB. [2019-09-02 01:08:01,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 8480.44 ms. Allocated memory was 174.1 MB in the beginning and 309.9 MB in the end (delta: 135.8 MB). Free memory was 123.7 MB in the beginning and 221.1 MB in the end (delta: -97.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15147]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...