/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST -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-wireless-b43legacy-b43legacy.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 22:27:49,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 22:27:49,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 22:27:50,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 22:27:50,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 22:27:50,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 22:27:50,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 22:27:50,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 22:27:50,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 22:27:50,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 22:27:50,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 22:27:50,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 22:27:50,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 22:27:50,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 22:27:50,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 22:27:50,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 22:27:50,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 22:27:50,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 22:27:50,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 22:27:50,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 22:27:50,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 22:27:50,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 22:27:50,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 22:27:50,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 22:27:50,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 22:27:50,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 22:27:50,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 22:27:50,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 22:27:50,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 22:27:50,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 22:27:50,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 22:27:50,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 22:27:50,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 22:27:50,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 22:27:50,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 22:27:50,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 22:27:50,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 22:27:50,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 22:27:50,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 22:27:50,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 22:27:50,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 22:27:50,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-18 22:27:50,127 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 22:27:50,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 22:27:50,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 22:27:50,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 22:27:50,128 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 22:27:50,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 22:27:50,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 22:27:50,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 22:27:50,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 22:27:50,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 22:27:50,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 22:27:50,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 22:27:50,130 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 22:27:50,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 22:27:50,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 22:27:50,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 22:27:50,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 22:27:50,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 22:27:50,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 22:27:50,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 22:27:50,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 22:27:50,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 22:27:50,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 22:27:50,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 22:27:50,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 22:27:50,132 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 22:27:50,132 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 22:27:50,133 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=NARROWEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=NARROWEST; [2020-08-18 22:27:50,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 22:27:50,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 22:27:50,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 22:27:50,491 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 22:27:50,492 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 22:27:50,492 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-08-18 22:27:50,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/83b558cb3/21d4d9f08bb1424b8d62693cfec29f44/FLAG4414d177b [2020-08-18 22:27:51,656 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 22:27:51,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-08-18 22:27:51,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/83b558cb3/21d4d9f08bb1424b8d62693cfec29f44/FLAG4414d177b [2020-08-18 22:27:51,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/83b558cb3/21d4d9f08bb1424b8d62693cfec29f44 [2020-08-18 22:27:51,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 22:27:51,910 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 22:27:51,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 22:27:51,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 22:27:51,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 22:27:51,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:27:51" (1/1) ... [2020-08-18 22:27:51,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@315b6ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:27:51, skipping insertion in model container [2020-08-18 22:27:51,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:27:51" (1/1) ... [2020-08-18 22:27:51,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 22:27:52,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 22:27:57,413 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2020-08-18 22:27:57,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55dafae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:27:57, skipping insertion in model container [2020-08-18 22:27:57,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 22:27:57,416 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 22:27:57,420 INFO L168 Benchmark]: Toolchain (without parser) took 5507.70 ms. Allocated memory was 147.8 MB in the beginning and 294.6 MB in the end (delta: 146.8 MB). Free memory was 67.5 MB in the beginning and 158.0 MB in the end (delta: -90.5 MB). Peak memory consumption was 72.9 MB. Max. memory is 7.1 GB. [2020-08-18 22:27:57,421 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 147.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 22:27:57,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5504.44 ms. Allocated memory was 147.8 MB in the beginning and 294.6 MB in the end (delta: 146.8 MB). Free memory was 67.3 MB in the beginning and 158.0 MB in the end (delta: -90.7 MB). Peak memory consumption was 72.7 MB. Max. memory is 7.1 GB. [2020-08-18 22:27:57,427 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 147.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5504.44 ms. Allocated memory was 147.8 MB in the beginning and 294.6 MB in the end (delta: 146.8 MB). Free memory was 67.3 MB in the beginning and 158.0 MB in the end (delta: -90.7 MB). Peak memory consumption was 72.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9742]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...