/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.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 19:23:23,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 19:23:23,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 19:23:23,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 19:23:23,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 19:23:23,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 19:23:23,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 19:23:23,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 19:23:23,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 19:23:23,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 19:23:23,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 19:23:23,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 19:23:23,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 19:23:23,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 19:23:23,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 19:23:23,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 19:23:23,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 19:23:23,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 19:23:23,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 19:23:23,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 19:23:23,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 19:23:23,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 19:23:23,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 19:23:23,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 19:23:23,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 19:23:23,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 19:23:23,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 19:23:23,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 19:23:23,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-17 19:23:23,384 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 19:23:23,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 19:23:23,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 19:23:23,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 19:23:23,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 19:23:23,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 19:23:23,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 19:23:23,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 19:23:23,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 19:23:23,386 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 19:23:23,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 19:23:23,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 19:23:23,387 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 19:23:23,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 19:23:23,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 19:23:23,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 19:23:23,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 19:23:23,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 19:23:23,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 19:23:23,389 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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: Use separate solver for trace checks -> true [2020-07-17 19:23:23,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 19:23:23,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 19:23:23,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 19:23:23,662 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 19:23:23,662 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 19:23:23,663 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-07-17 19:23:23,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ac4cff1/dbe12dc60f3142e599492446f27d185c/FLAG6c1c474e4 [2020-07-17 19:23:24,768 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 19:23:24,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-07-17 19:23:24,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ac4cff1/dbe12dc60f3142e599492446f27d185c/FLAG6c1c474e4 [2020-07-17 19:23:25,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ac4cff1/dbe12dc60f3142e599492446f27d185c [2020-07-17 19:23:25,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 19:23:25,051 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 19:23:25,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 19:23:25,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 19:23:25,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 19:23:25,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:23:25" (1/1) ... [2020-07-17 19:23:25,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31392b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:23:25, skipping insertion in model container [2020-07-17 19:23:25,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:23:25" (1/1) ... [2020-07-17 19:23:25,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 19:23:25,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 19:23:29,525 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2020-07-17 19:23:29,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4db830e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:23:29, skipping insertion in model container [2020-07-17 19:23:29,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 19:23:29,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-17 19:23:29,530 INFO L168 Benchmark]: Toolchain (without parser) took 4478.82 ms. Allocated memory was 134.7 MB in the beginning and 301.5 MB in the end (delta: 166.7 MB). Free memory was 63.2 MB in the beginning and 166.0 MB in the end (delta: -102.8 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. [2020-07-17 19:23:29,531 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 19:23:29,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4474.34 ms. Allocated memory was 134.7 MB in the beginning and 301.5 MB in the end (delta: 166.7 MB). Free memory was 62.8 MB in the beginning and 166.0 MB in the end (delta: -103.2 MB). Peak memory consumption was 71.0 MB. Max. memory is 7.1 GB. [2020-07-17 19:23:29,535 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4474.34 ms. Allocated memory was 134.7 MB in the beginning and 301.5 MB in the end (delta: 166.7 MB). Free memory was 62.8 MB in the beginning and 166.0 MB in the end (delta: -103.2 MB). Peak memory consumption was 71.0 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...