./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE --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 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 ................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE --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 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:46:19,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:46:19,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:46:19,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:46:19,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:46:19,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:46:19,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:46:19,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:46:19,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:46:19,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:46:19,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:46:19,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:46:19,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:46:19,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:46:19,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:46:19,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:46:19,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:46:19,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:46:19,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:46:19,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:46:19,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:46:19,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:46:19,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:46:19,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:46:19,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:46:19,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:46:19,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:46:19,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:46:19,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:46:19,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:46:19,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:46:19,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:46:19,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:46:19,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:46:19,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:46:19,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:46:19,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:46:19,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:46:19,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:46:19,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:46:19,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:46:19,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-24 10:46:19,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:46:19,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:46:19,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:46:19,484 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:46:19,484 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:46:19,485 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:46:19,485 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:46:19,485 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:46:19,486 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:46:19,486 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:46:19,487 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:46:19,488 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:46:19,488 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:46:19,488 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:46:19,489 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:46:19,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:46:19,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:46:19,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:46:19,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:46:19,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:46:19,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:46:19,492 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:46:19,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:46:19,492 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:46:19,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:46:19,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:46:19,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:46:19,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:46:19,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:46:19,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:46:19,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:46:19,495 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:46:19,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:46:19,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:46:19,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:46:19,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:46:19,497 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_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 [2021-10-24 10:46:19,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:46:19,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:46:19,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:46:19,890 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:46:19,891 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:46:19,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-10-24 10:46:19,968 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/93a7d3b33/6024a92000064c06ae321ed7ab348771/FLAGae261fb76 [2021-10-24 10:46:21,373 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:46:21,374 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-10-24 10:46:21,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/93a7d3b33/6024a92000064c06ae321ed7ab348771/FLAGae261fb76 [2021-10-24 10:46:21,839 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/93a7d3b33/6024a92000064c06ae321ed7ab348771 [2021-10-24 10:46:21,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:46:21,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:46:21,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:46:21,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:46:21,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:46:21,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:46:21" (1/1) ... [2021-10-24 10:46:21,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be3778d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:46:21, skipping insertion in model container [2021-10-24 10:46:21,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:46:21" (1/1) ... [2021-10-24 10:46:21,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:46:22,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:46:24,741 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:25,465 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:25,685 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:25,699 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:25,699 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:25,714 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:26,017 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:26,381 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:27,434 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:46:27,440 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-10-24 10:46:27,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18f2ce15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:46:27, skipping insertion in model container [2021-10-24 10:46:27,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:46:27,442 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:46:27,449 INFO L168 Benchmark]: Toolchain (without parser) took 5599.84 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 38.2 MB in the beginning and 50.9 MB in the end (delta: -12.7 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:46:27,450 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 96.5 MB. Free memory is still 71.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:46:27,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5597.02 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 37.9 MB in the beginning and 50.9 MB in the end (delta: -13.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:46:27,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 96.5 MB. Free memory is still 71.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5597.02 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 37.9 MB in the beginning and 50.9 MB in the end (delta: -13.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10418]: 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-e943c26 [2021-10-24 10:46:30,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:46:30,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:46:30,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:46:30,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:46:30,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:46:30,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:46:30,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:46:30,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:46:30,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:46:30,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:46:30,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:46:30,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:46:30,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:46:30,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:46:30,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:46:30,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:46:30,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:46:30,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:46:30,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:46:30,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:46:30,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:46:30,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:46:30,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:46:30,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:46:30,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:46:30,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:46:30,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:46:30,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:46:30,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:46:30,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:46:30,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:46:30,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:46:30,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:46:30,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:46:30,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:46:30,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:46:30,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:46:30,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:46:30,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:46:30,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:46:30,300 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-24 10:46:30,350 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:46:30,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:46:30,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:46:30,352 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:46:30,352 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:46:30,353 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:46:30,353 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:46:30,353 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:46:30,353 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:46:30,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:46:30,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:46:30,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:46:30,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:46:30,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:46:30,358 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:46:30,358 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:46:30,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:46:30,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:46:30,359 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:46:30,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:46:30,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:46:30,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:46:30,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:46:30,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:46:30,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:46:30,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:46:30,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:46:30,361 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:46:30,362 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:46:30,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:46:30,362 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:46:30,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:46:30,363 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_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd69eee5310cab4185c603fe5130fa2e34dd138fe5f50a028586baad7f120c2 [2021-10-24 10:46:30,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:46:30,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:46:30,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:46:30,858 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:46:30,860 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:46:30,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-10-24 10:46:30,944 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/4733e112b/89b5d3f2cb62438d9ab4ba92f6dd3144/FLAG551ded517 [2021-10-24 10:46:32,661 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:46:32,662 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-10-24 10:46:32,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/4733e112b/89b5d3f2cb62438d9ab4ba92f6dd3144/FLAG551ded517 [2021-10-24 10:46:32,879 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f03bbe-b904-4c78-b405-eb59bc93c57e/bin/utaipan-9zjyvhn0QE/data/4733e112b/89b5d3f2cb62438d9ab4ba92f6dd3144 [2021-10-24 10:46:32,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:46:32,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:46:32,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:46:32,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:46:32,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:46:32,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:46:32" (1/1) ... [2021-10-24 10:46:32,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284636e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:46:32, skipping insertion in model container [2021-10-24 10:46:32,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:46:32" (1/1) ... [2021-10-24 10:46:32,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:46:33,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:46:38,969 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-10-24 10:46:38,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f6b2367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:46:38, skipping insertion in model container [2021-10-24 10:46:38,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:46:38,973 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:46:38,976 INFO L168 Benchmark]: Toolchain (without parser) took 6087.95 ms. Allocated memory was 75.5 MB in the beginning and 239.1 MB in the end (delta: 163.6 MB). Free memory was 33.7 MB in the beginning and 180.5 MB in the end (delta: -146.8 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:46:38,978 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 42.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:46:38,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6084.97 ms. Allocated memory was 75.5 MB in the beginning and 239.1 MB in the end (delta: 163.6 MB). Free memory was 33.5 MB in the beginning and 180.5 MB in the end (delta: -147.0 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:46:38,983 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 60.8 MB. Free memory is still 42.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6084.97 ms. Allocated memory was 75.5 MB in the beginning and 239.1 MB in the end (delta: 163.6 MB). Free memory was 33.5 MB in the beginning and 180.5 MB in the end (delta: -147.0 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10418]: 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...