./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-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7 --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 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:40:44,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:40:44,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:40:44,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:40:44,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:40:44,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:40:44,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:40:44,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:40:44,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:40:44,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:40:44,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:40:44,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:40:44,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:40:44,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:40:44,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:40:44,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:40:44,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:40:44,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:40:44,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:40:44,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:40:44,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:40:44,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:40:44,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:40:44,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:40:44,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:40:44,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:40:44,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:40:44,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:40:44,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:40:44,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:40:44,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:40:44,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:40:44,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:40:44,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:40:44,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:40:44,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:40:44,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:40:44,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:40:44,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:40:44,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:40:44,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:40:44,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:40:44,593 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:40:44,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:40:44,594 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:40:44,594 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:40:44,595 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:40:44,595 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:40:44,596 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:40:44,596 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:40:44,597 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:40:44,597 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:40:44,597 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:40:44,598 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:40:44,598 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:40:44,598 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:40:44,599 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:40:44,599 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:40:44,600 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:40:44,600 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:40:44,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:40:44,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:40:44,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:40:44,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:40:44,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:40:44,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:40:44,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:40:44,603 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:40:44,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:40:44,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:40:44,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:40:44,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:40:44,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:40:44,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:40:44,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:40:44,605 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:40:44,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:40:44,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:40:44,606 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:40:44,607 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:40:44,607 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_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2021-11-25 20:40:44,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:40:44,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:40:44,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:40:44,941 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:40:44,942 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:40:44,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-25 20:40:45,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/2b7bf08a4/f74c1ddf65b34fae9b6de73ed77c52be/FLAGca79ac4d8 [2021-11-25 20:40:46,616 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:40:46,618 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-25 20:40:46,750 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/2b7bf08a4/f74c1ddf65b34fae9b6de73ed77c52be/FLAGca79ac4d8 [2021-11-25 20:40:47,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/2b7bf08a4/f74c1ddf65b34fae9b6de73ed77c52be [2021-11-25 20:40:47,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:40:47,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:40:47,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:40:47,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:40:47,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:40:47,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:40:47" (1/1) ... [2021-11-25 20:40:47,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af00839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:47, skipping insertion in model container [2021-11-25 20:40:47,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:40:47" (1/1) ... [2021-11-25 20:40:47,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:40:47,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:40:53,458 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-25 20:40:53,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bd0f185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:53, skipping insertion in model container [2021-11-25 20:40:53,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:40:53,460 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:40:53,463 INFO L158 Benchmark]: Toolchain (without parser) took 6438.02ms. Allocated memory was 109.1MB in the beginning and 232.8MB in the end (delta: 123.7MB). Free memory was 57.2MB in the beginning and 157.3MB in the end (delta: -100.1MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2021-11-25 20:40:53,464 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory was 39.8MB in the beginning and 39.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:40:53,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6435.09ms. Allocated memory was 109.1MB in the beginning and 232.8MB in the end (delta: 123.7MB). Free memory was 57.2MB in the beginning and 157.3MB in the end (delta: -100.1MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2021-11-25 20:40:53,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory was 39.8MB in the beginning and 39.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6435.09ms. Allocated memory was 109.1MB in the beginning and 232.8MB in the end (delta: 123.7MB). Free memory was 57.2MB in the beginning and 157.3MB in the end (delta: -100.1MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10452]: 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_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7 --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 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:40:56,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:40:56,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:40:56,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:40:56,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:40:56,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:40:56,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:40:56,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:40:56,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:40:56,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:40:56,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:40:56,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:40:56,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:40:56,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:40:56,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:40:56,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:40:56,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:40:56,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:40:56,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:40:56,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:40:56,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:40:56,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:40:56,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:40:56,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:40:56,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:40:56,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:40:56,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:40:56,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:40:56,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:40:56,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:40:56,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:40:56,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:40:56,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:40:56,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:40:56,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:40:56,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:40:56,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:40:56,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:40:56,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:40:56,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:40:56,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:40:56,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 20:40:56,411 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:40:56,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:40:56,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:40:56,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:40:56,414 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:40:56,414 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:40:56,414 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:40:56,415 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:40:56,415 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:40:56,415 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:40:56,417 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:40:56,417 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:40:56,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:40:56,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:40:56,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:40:56,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:40:56,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:40:56,420 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:40:56,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:40:56,421 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:40:56,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:40:56,422 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:40:56,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:40:56,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:40:56,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:40:56,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:40:56,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:40:56,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:40:56,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:40:56,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:40:56,424 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:40:56,425 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:56,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:40:56,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:40:56,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:40:56,426 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_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2021-11-25 20:40:56,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:40:56,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:40:56,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:40:56,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:40:56,896 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:40:56,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-25 20:40:56,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/276cc6612/702e201671494f92ad42a115612b304b/FLAG639231711 [2021-11-25 20:40:58,764 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:40:58,765 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-25 20:40:58,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/276cc6612/702e201671494f92ad42a115612b304b/FLAG639231711 [2021-11-25 20:40:58,978 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85061a56-2065-4b63-819f-128daa04329e/bin/utaipan-eEHZpOm5b7/data/276cc6612/702e201671494f92ad42a115612b304b [2021-11-25 20:40:58,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:40:58,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:40:58,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:40:58,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:40:58,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:40:58,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:40:58" (1/1) ... [2021-11-25 20:40:58,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0c786c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:58, skipping insertion in model container [2021-11-25 20:40:58,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:40:58" (1/1) ... [2021-11-25 20:40:59,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:40:59,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:41:06,545 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-25 20:41:06,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51d4aa84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:41:06, skipping insertion in model container [2021-11-25 20:41:06,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:41:06,547 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:41:06,550 INFO L158 Benchmark]: Toolchain (without parser) took 7562.89ms. Allocated memory was 71.3MB in the beginning and 119.5MB in the end (delta: 48.2MB). Free memory was 31.4MB in the beginning and 40.7MB in the end (delta: -9.2MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2021-11-25 20:41:06,550 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:41:06,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7558.67ms. Allocated memory was 71.3MB in the beginning and 119.5MB in the end (delta: 48.2MB). Free memory was 31.3MB in the beginning and 40.7MB in the end (delta: -9.4MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2021-11-25 20:41:06,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7558.67ms. Allocated memory was 71.3MB in the beginning and 119.5MB in the end (delta: 48.2MB). Free memory was 31.3MB in the beginning and 40.7MB in the end (delta: -9.4MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10452]: 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