./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 247fe16351498dcf8ef089ddd499d9adc565b04d .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 247fe16351498dcf8ef089ddd499d9adc565b04d ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 00:22:00,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 00:22:00,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 00:22:00,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 00:22:00,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 00:22:00,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 00:22:00,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 00:22:00,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 00:22:00,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 00:22:00,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 00:22:00,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 00:22:00,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 00:22:00,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 00:22:00,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 00:22:00,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 00:22:00,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 00:22:00,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 00:22:00,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 00:22:00,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 00:22:00,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 00:22:00,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 00:22:00,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 00:22:00,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 00:22:00,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 00:22:00,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 00:22:00,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 00:22:00,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 00:22:00,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 00:22:00,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 00:22:00,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 00:22:00,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 00:22:00,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 00:22:00,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 00:22:00,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 00:22:00,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 00:22:00,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 00:22:00,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 00:22:00,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 00:22:00,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 00:22:00,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 00:22:00,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 00:22:00,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-27 00:22:00,307 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 00:22:00,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 00:22:00,308 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 00:22:00,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 00:22:00,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 00:22:00,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 00:22:00,310 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 00:22:00,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 00:22:00,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 00:22:00,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 00:22:00,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 00:22:00,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 00:22:00,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 00:22:00,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 00:22:00,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 00:22:00,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 00:22:00,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 00:22:00,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 00:22:00,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 00:22:00,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 00:22:00,312 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 247fe16351498dcf8ef089ddd499d9adc565b04d [2021-08-27 00:22:00,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 00:22:00,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 00:22:00,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 00:22:00,618 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 00:22:00,619 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 00:22:00,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:22:00,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/840eedecd/8aade24e0dfa4a798344592f06d78964/FLAG3c598968a [2021-08-27 00:22:01,685 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 00:22:01,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:22:01,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/840eedecd/8aade24e0dfa4a798344592f06d78964/FLAG3c598968a [2021-08-27 00:22:01,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/840eedecd/8aade24e0dfa4a798344592f06d78964 [2021-08-27 00:22:01,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 00:22:01,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 00:22:01,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 00:22:01,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 00:22:01,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 00:22:01,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:22:01" (1/1) ... [2021-08-27 00:22:01,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e3fc29f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:22:01, skipping insertion in model container [2021-08-27 00:22:01,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:22:01" (1/1) ... [2021-08-27 00:22:01,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 00:22:02,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 00:22:05,200 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-08-27 00:22:05,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f8f9a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:22:05, skipping insertion in model container [2021-08-27 00:22:05,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 00:22:05,201 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 00:22:05,203 INFO L168 Benchmark]: Toolchain (without parser) took 3275.23 ms. Allocated memory was 100.7 MB in the beginning and 132.1 MB in the end (delta: 31.5 MB). Free memory was 63.6 MB in the beginning and 52.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 51.7 MB. Max. memory is 16.1 GB. [2021-08-27 00:22:05,204 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 62.9 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 00:22:05,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3272.72 ms. Allocated memory was 100.7 MB in the beginning and 132.1 MB in the end (delta: 31.5 MB). Free memory was 63.2 MB in the beginning and 52.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 49.6 MB. Max. memory is 16.1 GB. [2021-08-27 00:22:05,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 62.9 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3272.72 ms. Allocated memory was 100.7 MB in the beginning and 132.1 MB in the end (delta: 31.5 MB). Free memory was 63.2 MB in the beginning and 52.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 49.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9712]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 00:22:06,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 00:22:06,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 00:22:06,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 00:22:06,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 00:22:06,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 00:22:06,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 00:22:06,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 00:22:06,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 00:22:06,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 00:22:06,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 00:22:06,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 00:22:06,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 00:22:06,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 00:22:06,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 00:22:06,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 00:22:06,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 00:22:06,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 00:22:06,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 00:22:06,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 00:22:06,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 00:22:06,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 00:22:06,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 00:22:06,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 00:22:06,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 00:22:06,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 00:22:06,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 00:22:06,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 00:22:06,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 00:22:06,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 00:22:06,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 00:22:06,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 00:22:06,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 00:22:06,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 00:22:06,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 00:22:06,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 00:22:06,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 00:22:06,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 00:22:06,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 00:22:06,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 00:22:06,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 00:22:06,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-27 00:22:06,704 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 00:22:06,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 00:22:06,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 00:22:06,706 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 00:22:06,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 00:22:06,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 00:22:06,707 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 00:22:06,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 00:22:06,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 00:22:06,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 00:22:06,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 00:22:06,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 00:22:06,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 00:22:06,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 00:22:06,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 00:22:06,708 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 00:22:06,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 00:22:06,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 00:22:06,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 00:22:06,709 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 00:22:06,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 00:22:06,710 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 247fe16351498dcf8ef089ddd499d9adc565b04d [2021-08-27 00:22:06,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 00:22:06,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 00:22:06,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 00:22:06,968 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 00:22:06,968 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 00:22:06,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:22:07,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0656ded4/dbaf38f69ec44fc7b7a9c1fa63d87850/FLAGde3cfe523 [2021-08-27 00:22:07,863 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 00:22:07,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:22:07,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0656ded4/dbaf38f69ec44fc7b7a9c1fa63d87850/FLAGde3cfe523 [2021-08-27 00:22:08,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0656ded4/dbaf38f69ec44fc7b7a9c1fa63d87850 [2021-08-27 00:22:08,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 00:22:08,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 00:22:08,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 00:22:08,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 00:22:08,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 00:22:08,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:22:08" (1/1) ... [2021-08-27 00:22:08,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87dfd22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:22:08, skipping insertion in model container [2021-08-27 00:22:08,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:22:08" (1/1) ... [2021-08-27 00:22:08,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 00:22:08,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 00:22:11,445 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-08-27 00:22:11,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@571e8806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:22:11, skipping insertion in model container [2021-08-27 00:22:11,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 00:22:11,446 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 00:22:11,448 INFO L168 Benchmark]: Toolchain (without parser) took 3382.54 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 43.1 MB in the beginning and 50.3 MB in the end (delta: -7.2 MB). Peak memory consumption was 43.7 MB. Max. memory is 16.1 GB. [2021-08-27 00:22:11,448 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 00:22:11,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3379.06 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 42.8 MB in the beginning and 50.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 43.7 MB. Max. memory is 16.1 GB. [2021-08-27 00:22:11,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3379.06 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 42.8 MB in the beginning and 50.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 43.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9712]: 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...