./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/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_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V --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 0.2.1-dev-aef121e [2021-11-23 03:18:27,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:18:27,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:18:27,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:18:27,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:18:27,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:18:27,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:18:27,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:18:27,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:18:27,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:18:27,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:18:27,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:18:27,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:18:27,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:18:27,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:18:27,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:18:27,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:18:27,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:18:27,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:18:27,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:18:27,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:18:27,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:18:27,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:18:27,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:18:27,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:18:27,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:18:27,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:18:27,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:18:27,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:18:27,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:18:27,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:18:27,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:18:27,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:18:27,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:18:27,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:18:27,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:18:27,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:18:27,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:18:27,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:18:27,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:18:27,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:18:27,955 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 03:18:28,008 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:18:28,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:18:28,010 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:18:28,010 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:18:28,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:18:28,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:18:28,012 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:18:28,012 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:18:28,013 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:18:28,013 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:18:28,014 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:18:28,015 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:18:28,015 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:18:28,015 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:18:28,016 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:18:28,016 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:18:28,016 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:18:28,017 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:18:28,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:18:28,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:18:28,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:18:28,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:18:28,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:18:28,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:18:28,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:18:28,020 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:18:28,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:18:28,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:18:28,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:18:28,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:18:28,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:18:28,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:18:28,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:18:28,024 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:18:28,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:18:28,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:18:28,025 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:18:28,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:18:28,025 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_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2021-11-23 03:18:28,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:18:28,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:18:28,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:18:28,459 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:18:28,460 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:18:28,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 03:18:28,547 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/b235cc104/1f7406cf106d4b779a5a72b1924087d5/FLAG8cf3f0d03 [2021-11-23 03:18:30,093 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:18:30,094 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/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 [2021-11-23 03:18:30,253 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/b235cc104/1f7406cf106d4b779a5a72b1924087d5/FLAG8cf3f0d03 [2021-11-23 03:18:30,453 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/b235cc104/1f7406cf106d4b779a5a72b1924087d5 [2021-11-23 03:18:30,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:18:30,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:18:30,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:18:30,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:18:30,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:18:30,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:18:30" (1/1) ... [2021-11-23 03:18:30,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d1de9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:18:30, skipping insertion in model container [2021-11-23 03:18:30,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:18:30" (1/1) ... [2021-11-23 03:18:30,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:18:30,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:18:36,784 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-23 03:18:36,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b80cfb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:18:36, skipping insertion in model container [2021-11-23 03:18:36,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:18:36,786 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:18:36,789 INFO L158 Benchmark]: Toolchain (without parser) took 6328.86ms. Allocated memory was 134.2MB in the beginning and 216.0MB in the end (delta: 81.8MB). Free memory was 94.3MB in the beginning and 154.1MB in the end (delta: -59.8MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2021-11-23 03:18:36,790 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:18:36,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6325.73ms. Allocated memory was 134.2MB in the beginning and 216.0MB in the end (delta: 81.8MB). Free memory was 94.3MB in the beginning and 154.1MB in the end (delta: -59.8MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2021-11-23 03:18:36,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6325.73ms. Allocated memory was 134.2MB in the beginning and 216.0MB in the end (delta: 81.8MB). Free memory was 94.3MB in the beginning and 154.1MB in the end (delta: -59.8MB). Peak memory consumption was 83.0MB. 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_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/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_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V --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 0.2.1-dev-aef121e [2021-11-23 03:18:39,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:18:39,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:18:39,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:18:39,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:18:39,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:18:39,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:18:39,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:18:39,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:18:39,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:18:39,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:18:39,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:18:39,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:18:39,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:18:39,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:18:39,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:18:39,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:18:39,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:18:39,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:18:39,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:18:39,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:18:39,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:18:39,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:18:39,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:18:39,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:18:39,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:18:39,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:18:39,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:18:39,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:18:39,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:18:39,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:18:39,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:18:39,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:18:39,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:18:39,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:18:39,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:18:39,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:18:39,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:18:39,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:18:39,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:18:39,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:18:39,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 03:18:39,735 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:18:39,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:18:39,736 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:18:39,736 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:18:39,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:18:39,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:18:39,738 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:18:39,739 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:18:39,739 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:18:39,739 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:18:39,741 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:18:39,741 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:18:39,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:18:39,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:18:39,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:18:39,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:18:39,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:18:39,744 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:18:39,745 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:18:39,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:18:39,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:18:39,746 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:18:39,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:18:39,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:18:39,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:18:39,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:18:39,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:18:39,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:18:39,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:18:39,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:18:39,748 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:18:39,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:18:39,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:18:39,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:18:39,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:18:39,750 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_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2021-11-23 03:18:40,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:18:40,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:18:40,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:18:40,295 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:18:40,296 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:18:40,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 03:18:40,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/497d648c5/addd596cda984c9f8b9a8974d48cd028/FLAG62a4c9274 [2021-11-23 03:18:42,224 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:18:42,225 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/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 [2021-11-23 03:18:42,376 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/497d648c5/addd596cda984c9f8b9a8974d48cd028/FLAG62a4c9274 [2021-11-23 03:18:42,395 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf1f4a55-cb52-4de3-8be7-7b3f85f22daf/bin/utaipan-EQgc7hIp5V/data/497d648c5/addd596cda984c9f8b9a8974d48cd028 [2021-11-23 03:18:42,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:18:42,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:18:42,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:18:42,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:18:42,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:18:42,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:18:42" (1/1) ... [2021-11-23 03:18:42,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5070c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:18:42, skipping insertion in model container [2021-11-23 03:18:42,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:18:42" (1/1) ... [2021-11-23 03:18:42,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:18:42,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:18:49,161 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-23 03:18:49,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51b8183b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:18:49, skipping insertion in model container [2021-11-23 03:18:49,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:18:49,165 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:18:49,168 INFO L158 Benchmark]: Toolchain (without parser) took 6765.45ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 48.6MB in the beginning and 61.7MB in the end (delta: -13.1MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2021-11-23 03:18:49,170 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 54.5MB. Free memory was 35.3MB in the beginning and 35.3MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:18:49,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6759.64ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 48.4MB in the beginning and 61.7MB in the end (delta: -13.3MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2021-11-23 03:18:49,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 54.5MB. Free memory was 35.3MB in the beginning and 35.3MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6759.64ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 48.4MB in the beginning and 61.7MB in the end (delta: -13.3MB). Peak memory consumption was 76.9MB. 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