./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/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_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8 --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-47ea020 [2021-11-07 02:00:52,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:00:52,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:00:52,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:00:52,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:00:52,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:00:52,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:00:52,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:00:52,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:00:52,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:00:52,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:00:53,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:00:53,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:00:53,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:00:53,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:00:53,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:00:53,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:00:53,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:00:53,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:00:53,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:00:53,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:00:53,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:00:53,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:00:53,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:00:53,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:00:53,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:00:53,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:00:53,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:00:53,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:00:53,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:00:53,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:00:53,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:00:53,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:00:53,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:00:53,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:00:53,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:00:53,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:00:53,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:00:53,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:00:53,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:00:53,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:00:53,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:00:53,119 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:00:53,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:00:53,121 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:00:53,121 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:00:53,122 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:00:53,122 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:00:53,122 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:00:53,123 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:00:53,123 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:00:53,123 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:00:53,124 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:00:53,125 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:00:53,125 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:00:53,125 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:00:53,126 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:00:53,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:00:53,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:00:53,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:00:53,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:00:53,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:00:53,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:00:53,128 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:00:53,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:00:53,129 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:00:53,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:00:53,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:00:53,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:00:53,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:53,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:00:53,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:00:53,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:00:53,132 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:00:53,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:00:53,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:00:53,133 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:00:53,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:00:53,134 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_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-07 02:00:53,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:00:53,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:00:53,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:00:53,499 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:00:53,500 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:00:53,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:00:53,575 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/e526c100e/83ec5ff0f1b94bcdbe5090fc1803f463/FLAG0564291b2 [2021-11-07 02:00:55,305 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:00:55,307 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/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 [2021-11-07 02:00:55,494 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/e526c100e/83ec5ff0f1b94bcdbe5090fc1803f463/FLAG0564291b2 [2021-11-07 02:00:56,001 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/e526c100e/83ec5ff0f1b94bcdbe5090fc1803f463 [2021-11-07 02:00:56,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:00:56,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:00:56,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:56,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:00:56,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:00:56,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:56" (1/1) ... [2021-11-07 02:00:56,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75207cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:56, skipping insertion in model container [2021-11-07 02:00:56,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:56" (1/1) ... [2021-11-07 02:00:56,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:00:56,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:01:06,497 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,503 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,506 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,511 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,664 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,665 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,665 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,685 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,686 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,687 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,690 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,714 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,715 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:06,715 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:07,235 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:07,260 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:07,263 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:07,288 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:07,291 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:01:07,511 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-07 02:01:07,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e9a31cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:01:07, skipping insertion in model container [2021-11-07 02:01:07,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:01:07,513 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:01:07,515 INFO L168 Benchmark]: Toolchain (without parser) took 11507.27 ms. Allocated memory was 140.5 MB in the beginning and 218.1 MB in the end (delta: 77.6 MB). Free memory was 83.1 MB in the beginning and 122.4 MB in the end (delta: -39.3 MB). Peak memory consumption was 88.6 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:07,516 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 102.8 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:01:07,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11501.45 ms. Allocated memory was 140.5 MB in the beginning and 218.1 MB in the end (delta: 77.6 MB). Free memory was 83.1 MB in the beginning and 122.4 MB in the end (delta: -39.3 MB). Peak memory consumption was 88.6 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:07,519 INFO L339 ainManager$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 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11501.45 ms. Allocated memory was 140.5 MB in the beginning and 218.1 MB in the end (delta: 77.6 MB). Free memory was 83.1 MB in the beginning and 122.4 MB in the end (delta: -39.3 MB). Peak memory consumption was 88.6 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~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_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/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_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8 --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-47ea020 [2021-11-07 02:01:09,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:01:09,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:01:09,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:01:09,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:01:09,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:01:09,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:01:09,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:01:09,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:01:09,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:01:09,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:01:09,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:01:09,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:01:09,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:01:09,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:01:09,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:01:09,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:01:09,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:01:09,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:01:09,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:01:09,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:01:09,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:01:09,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:01:09,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:01:09,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:01:09,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:01:09,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:01:09,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:01:09,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:01:09,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:01:09,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:01:09,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:01:09,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:01:09,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:01:10,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:01:10,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:01:10,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:01:10,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:01:10,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:01:10,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:01:10,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:01:10,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:01:10,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:01:10,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:01:10,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:01:10,075 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:01:10,075 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:01:10,075 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:01:10,075 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:01:10,076 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:01:10,076 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:01:10,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:01:10,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:01:10,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:01:10,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:01:10,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:01:10,079 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:01:10,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:01:10,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:01:10,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:01:10,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:01:10,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:01:10,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:01:10,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:01:10,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:01:10,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:01:10,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:01:10,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:01:10,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:01:10,082 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:01:10,082 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:01:10,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:01:10,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:01:10,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:01:10,083 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_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-07 02:01:10,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:01:10,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:01:10,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:01:10,524 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:01:10,526 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:01:10,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:01:10,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/a7d726f8b/40cabce4faf44a6dbaaf2470f5376629/FLAGe630c6e6b [2021-11-07 02:01:12,437 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:01:12,438 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/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 [2021-11-07 02:01:12,569 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/a7d726f8b/40cabce4faf44a6dbaaf2470f5376629/FLAGe630c6e6b [2021-11-07 02:01:12,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9dd4ff-2f98-4c98-ab73-b5c2772e30b1/bin/utaipan-UUZaoUuFF8/data/a7d726f8b/40cabce4faf44a6dbaaf2470f5376629 [2021-11-07 02:01:12,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:01:12,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:01:12,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:01:12,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:01:12,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:01:12,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:01:12" (1/1) ... [2021-11-07 02:01:12,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1552dc57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:01:12, skipping insertion in model container [2021-11-07 02:01:12,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:01:12" (1/1) ... [2021-11-07 02:01:12,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:01:13,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:01:24,366 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-07 02:01:24,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c9e62d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:01:24, skipping insertion in model container [2021-11-07 02:01:24,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:01:24,368 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:01:24,370 INFO L168 Benchmark]: Toolchain (without parser) took 11396.26 ms. Allocated memory was 111.1 MB in the beginning and 222.3 MB in the end (delta: 111.1 MB). Free memory was 54.3 MB in the beginning and 125.2 MB in the end (delta: -70.9 MB). Peak memory consumption was 152.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:24,371 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:01:24,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11388.74 ms. Allocated memory was 111.1 MB in the beginning and 222.3 MB in the end (delta: 111.1 MB). Free memory was 54.3 MB in the beginning and 125.2 MB in the end (delta: -70.9 MB). Peak memory consumption was 152.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:24,373 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11388.74 ms. Allocated memory was 111.1 MB in the beginning and 222.3 MB in the end (delta: 111.1 MB). Free memory was 54.3 MB in the beginning and 125.2 MB in the end (delta: -70.9 MB). Peak memory consumption was 152.1 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