./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--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw --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 bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 .......................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw --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 bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:21:46,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:21:46,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:21:46,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:21:46,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:21:46,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:21:46,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:21:46,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:21:46,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:21:46,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:21:46,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:21:46,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:21:46,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:21:46,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:21:46,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:21:46,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:21:46,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:21:46,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:21:46,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:21:46,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:21:46,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:21:46,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:21:46,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:21:46,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:21:46,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:21:46,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:21:46,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:21:46,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:21:46,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:21:46,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:21:46,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:21:46,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:21:46,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:21:46,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:21:46,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:21:46,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:21:46,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:21:46,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:21:46,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:21:46,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:21:46,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:21:46,665 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-20 06:21:46,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:21:46,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:21:46,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:21:46,723 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:21:46,723 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:21:46,724 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:21:46,724 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 06:21:46,724 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:21:46,731 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:21:46,731 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 06:21:46,733 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 06:21:46,733 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:21:46,734 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 06:21:46,734 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 06:21:46,734 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 06:21:46,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:21:46,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 06:21:46,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:21:46,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:21:46,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:21:46,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:21:46,737 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:21:46,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:21:46,737 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:21:46,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:21:46,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:21:46,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:21:46,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:21:46,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:21:46,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:21:46,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:21:46,741 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 06:21:46,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 06:21:46,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:21:46,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:21:46,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:21:46,743 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_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-10-20 06:21:47,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:21:47,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:21:47,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:21:47,128 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:21:47,129 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:21:47,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-20 06:21:47,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/d3dd99aca/4509c48c9cdd41d78466e11b2f191fb2/FLAGccac1ea56 [2021-10-20 06:21:49,233 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:21:49,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-20 06:21:49,393 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/d3dd99aca/4509c48c9cdd41d78466e11b2f191fb2/FLAGccac1ea56 [2021-10-20 06:21:49,696 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/d3dd99aca/4509c48c9cdd41d78466e11b2f191fb2 [2021-10-20 06:21:49,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:21:49,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:21:49,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:21:49,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:21:49,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:21:49,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:49" (1/1) ... [2021-10-20 06:21:49,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e055e39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:49, skipping insertion in model container [2021-10-20 06:21:49,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:49" (1/1) ... [2021-10-20 06:21:49,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:21:50,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:22:02,363 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,366 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,367 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,370 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,547 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,547 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,548 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,552 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,553 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,554 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,558 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,597 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,598 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:02,599 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:03,306 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:03,337 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:03,341 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:03,376 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:03,378 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-20 06:22:03,709 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-20 06:22:03,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6984e1cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:22:03, skipping insertion in model container [2021-10-20 06:22:03,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:22:03,711 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 06:22:03,715 INFO L168 Benchmark]: Toolchain (without parser) took 14009.02 ms. Allocated memory was 136.3 MB in the beginning and 218.1 MB in the end (delta: 81.8 MB). Free memory was 75.2 MB in the beginning and 135.3 MB in the end (delta: -60.2 MB). Peak memory consumption was 86.7 MB. Max. memory is 16.1 GB. [2021-10-20 06:22:03,717 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 102.8 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:22:03,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14006.08 ms. Allocated memory was 136.3 MB in the beginning and 218.1 MB in the end (delta: 81.8 MB). Free memory was 75.2 MB in the beginning and 135.3 MB in the end (delta: -60.2 MB). Peak memory consumption was 86.7 MB. Max. memory is 16.1 GB. [2021-10-20 06:22:03,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 102.8 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 14006.08 ms. Allocated memory was 136.3 MB in the beginning and 218.1 MB in the end (delta: 81.8 MB). Free memory was 75.2 MB in the beginning and 135.3 MB in the end (delta: -60.2 MB). Peak memory consumption was 86.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:22:06,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:22:06,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:22:06,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:22:06,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:22:06,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:22:06,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:22:06,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:22:06,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:22:06,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:22:06,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:22:06,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:22:06,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:22:06,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:22:06,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:22:06,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:22:06,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:22:06,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:22:06,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:22:06,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:22:06,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:22:06,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:22:06,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:22:06,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:22:06,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:22:06,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:22:06,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:22:06,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:22:06,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:22:06,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:22:06,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:22:06,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:22:06,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:22:06,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:22:06,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:22:06,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:22:06,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:22:06,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:22:06,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:22:06,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:22:06,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:22:06,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-20 06:22:06,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:22:06,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:22:06,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:22:06,832 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:22:06,832 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:22:06,833 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:22:06,833 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:22:06,833 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:22:06,833 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:22:06,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:22:06,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:22:06,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:22:06,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:22:06,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:22:06,838 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:22:06,838 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 06:22:06,839 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 06:22:06,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:22:06,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:22:06,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:22:06,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:22:06,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 06:22:06,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:22:06,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:22:06,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:22:06,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:22:06,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:22:06,842 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 06:22:06,843 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 06:22:06,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:22:06,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:22:06,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:22:06,844 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_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-10-20 06:22:07,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:22:07,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:22:07,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:22:07,363 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:22:07,364 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:22:07,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-20 06:22:07,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/14bea3288/5e1c0cc722e045418e37347694f5c8e2/FLAGf8b77f89b [2021-10-20 06:22:09,579 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:22:09,581 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-20 06:22:09,755 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/14bea3288/5e1c0cc722e045418e37347694f5c8e2/FLAGf8b77f89b [2021-10-20 06:22:09,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbca51f-53b3-4bb4-bf82-08c1985a6486/bin/utaipan-tZwUujhuQw/data/14bea3288/5e1c0cc722e045418e37347694f5c8e2 [2021-10-20 06:22:09,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:22:09,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:22:09,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:22:09,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:22:09,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:22:09,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:22:09" (1/1) ... [2021-10-20 06:22:09,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed2dcf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:22:09, skipping insertion in model container [2021-10-20 06:22:09,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:22:09" (1/1) ... [2021-10-20 06:22:09,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:22:10,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:22:22,887 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-20 06:22:22,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25ddc2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:22:22, skipping insertion in model container [2021-10-20 06:22:22,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:22:22,889 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 06:22:22,891 INFO L168 Benchmark]: Toolchain (without parser) took 12914.72 ms. Allocated memory was 86.0 MB in the beginning and 274.7 MB in the end (delta: 188.7 MB). Free memory was 31.8 MB in the beginning and 169.6 MB in the end (delta: -137.9 MB). Peak memory consumption was 113.1 MB. Max. memory is 16.1 GB. [2021-10-20 06:22:22,893 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:22:22,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12911.04 ms. Allocated memory was 86.0 MB in the beginning and 274.7 MB in the end (delta: 188.7 MB). Free memory was 31.5 MB in the beginning and 169.6 MB in the end (delta: -138.2 MB). Peak memory consumption was 113.1 MB. Max. memory is 16.1 GB. [2021-10-20 06:22:22,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12911.04 ms. Allocated memory was 86.0 MB in the beginning and 274.7 MB in the end (delta: 188.7 MB). Free memory was 31.5 MB in the beginning and 169.6 MB in the end (delta: -138.2 MB). Peak memory consumption was 113.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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...