/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_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 0.2.1-dev-36cd7be [2021-02-24 07:06:58,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 07:06:58,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 07:06:58,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 07:06:58,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 07:06:58,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 07:06:58,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 07:06:58,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 07:06:58,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 07:06:58,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 07:06:58,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 07:06:58,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 07:06:58,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 07:06:58,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 07:06:58,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 07:06:58,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 07:06:58,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 07:06:58,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 07:06:58,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 07:06:58,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 07:06:58,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 07:06:58,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 07:06:58,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 07:06:58,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 07:06:58,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-24 07:06:58,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 07:06:58,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 07:06:58,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 07:06:58,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 07:06:58,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 07:06:58,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 07:06:58,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 07:06:58,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 07:06:58,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 07:06:58,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 07:06:58,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 07:06:58,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-24 07:06:58,563 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 07:06:58,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 07:06:58,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 07:06:58,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 07:06:58,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 07:06:58,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 07:06:58,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 07:06:58,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 07:06:58,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 07:06:58,570 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 07:06:58,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 07:06:58,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 07:06:58,571 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 07:06:58,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 07:06:58,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 07:06:58,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 07:06:58,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 07:06:58,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 07:06:58,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 07:06:58,572 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 07:06:58,573 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 07:06:59,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 07:06:59,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 07:06:59,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 07:06:59,037 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 07:06:59,038 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 07:06:59,039 INFO L432 ainManager$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 [2021-02-24 07:06:59,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87591038f/687720b7584e45e9afd85af4ffbf4500/FLAG49583ed7c [2021-02-24 07:07:00,812 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 07:07:00,813 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 [2021-02-24 07:07:00,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87591038f/687720b7584e45e9afd85af4ffbf4500/FLAG49583ed7c [2021-02-24 07:07:01,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87591038f/687720b7584e45e9afd85af4ffbf4500 [2021-02-24 07:07:01,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 07:07:01,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 07:07:01,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 07:07:01,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 07:07:01,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 07:07:01,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 07:07:01" (1/1) ... [2021-02-24 07:07:01,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4235f3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 07:07:01, skipping insertion in model container [2021-02-24 07:07:01,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 07:07:01" (1/1) ... [2021-02-24 07:07:01,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 07:07:01,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 07:07:05,767 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-02-24 07:07:05,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@735483c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 07:07:05, skipping insertion in model container [2021-02-24 07:07:05,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 07:07:05,769 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-02-24 07:07:05,772 INFO L168 Benchmark]: Toolchain (without parser) took 4591.49 ms. Allocated memory is still 190.8 MB. Free memory was 157.8 MB in the beginning and 140.1 MB in the end (delta: 17.7 MB). Peak memory consumption was 90.6 MB. Max. memory is 8.0 GB. [2021-02-24 07:07:05,773 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 07:07:05,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4577.73 ms. Allocated memory is still 190.8 MB. Free memory was 156.8 MB in the beginning and 140.1 MB in the end (delta: 16.7 MB). Peak memory consumption was 89.6 MB. Max. memory is 8.0 GB. [2021-02-24 07:07:05,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4577.73 ms. Allocated memory is still 190.8 MB. Free memory was 156.8 MB in the beginning and 140.1 MB in the end (delta: 16.7 MB). Peak memory consumption was 89.6 MB. Max. memory is 8.0 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...