/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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 17:28:27,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 17:28:27,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 17:28:27,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 17:28:27,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 17:28:27,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 17:28:27,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 17:28:27,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 17:28:27,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 17:28:27,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 17:28:27,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 17:28:27,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 17:28:27,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 17:28:27,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 17:28:27,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 17:28:27,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 17:28:27,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 17:28:27,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 17:28:27,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 17:28:27,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 17:28:27,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 17:28:27,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 17:28:27,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 17:28:27,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 17:28:27,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 17:28:27,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 17:28:27,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 17:28:27,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 17:28:27,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 17:28:27,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 17:28:27,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 17:28:27,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 17:28:27,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 17:28:27,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 17:28:27,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 17:28:27,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 17:28:27,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 17:28:27,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 17:28:27,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 17:28:27,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 17:28:27,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 17:28:27,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 17:28:27,226 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 17:28:27,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 17:28:27,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 17:28:27,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 17:28:27,228 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 17:28:27,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 17:28:27,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 17:28:27,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 17:28:27,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 17:28:27,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 17:28:27,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 17:28:27,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 17:28:27,229 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 17:28:27,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 17:28:27,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 17:28:27,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 17:28:27,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 17:28:27,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 17:28:27,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 17:28:27,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 17:28:27,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 17:28:27,231 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 17:28:27,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 17:28:27,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 17:28:27,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 17:28:27,232 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 17:28:27,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 17:28:27,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 17:28:27,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 17:28:27,701 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 17:28:27,702 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 17:28:27,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-22 17:28:27,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0352df7f2/f37ae7928fac4f738a3ed453405771a2/FLAGb22ea64f6 [2020-12-22 17:28:29,784 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 17:28:29,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-22 17:28:29,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0352df7f2/f37ae7928fac4f738a3ed453405771a2/FLAGb22ea64f6 [2020-12-22 17:28:30,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0352df7f2/f37ae7928fac4f738a3ed453405771a2 [2020-12-22 17:28:30,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 17:28:30,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 17:28:30,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 17:28:30,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 17:28:30,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 17:28:30,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:30" (1/1) ... [2020-12-22 17:28:30,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6186aa2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:30, skipping insertion in model container [2020-12-22 17:28:30,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:30" (1/1) ... [2020-12-22 17:28:30,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 17:28:30,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 17:28:38,533 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-12-22 17:28:38,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@717cd09a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:38, skipping insertion in model container [2020-12-22 17:28:38,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 17:28:38,535 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-22 17:28:38,538 INFO L168 Benchmark]: Toolchain (without parser) took 8251.84 ms. Allocated memory is still 202.4 MB. Free memory was 158.9 MB in the beginning and 79.2 MB in the end (delta: 79.7 MB). Peak memory consumption was 131.6 MB. Max. memory is 8.0 GB. [2020-12-22 17:28:38,539 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 123.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 17:28:38,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8248.05 ms. Allocated memory is still 202.4 MB. Free memory was 158.3 MB in the beginning and 79.2 MB in the end (delta: 79.2 MB). Peak memory consumption was 131.6 MB. Max. memory is 8.0 GB. [2020-12-22 17:28:38,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 123.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 8248.05 ms. Allocated memory is still 202.4 MB. Free memory was 158.3 MB in the beginning and 79.2 MB in the end (delta: 79.2 MB). Peak memory consumption was 131.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: 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...