./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P --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 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:51:35,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:51:35,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:51:35,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:51:35,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:51:35,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:51:35,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:51:35,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:51:36,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:51:36,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:51:36,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:51:36,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:51:36,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:51:36,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:51:36,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:51:36,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:51:36,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:51:36,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:51:36,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:51:36,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:51:36,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:51:36,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:51:36,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:51:36,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:51:36,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:51:36,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:51:36,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:51:36,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:51:36,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:51:36,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:51:36,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:51:36,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:51:36,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:51:36,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:51:36,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:51:36,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:51:36,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:51:36,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:51:36,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:51:36,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:51:36,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:51:36,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 23:51:36,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:51:36,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:51:36,117 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:51:36,117 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:51:36,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:51:36,124 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:51:36,125 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:51:36,125 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:51:36,125 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:51:36,125 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:51:36,127 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:51:36,127 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:51:36,127 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:51:36,127 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:51:36,128 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:51:36,128 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:51:36,128 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:51:36,128 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:51:36,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:51:36,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:51:36,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:51:36,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:51:36,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:51:36,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:51:36,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:51:36,131 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:51:36,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:51:36,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:51:36,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:51:36,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:51:36,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:51:36,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:51:36,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:51:36,135 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:51:36,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:51:36,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:51:36,135 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:51:36,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:51:36,136 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_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 [2021-11-20 23:51:36,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:51:36,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:51:36,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:51:36,423 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:51:36,424 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:51:36,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-20 23:51:36,518 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/5c6faac7e/19ffcddaafcb4a41b01c705acdc42db7/FLAG86ef4f683 [2021-11-20 23:51:37,663 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:51:37,665 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-20 23:51:37,748 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/5c6faac7e/19ffcddaafcb4a41b01c705acdc42db7/FLAG86ef4f683 [2021-11-20 23:51:37,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/5c6faac7e/19ffcddaafcb4a41b01c705acdc42db7 [2021-11-20 23:51:37,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:51:37,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:51:37,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:51:37,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:51:37,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:51:37,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:37" (1/1) ... [2021-11-20 23:51:37,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae2586d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:37, skipping insertion in model container [2021-11-20 23:51:37,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:37" (1/1) ... [2021-11-20 23:51:37,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:51:38,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:51:43,177 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-20 23:51:43,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13d2e8fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:43, skipping insertion in model container [2021-11-20 23:51:43,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:51:43,178 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:51:43,180 INFO L158 Benchmark]: Toolchain (without parser) took 5324.91ms. Allocated memory was 109.1MB in the beginning and 211.8MB in the end (delta: 102.8MB). Free memory was 63.2MB in the beginning and 106.8MB in the end (delta: -43.6MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2021-11-20 23:51:43,181 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:51:43,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5320.80ms. Allocated memory was 109.1MB in the beginning and 211.8MB in the end (delta: 102.8MB). Free memory was 63.2MB in the beginning and 106.8MB in the end (delta: -43.6MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2021-11-20 23:51:43,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5320.80ms. Allocated memory was 109.1MB in the beginning and 211.8MB in the end (delta: 102.8MB). Free memory was 63.2MB in the beginning and 106.8MB in the end (delta: -43.6MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12137]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int 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_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P --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 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:51:45,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:51:45,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:51:45,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:51:45,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:51:45,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:51:45,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:51:45,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:51:45,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:51:45,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:51:45,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:51:45,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:51:45,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:51:45,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:51:45,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:51:45,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:51:45,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:51:45,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:51:45,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:51:45,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:51:45,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:51:45,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:51:45,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:51:45,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:51:45,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:51:45,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:51:45,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:51:45,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:51:45,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:51:45,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:51:45,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:51:45,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:51:45,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:51:45,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:51:45,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:51:45,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:51:45,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:51:45,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:51:45,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:51:45,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:51:45,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:51:45,717 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-20 23:51:45,758 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:51:45,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:51:45,759 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:51:45,759 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:51:45,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:51:45,762 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:51:45,762 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:51:45,762 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:51:45,762 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:51:45,763 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:51:45,764 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:51:45,764 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:51:45,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:51:45,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:51:45,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:51:45,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:51:45,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:51:45,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:51:45,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:51:45,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:51:45,767 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:51:45,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:51:45,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:51:45,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:51:45,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:51:45,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:51:45,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:51:45,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:51:45,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:51:45,769 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:51:45,770 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:51:45,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:51:45,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:51:45,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:51:45,771 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_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 [2021-11-20 23:51:46,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:51:46,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:51:46,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:51:46,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:51:46,263 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:51:46,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-20 23:51:46,343 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/b04e0db34/5d08be20aed9436bb385ca52fa111890/FLAGf8962befe [2021-11-20 23:51:47,588 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:51:47,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-20 23:51:47,680 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/b04e0db34/5d08be20aed9436bb385ca52fa111890/FLAGf8962befe [2021-11-20 23:51:47,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e3ad20e-7573-4e0a-888c-ec9c4970bd7e/bin/utaipan-TEXQjIfE4P/data/b04e0db34/5d08be20aed9436bb385ca52fa111890 [2021-11-20 23:51:47,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:51:47,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:51:47,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:51:47,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:51:47,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:51:47,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:47" (1/1) ... [2021-11-20 23:51:47,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de3929b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:47, skipping insertion in model container [2021-11-20 23:51:47,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:47" (1/1) ... [2021-11-20 23:51:47,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:51:48,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:51:53,729 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-20 23:51:53,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7184b64a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:53, skipping insertion in model container [2021-11-20 23:51:53,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:51:53,731 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:51:53,735 INFO L158 Benchmark]: Toolchain (without parser) took 5953.55ms. Allocated memory was 71.3MB in the beginning and 146.8MB in the end (delta: 75.5MB). Free memory was 33.3MB in the beginning and 87.4MB in the end (delta: -54.1MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2021-11-20 23:51:53,737 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:51:53,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5948.79ms. Allocated memory was 71.3MB in the beginning and 146.8MB in the end (delta: 75.5MB). Free memory was 33.1MB in the beginning and 87.4MB in the end (delta: -54.3MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2021-11-20 23:51:53,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5948.79ms. Allocated memory was 71.3MB in the beginning and 146.8MB in the end (delta: 75.5MB). Free memory was 33.1MB in the beginning and 87.4MB in the end (delta: -54.3MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12137]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT 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