./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7bc8fd3649598b719b93ee3052790a5558607488ce242a5cffa9a9a732cb91b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:01:17,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:01:17,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:01:17,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:01:17,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:01:17,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:01:17,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:01:17,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:01:17,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:01:17,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:01:17,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:01:17,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:01:17,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:01:17,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:01:17,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:01:17,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:01:17,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:01:17,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:01:17,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:01:17,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:01:17,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:01:17,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:01:17,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:01:17,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:01:17,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:01:17,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:01:17,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:01:17,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:01:17,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:01:17,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:01:17,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:01:17,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:01:17,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:01:17,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:01:17,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:01:17,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:01:17,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:01:17,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:01:17,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:01:17,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:01:17,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:01:17,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:01:18,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:01:18,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:01:18,029 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:01:18,030 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:01:18,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:01:18,031 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:01:18,031 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:01:18,032 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:01:18,032 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:01:18,032 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:01:18,033 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:01:18,034 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:01:18,034 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:01:18,034 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:01:18,034 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:01:18,035 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:01:18,035 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:01:18,035 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:01:18,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:01:18,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:01:18,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:01:18,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:01:18,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:01:18,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:01:18,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:01:18,037 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:01:18,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:01:18,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:01:18,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:01:18,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:01:18,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:01:18,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:01:18,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:01:18,041 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:01:18,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:01:18,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:01:18,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:01:18,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:01:18,043 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7bc8fd3649598b719b93ee3052790a5558607488ce242a5cffa9a9a732cb91b [2021-11-21 01:01:18,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:01:18,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:01:18,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:01:18,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:01:18,384 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:01:18,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-11-21 01:01:18,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/e427c7f41/37c904ce7c2544bf8afb61778e568ea6/FLAGa1118dda1 [2021-11-21 01:01:20,074 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:01:20,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-11-21 01:01:20,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/e427c7f41/37c904ce7c2544bf8afb61778e568ea6/FLAGa1118dda1 [2021-11-21 01:01:20,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/e427c7f41/37c904ce7c2544bf8afb61778e568ea6 [2021-11-21 01:01:20,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:01:20,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:01:20,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:01:20,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:01:20,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:01:20,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:01:20" (1/1) ... [2021-11-21 01:01:20,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f588dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:01:20, skipping insertion in model container [2021-11-21 01:01:20,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:01:20" (1/1) ... [2021-11-21 01:01:20,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:01:20,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:01:25,510 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-21 01:01:25,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ddd36a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:01:25, skipping insertion in model container [2021-11-21 01:01:25,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:01:25,512 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-21 01:01:25,515 INFO L158 Benchmark]: Toolchain (without parser) took 5127.82ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 74.9MB in the beginning and 64.4MB in the end (delta: 10.5MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-11-21 01:01:25,516 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:01:25,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5122.57ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 74.4MB in the beginning and 64.4MB in the end (delta: 10.1MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-11-21 01:01:25,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5122.57ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 74.4MB in the beginning and 64.4MB in the end (delta: 10.1MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7bc8fd3649598b719b93ee3052790a5558607488ce242a5cffa9a9a732cb91b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:01:28,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:01:28,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:01:28,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:01:28,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:01:28,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:01:28,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:01:28,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:01:28,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:01:28,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:01:28,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:01:28,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:01:28,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:01:28,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:01:28,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:01:28,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:01:28,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:01:28,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:01:28,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:01:28,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:01:28,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:01:28,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:01:28,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:01:28,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:01:28,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:01:28,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:01:28,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:01:28,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:01:28,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:01:28,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:01:28,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:01:28,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:01:28,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:01:28,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:01:28,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:01:28,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:01:28,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:01:28,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:01:28,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:01:28,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:01:28,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:01:28,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-21 01:01:28,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:01:28,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:01:28,607 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:01:28,607 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:01:28,608 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:01:28,609 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:01:28,609 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:01:28,610 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:01:28,610 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:01:28,610 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:01:28,611 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:01:28,612 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:01:28,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:01:28,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:01:28,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:01:28,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:01:28,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:01:28,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 01:01:28,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 01:01:28,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:01:28,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:01:28,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:01:28,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:01:28,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-21 01:01:28,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:01:28,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:01:28,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:01:28,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:01:28,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:01:28,619 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 01:01:28,620 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 01:01:28,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:01:28,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:01:28,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:01:28,621 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7bc8fd3649598b719b93ee3052790a5558607488ce242a5cffa9a9a732cb91b [2021-11-21 01:01:29,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:01:29,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:01:29,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:01:29,255 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:01:29,257 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:01:29,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-11-21 01:01:29,349 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/9e603f0a7/eb78d8721e274dbeb4793bd3644b5a07/FLAGb272c29a5 [2021-11-21 01:01:31,343 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:01:31,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-11-21 01:01:31,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/9e603f0a7/eb78d8721e274dbeb4793bd3644b5a07/FLAGb272c29a5 [2021-11-21 01:01:31,902 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e49a08-324e-4014-a596-162d8c6559e6/bin/utaipan-TEXQjIfE4P/data/9e603f0a7/eb78d8721e274dbeb4793bd3644b5a07 [2021-11-21 01:01:31,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:01:31,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:01:31,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:01:31,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:01:31,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:01:31,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:01:31" (1/1) ... [2021-11-21 01:01:31,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea267e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:01:31, skipping insertion in model container [2021-11-21 01:01:31,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:01:31" (1/1) ... [2021-11-21 01:01:31,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:01:32,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:01:38,147 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-21 01:01:38,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@91b4659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:01:38, skipping insertion in model container [2021-11-21 01:01:38,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:01:38,149 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-21 01:01:38,152 INFO L158 Benchmark]: Toolchain (without parser) took 6243.29ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 60.0MB in the beginning and 65.5MB in the end (delta: -5.5MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-11-21 01:01:38,153 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:01:38,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6237.98ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 59.7MB in the beginning and 65.5MB in the end (delta: -5.8MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-11-21 01:01:38,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6237.98ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 59.7MB in the beginning and 65.5MB in the end (delta: -5.8MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN