./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer --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 dce40283ee5cf9038ab1ab911516bd9adeecd843 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer --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 dce40283ee5cf9038ab1ab911516bd9adeecd843 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:17:37,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:37,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:37,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:37,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:37,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:37,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:37,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:37,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:37,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:37,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:37,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:37,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:37,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:37,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:37,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:37,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:37,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:37,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:37,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:37,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:37,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:37,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:37,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:37,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:37,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:37,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:37,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:37,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:37,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:37,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:37,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:37,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:37,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:37,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:37,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:37,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:37,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:37,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:37,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:37,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:37,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:17:37,196 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:37,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:37,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:37,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:37,199 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:37,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:37,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:17:37,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:37,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:17:37,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:37,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:17:37,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:17:37,201 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:37,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:17:37,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:37,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:37,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:37,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:37,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:37,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:37,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:37,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:17:37,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:17:37,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:17:37,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:17:37,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:37,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:17:37,205 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce40283ee5cf9038ab1ab911516bd9adeecd843 [2020-11-28 03:17:37,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:37,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:37,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:37,464 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:37,468 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:37,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-11-28 03:17:37,551 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/697381d89/ab26f5226c51457b85ff0319b8273342/FLAG126f59f5f [2020-11-28 03:17:38,780 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:38,781 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-11-28 03:17:38,879 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/697381d89/ab26f5226c51457b85ff0319b8273342/FLAG126f59f5f [2020-11-28 03:17:39,407 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/697381d89/ab26f5226c51457b85ff0319b8273342 [2020-11-28 03:17:39,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:39,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:17:39,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:39,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:39,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:39,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:39" (1/1) ... [2020-11-28 03:17:39,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@781afad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:39, skipping insertion in model container [2020-11-28 03:17:39,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:39" (1/1) ... [2020-11-28 03:17:39,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:39,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:43,798 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2020-11-28 03:17:43,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22b5dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:43, skipping insertion in model container [2020-11-28 03:17:43,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:43,802 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:17:43,805 INFO L168 Benchmark]: Toolchain (without parser) took 4392.22 ms. Allocated memory was 132.1 MB in the beginning and 186.6 MB in the end (delta: 54.5 MB). Free memory was 94.7 MB in the beginning and 124.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 110.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:43,807 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 79.7 MB. Free memory was 37.8 MB in the beginning and 37.7 MB in the end (delta: 40.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:43,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4383.21 ms. Allocated memory was 132.1 MB in the beginning and 186.6 MB in the end (delta: 54.5 MB). Free memory was 94.3 MB in the beginning and 124.3 MB in the end (delta: -30.1 MB). Peak memory consumption was 110.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:43,811 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 79.7 MB. Free memory was 37.8 MB in the beginning and 37.7 MB in the end (delta: 40.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4383.21 ms. Allocated memory was 132.1 MB in the beginning and 186.6 MB in the end (delta: 54.5 MB). Free memory was 94.3 MB in the beginning and 124.3 MB in the end (delta: -30.1 MB). Peak memory consumption was 110.3 MB. Max. memory is 16.1 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:17:45,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:45,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:46,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:46,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:46,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:46,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:46,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:46,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:46,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:46,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:46,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:46,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:46,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:46,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:46,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:46,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:46,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:46,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:46,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:46,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:46,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:46,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:46,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:46,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:46,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:46,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:46,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:46,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:46,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:46,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:46,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:46,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:46,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:46,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:46,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:46,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:46,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:46,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:46,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:46,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:46,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:17:46,167 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:46,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:46,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:46,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:46,170 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:46,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:46,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:46,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:17:46,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:46,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:17:46,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:17:46,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:17:46,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:17:46,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:46,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:17:46,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:46,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:46,174 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:46,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:46,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:46,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:46,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:46,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:17:46,175 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:17:46,175 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:17:46,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:17:46,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:46,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:17:46,176 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:17:46,176 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce40283ee5cf9038ab1ab911516bd9adeecd843 [2020-11-28 03:17:46,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:46,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:46,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:46,622 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:46,623 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:46,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-11-28 03:17:46,714 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/511902f8a/292ef2eef822459a9bc5c69e60d58f35/FLAG86c327df5 [2020-11-28 03:17:48,108 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:48,109 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-11-28 03:17:48,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/511902f8a/292ef2eef822459a9bc5c69e60d58f35/FLAG86c327df5 [2020-11-28 03:17:48,575 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0ea6c21c-0469-4f3e-8445-7471696277c3/bin/uautomizer/data/511902f8a/292ef2eef822459a9bc5c69e60d58f35 [2020-11-28 03:17:48,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:48,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:17:48,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:48,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:48,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:48,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:48" (1/1) ... [2020-11-28 03:17:48,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6825ffb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:48, skipping insertion in model container [2020-11-28 03:17:48,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:48" (1/1) ... [2020-11-28 03:17:48,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:49,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:53,384 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2020-11-28 03:17:53,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d149c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:53, skipping insertion in model container [2020-11-28 03:17:53,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:53,385 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:17:53,388 INFO L168 Benchmark]: Toolchain (without parser) took 4806.76 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 41.8 MB in the beginning and 57.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 61.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:53,388 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 73.4 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:53,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4803.96 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 41.6 MB in the beginning and 57.6 MB in the end (delta: -16.1 MB). Peak memory consumption was 58.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:53,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 73.4 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4803.96 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 41.6 MB in the beginning and 57.6 MB in the end (delta: -16.1 MB). Peak memory consumption was 58.9 MB. Max. memory is 16.1 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...