./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--mellanox--mlx4--mlx4_en.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_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/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 9e41aa87287bd01360b8ed496cdd5676d0f15c36 .......................................................................................................................................... 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_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/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 9e41aa87287bd01360b8ed496cdd5676d0f15c36 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:06:50,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:06:50,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:06:50,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:06:50,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:06:50,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:06:50,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:06:50,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:06:50,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:06:50,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:06:50,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:06:50,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:06:50,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:06:50,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:06:50,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:06:50,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:06:50,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:06:50,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:06:50,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:06:50,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:06:50,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:06:50,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:06:50,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:06:50,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:06:50,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:06:50,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:06:50,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:06:50,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:06:50,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:06:50,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:06:50,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:06:50,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:06:50,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:06:50,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:06:50,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:06:50,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:06:50,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:06:50,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:06:50,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:06:50,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:06:50,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:06:50,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:06:50,865 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:06:50,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:06:50,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:06:50,867 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:06:50,867 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:06:50,867 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:06:50,867 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:06:50,868 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:06:50,868 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:06:50,868 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:06:50,868 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:06:50,869 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:06:50,869 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:06:50,869 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:06:50,869 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:06:50,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:06:50,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:06:50,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:06:50,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:06:50,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:06:50,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:06:50,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:06:50,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:06:50,872 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:06:50,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:06:50,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:06:50,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:06:50,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:06:50,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:06:50,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:06:50,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:06:50,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:06:50,874 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:06:50,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:06:50,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:06:50,875 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:06:50,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:06:50,875 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:06:50,876 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_db9c0ed9-7273-4769-8491-e98943182785/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e41aa87287bd01360b8ed496cdd5676d0f15c36 [2020-11-22 13:06:51,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:06:51,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:06:51,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:06:51,130 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:06:51,130 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:06:51,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko-entry_point.cil.out.i [2020-11-22 13:06:51,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/1b1d8c873/7c6b4de66a5c4395b83ccbdd72989ed6/FLAGdf451cf98 [2020-11-22 13:06:52,555 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:06:52,556 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko-entry_point.cil.out.i [2020-11-22 13:06:52,656 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/1b1d8c873/7c6b4de66a5c4395b83ccbdd72989ed6/FLAGdf451cf98 [2020-11-22 13:06:53,093 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/1b1d8c873/7c6b4de66a5c4395b83ccbdd72989ed6 [2020-11-22 13:06:53,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:06:53,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:06:53,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:53,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:06:53,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:06:53,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:53" (1/1) ... [2020-11-22 13:06:53,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7feb3d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:53, skipping insertion in model container [2020-11-22 13:06:53,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:53" (1/1) ... [2020-11-22 13:06:53,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:06:53,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:06:54,212 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name comp at C: (*comp)(struct mlx4_cq * ) [5900] [2020-11-22 13:06:57,510 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: en_print [2020-11-22 13:06:57,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ff215f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:57, skipping insertion in model container [2020-11-22 13:06:57,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:57,511 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:06:57,514 INFO L168 Benchmark]: Toolchain (without parser) took 4415.23 ms. Allocated memory was 100.7 MB in the beginning and 203.4 MB in the end (delta: 102.8 MB). Free memory was 57.0 MB in the beginning and 133.6 MB in the end (delta: -76.7 MB). Peak memory consumption was 54.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:57,515 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 100.7 MB. Free memory was 57.9 MB in the beginning and 57.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:06:57,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4413.08 ms. Allocated memory was 100.7 MB in the beginning and 203.4 MB in the end (delta: 102.8 MB). Free memory was 56.6 MB in the beginning and 133.6 MB in the end (delta: -77.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:57,518 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 100.7 MB. Free memory was 57.9 MB in the beginning and 57.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4413.08 ms. Allocated memory was 100.7 MB in the beginning and 203.4 MB in the end (delta: 102.8 MB). Free memory was 56.6 MB in the beginning and 133.6 MB in the end (delta: -77.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10128]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: en_print RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:06:59,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:06:59,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:06:59,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:06:59,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:06:59,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:06:59,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:06:59,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:06:59,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:06:59,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:06:59,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:06:59,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:06:59,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:06:59,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:06:59,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:06:59,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:06:59,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:06:59,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:06:59,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:06:59,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:06:59,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:06:59,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:06:59,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:06:59,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:06:59,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:06:59,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:06:59,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:06:59,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:06:59,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:06:59,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:06:59,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:06:59,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:06:59,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:06:59,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:06:59,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:06:59,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:06:59,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:06:59,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:06:59,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:06:59,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:06:59,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:06:59,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:06:59,771 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:06:59,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:06:59,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:06:59,772 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:06:59,773 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:06:59,773 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:06:59,774 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:06:59,774 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:06:59,774 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:06:59,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:06:59,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:06:59,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:06:59,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:06:59,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:06:59,777 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:06:59,777 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:06:59,778 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:06:59,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:06:59,779 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:06:59,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:06:59,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:06:59,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:06:59,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:06:59,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:06:59,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:06:59,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:06:59,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:06:59,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:06:59,782 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:06:59,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:06:59,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:06:59,783 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:06:59,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:06:59,783 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_db9c0ed9-7273-4769-8491-e98943182785/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e41aa87287bd01360b8ed496cdd5676d0f15c36 [2020-11-22 13:07:00,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:07:00,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:07:00,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:07:00,156 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:07:00,157 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:07:00,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko-entry_point.cil.out.i [2020-11-22 13:07:00,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/ea71ab223/5adf2bdf7bc043f99e71aba5ccff0887/FLAG18f54a270 [2020-11-22 13:07:01,531 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:07:01,532 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko-entry_point.cil.out.i [2020-11-22 13:07:01,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/ea71ab223/5adf2bdf7bc043f99e71aba5ccff0887/FLAG18f54a270 [2020-11-22 13:07:02,048 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_db9c0ed9-7273-4769-8491-e98943182785/bin/utaipan/data/ea71ab223/5adf2bdf7bc043f99e71aba5ccff0887 [2020-11-22 13:07:02,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:07:02,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:07:02,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:02,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:07:02,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:07:02,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:02" (1/1) ... [2020-11-22 13:07:02,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b533640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:02, skipping insertion in model container [2020-11-22 13:07:02,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:02" (1/1) ... [2020-11-22 13:07:02,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:07:02,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:03,346 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name comp at C: (*comp)(struct mlx4_cq * ) [5900] [2020-11-22 13:07:06,835 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: en_print [2020-11-22 13:07:06,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78a4432f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:06, skipping insertion in model container [2020-11-22 13:07:06,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:06,836 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:07:06,839 INFO L168 Benchmark]: Toolchain (without parser) took 4785.30 ms. Allocated memory was 62.9 MB in the beginning and 117.4 MB in the end (delta: 54.5 MB). Free memory was 23.4 MB in the beginning and 57.9 MB in the end (delta: -34.4 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:06,839 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:07:06,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4782.76 ms. Allocated memory was 62.9 MB in the beginning and 117.4 MB in the end (delta: 54.5 MB). Free memory was 23.3 MB in the beginning and 57.9 MB in the end (delta: -34.6 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:06,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4782.76 ms. Allocated memory was 62.9 MB in the beginning and 117.4 MB in the end (delta: 54.5 MB). Free memory was 23.3 MB in the beginning and 57.9 MB in the end (delta: -34.6 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10128]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: en_print RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...