./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--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan --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 82220a432d13679dbce6afe1be6b75a8bc60f450 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan --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 82220a432d13679dbce6afe1be6b75a8bc60f450 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:40:06,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:06,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:06,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:06,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:06,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:07,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:07,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:07,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:07,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:07,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:07,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:07,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:07,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:07,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:07,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:07,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:07,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:07,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:07,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:07,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:07,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:07,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:07,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:07,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:07,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:07,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:07,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:07,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:07,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:07,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:07,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:07,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:07,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:07,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:07,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:07,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:07,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:07,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:07,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:07,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:07,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:40:07,097 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:07,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:07,098 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:07,099 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:07,099 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:07,099 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:07,099 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:40:07,099 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:07,100 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:07,100 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:40:07,101 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:40:07,101 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:07,101 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:40:07,101 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:40:07,102 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:40:07,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:07,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:40:07,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:07,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:07,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:07,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:07,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:07,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:07,104 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:07,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:07,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:07,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:07,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:07,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:07,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:07,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:07,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:07,107 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:40:07,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:40:07,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:07,108 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:07,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:07,108 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:40:07,108 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-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82220a432d13679dbce6afe1be6b75a8bc60f450 [2020-11-28 07:40:07,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:07,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:07,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:07,407 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:07,407 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:07,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i [2020-11-28 07:40:07,493 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/e3ec444dc/d2f1ab96d9934c559caa1270c304ee19/FLAG9480a8ea6 [2020-11-28 07:40:09,523 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:09,524 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i [2020-11-28 07:40:09,764 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/e3ec444dc/d2f1ab96d9934c559caa1270c304ee19/FLAG9480a8ea6 [2020-11-28 07:40:09,950 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/e3ec444dc/d2f1ab96d9934c559caa1270c304ee19 [2020-11-28 07:40:09,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:09,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:09,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:09,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:09,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:09,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:09" (1/1) ... [2020-11-28 07:40:09,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a97409d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:09, skipping insertion in model container [2020-11-28 07:40:09,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:09" (1/1) ... [2020-11-28 07:40:09,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:10,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:15,215 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:40:17,432 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __brcms_err [2020-11-28 07:40:17,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c6a33f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:17, skipping insertion in model container [2020-11-28 07:40:17,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:17,433 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:40:17,436 INFO L168 Benchmark]: Toolchain (without parser) took 7480.28 ms. Allocated memory was 153.1 MB in the beginning and 216.0 MB in the end (delta: 62.9 MB). Free memory was 74.1 MB in the beginning and 88.7 MB in the end (delta: -14.6 MB). Peak memory consumption was 61.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:17,437 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 104.9 MB. Free memory was 79.8 MB in the beginning and 79.7 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:17,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7477.88 ms. Allocated memory was 153.1 MB in the beginning and 216.0 MB in the end (delta: 62.9 MB). Free memory was 74.1 MB in the beginning and 88.7 MB in the end (delta: -14.6 MB). Peak memory consumption was 61.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:17,440 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 104.9 MB. Free memory was 79.8 MB in the beginning and 79.7 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7477.88 ms. Allocated memory was 153.1 MB in the beginning and 216.0 MB in the end (delta: 62.9 MB). Free memory was 74.1 MB in the beginning and 88.7 MB in the end (delta: -14.6 MB). Peak memory consumption was 61.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10591]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __brcms_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:40:19,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:19,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:19,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:19,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:19,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:19,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:19,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:19,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:19,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:19,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:19,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:19,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:19,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:19,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:19,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:19,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:19,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:19,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:19,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:19,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:19,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:19,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:19,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:19,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:19,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:19,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:19,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:19,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:19,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:19,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:19,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:19,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:19,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:19,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:19,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:19,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:19,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:19,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:19,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:19,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:19,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:40:19,760 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:19,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:19,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:19,762 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:19,763 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:19,763 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:19,763 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:19,763 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:19,763 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:19,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:19,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:19,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:19,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:19,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:19,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:19,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:40:19,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:40:19,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:19,767 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:19,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:19,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:19,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:40:19,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:19,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:19,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:19,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:19,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:19,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:19,778 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:40:19,778 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:40:19,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:19,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:19,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:19,779 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-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82220a432d13679dbce6afe1be6b75a8bc60f450 [2020-11-28 07:40:20,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:20,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:20,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:20,171 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:20,172 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:20,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i [2020-11-28 07:40:20,237 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/2e073b3ff/36de8c2f004e4ff997aeb7eef70e9075/FLAG94bbf0fc5 [2020-11-28 07:40:22,604 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:22,604 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--brcm80211--brcmsmac--brcmsmac.ko-entry_point.cil.out.i [2020-11-28 07:40:22,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/2e073b3ff/36de8c2f004e4ff997aeb7eef70e9075/FLAG94bbf0fc5 [2020-11-28 07:40:23,082 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5deca470-79f9-4383-8969-84a06cbff6ed/bin/utaipan/data/2e073b3ff/36de8c2f004e4ff997aeb7eef70e9075 [2020-11-28 07:40:23,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:23,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:23,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:23,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:23,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:23,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:23" (1/1) ... [2020-11-28 07:40:23,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aad6c06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:23, skipping insertion in model container [2020-11-28 07:40:23,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:23" (1/1) ... [2020-11-28 07:40:23,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:23,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:30,661 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __brcms_err [2020-11-28 07:40:30,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a9d8162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:30, skipping insertion in model container [2020-11-28 07:40:30,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:30,663 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:40:30,667 INFO L168 Benchmark]: Toolchain (without parser) took 7574.43 ms. Allocated memory was 102.8 MB in the beginning and 260.0 MB in the end (delta: 157.3 MB). Free memory was 40.8 MB in the beginning and 160.1 MB in the end (delta: -119.3 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:30,668 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:30,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7571.43 ms. Allocated memory was 102.8 MB in the beginning and 260.0 MB in the end (delta: 157.3 MB). Free memory was 40.6 MB in the beginning and 160.1 MB in the end (delta: -119.5 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:30,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7571.43 ms. Allocated memory was 102.8 MB in the beginning and 260.0 MB in the end (delta: 157.3 MB). Free memory was 40.6 MB in the beginning and 160.1 MB in the end (delta: -119.5 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10591]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __brcms_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...