./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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH --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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:15:25,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:15:25,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:15:25,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:15:25,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:15:25,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:15:25,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:15:25,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:15:25,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:15:25,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:15:25,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:15:25,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:15:25,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:15:25,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:15:25,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:15:25,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:15:25,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:15:25,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:15:25,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:15:25,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:15:25,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:15:25,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:15:25,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:15:25,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:15:25,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:15:25,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:15:25,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:15:25,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:15:25,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:15:25,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:15:25,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:15:25,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:15:25,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:15:25,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:15:25,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:15:25,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:15:25,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:15:25,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:15:25,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:15:25,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:15:25,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:15:25,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 05:15:25,870 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:15:25,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:15:25,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:15:25,874 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:15:25,874 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:15:25,874 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:15:25,875 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:15:25,875 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:15:25,879 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:15:25,879 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:15:25,879 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:15:25,879 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:15:25,880 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:15:25,880 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:15:25,881 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:15:25,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:15:25,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:15:25,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:15:25,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:15:25,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:15:25,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:15:25,886 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:15:25,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:15:25,886 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:15:25,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:15:25,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:15:25,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:15:25,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:15:25,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:15:25,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:15:25,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:15:25,891 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:15:25,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:15:25,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:15:25,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:15:25,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:15:25,897 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_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-03 05:15:26,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:15:26,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:15:26,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:15:26,211 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:15:26,212 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:15:26,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-03 05:15:26,310 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/6716ab469/8cd6a13106f545efbfd58358d879c390/FLAG53fe3a757 [2021-11-03 05:15:28,228 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:15:28,230 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-03 05:15:28,365 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/6716ab469/8cd6a13106f545efbfd58358d879c390/FLAG53fe3a757 [2021-11-03 05:15:28,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/6716ab469/8cd6a13106f545efbfd58358d879c390 [2021-11-03 05:15:28,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:15:28,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:15:28,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:15:28,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:15:28,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:15:28,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:28" (1/1) ... [2021-11-03 05:15:28,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34057b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:28, skipping insertion in model container [2021-11-03 05:15:28,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:28" (1/1) ... [2021-11-03 05:15:28,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:15:29,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:15:38,355 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,358 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,359 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,362 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,521 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,522 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,523 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,527 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,528 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,529 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,534 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,557 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,557 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:38,558 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:39,106 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:39,128 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:39,132 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:39,159 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:39,162 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:15:39,389 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-03 05:15:39,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dade743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:39, skipping insertion in model container [2021-11-03 05:15:39,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:15:39,390 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:15:39,392 INFO L168 Benchmark]: Toolchain (without parser) took 10640.59 ms. Allocated memory was 111.1 MB in the beginning and 281.0 MB in the end (delta: 169.9 MB). Free memory was 62.6 MB in the beginning and 156.4 MB in the end (delta: -93.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:39,393 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 111.1 MB. Free memory is still 88.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:15:39,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10638.22 ms. Allocated memory was 111.1 MB in the beginning and 281.0 MB in the end (delta: 169.9 MB). Free memory was 62.2 MB in the beginning and 156.4 MB in the end (delta: -94.2 MB). Peak memory consumption was 81.8 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:39,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 111.1 MB. Free memory is still 88.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10638.22 ms. Allocated memory was 111.1 MB in the beginning and 281.0 MB in the end (delta: 169.9 MB). Free memory was 62.2 MB in the beginning and 156.4 MB in the end (delta: -94.2 MB). Peak memory consumption was 81.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH --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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:15:41,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:15:41,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:15:41,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:15:41,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:15:41,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:15:41,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:15:41,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:15:41,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:15:41,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:15:41,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:15:41,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:15:41,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:15:41,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:15:41,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:15:41,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:15:41,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:15:41,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:15:41,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:15:41,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:15:41,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:15:41,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:15:41,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:15:41,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:15:41,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:15:41,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:15:41,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:15:41,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:15:41,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:15:41,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:15:41,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:15:41,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:15:41,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:15:41,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:15:41,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:15:41,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:15:41,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:15:41,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:15:41,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:15:41,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:15:41,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:15:41,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 05:15:42,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:15:42,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:15:42,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:15:42,022 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:15:42,022 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:15:42,023 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:15:42,023 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:15:42,024 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:15:42,024 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:15:42,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:15:42,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:15:42,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:15:42,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:15:42,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:15:42,028 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:15:42,029 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 05:15:42,029 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 05:15:42,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:15:42,030 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:15:42,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:15:42,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:15:42,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 05:15:42,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:15:42,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:15:42,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:15:42,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:15:42,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:15:42,035 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 05:15:42,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 05:15:42,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:15:42,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:15:42,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:15:42,037 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_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-03 05:15:42,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:15:42,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:15:42,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:15:42,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:15:42,471 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:15:42,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-03 05:15:42,572 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/0bfc2d28d/4306217e5ad24eccabed4509bd643453/FLAGfba577393 [2021-11-03 05:15:44,410 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:15:44,411 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-11-03 05:15:44,552 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/0bfc2d28d/4306217e5ad24eccabed4509bd643453/FLAGfba577393 [2021-11-03 05:15:44,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfef288f-1f76-442e-b2ff-0f8e858ead5d/bin/utaipan-aC7eJsxGYH/data/0bfc2d28d/4306217e5ad24eccabed4509bd643453 [2021-11-03 05:15:44,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:15:44,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:15:44,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:15:44,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:15:44,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:15:44,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:44" (1/1) ... [2021-11-03 05:15:44,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73694cb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:44, skipping insertion in model container [2021-11-03 05:15:44,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:44" (1/1) ... [2021-11-03 05:15:44,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:15:45,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:15:57,207 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-03 05:15:57,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71a2f376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:57, skipping insertion in model container [2021-11-03 05:15:57,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:15:57,209 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:15:57,212 INFO L168 Benchmark]: Toolchain (without parser) took 12265.50 ms. Allocated memory was 86.0 MB in the beginning and 155.2 MB in the end (delta: 69.2 MB). Free memory was 32.8 MB in the beginning and 47.9 MB in the end (delta: -15.2 MB). Peak memory consumption was 78.6 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:57,213 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:15:57,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12262.83 ms. Allocated memory was 86.0 MB in the beginning and 155.2 MB in the end (delta: 69.2 MB). Free memory was 32.6 MB in the beginning and 47.9 MB in the end (delta: -15.4 MB). Peak memory consumption was 78.6 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:57,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12262.83 ms. Allocated memory was 86.0 MB in the beginning and 155.2 MB in the end (delta: 69.2 MB). Free memory was 32.6 MB in the beginning and 47.9 MB in the end (delta: -15.4 MB). Peak memory consumption was 78.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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