./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22151cfe3dd697a127a0fe57dcd6b9235270ee5b ........................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22151cfe3dd697a127a0fe57dcd6b9235270ee5b .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:30:01,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:30:01,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:30:01,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:30:01,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:30:01,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:30:01,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:30:01,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:30:01,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:30:01,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:30:01,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:30:01,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:30:01,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:30:01,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:30:01,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:30:01,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:30:01,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:30:01,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:30:01,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:30:01,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:30:01,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:30:01,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:30:01,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:30:01,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:30:01,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:30:01,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:30:01,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:30:01,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:30:01,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:30:01,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:30:01,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:30:01,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:30:01,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:30:01,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:30:01,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:30:01,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:30:01,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:30:01,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:30:01,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:30:01,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:30:01,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:30:01,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 16:30:01,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:30:01,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:30:01,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:30:01,474 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:30:01,474 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:30:01,475 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:30:01,475 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:30:01,476 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:30:01,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:30:01,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:30:01,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:30:01,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:30:01,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:30:01,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:30:01,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:30:01,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:30:01,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:30:01,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:30:01,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:30:01,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:30:01,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:30:01,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:30:01,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:30:01,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:30:01,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:30:01,478 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:30:01,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:30:01,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:30:01,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:30:01,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:30:01,479 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 16:30:01,479 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> 22151cfe3dd697a127a0fe57dcd6b9235270ee5b [2019-12-07 16:30:01,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:30:01,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:30:01,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:30:01,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:30:01,594 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:30:01,595 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-12-07 16:30:01,636 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/bdaeed445/e61187847b95461aa34c187f38ba0818/FLAG70150191f [2019-12-07 16:30:02,370 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:30:02,370 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-12-07 16:30:02,423 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/bdaeed445/e61187847b95461aa34c187f38ba0818/FLAG70150191f [2019-12-07 16:30:02,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/bdaeed445/e61187847b95461aa34c187f38ba0818 [2019-12-07 16:30:02,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:30:02,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:30:02,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:02,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:30:02,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:30:02,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:02" (1/1) ... [2019-12-07 16:30:02,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2da0fc46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:02, skipping insertion in model container [2019-12-07 16:30:02,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:02" (1/1) ... [2019-12-07 16:30:02,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:30:02,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:30:06,873 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,874 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,875 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,876 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,929 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,930 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,930 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,932 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,933 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,933 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,934 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,944 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,944 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:06,945 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,213 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,213 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,648 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,658 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,660 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,670 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,672 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:30:07,816 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 [2019-12-07 16:30:07,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68fce0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:07, skipping insertion in model container [2019-12-07 16:30:07,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:07,817 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:30:07,819 INFO L168 Benchmark]: Toolchain (without parser) took 5149.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 896.2 MB in the beginning and 897.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 169.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:07,820 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:30:07,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5147.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 896.2 MB in the beginning and 897.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 169.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:07,822 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5147.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 896.2 MB in the beginning and 897.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 169.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$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 0.1.25-f470102 [2019-12-07 16:30:09,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:30:09,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:30:09,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:30:09,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:30:09,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:30:09,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:30:09,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:30:09,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:30:09,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:30:09,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:30:09,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:30:09,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:30:09,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:30:09,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:30:09,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:30:09,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:30:09,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:30:09,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:30:09,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:30:09,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:30:09,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:30:09,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:30:09,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:30:09,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:30:09,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:30:09,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:30:09,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:30:09,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:30:09,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:30:09,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:30:09,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:30:09,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:30:09,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:30:09,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:30:09,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:30:09,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:30:09,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:30:09,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:30:09,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:30:09,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:30:09,041 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 16:30:09,054 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:30:09,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:30:09,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:30:09,055 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:30:09,056 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:30:09,056 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:30:09,056 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:30:09,056 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:30:09,056 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:30:09,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:30:09,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:30:09,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:30:09,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:30:09,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:30:09,058 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:30:09,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:30:09,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:30:09,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:30:09,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:30:09,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:30:09,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:30:09,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:30:09,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:30:09,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:30:09,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:30:09,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:30:09,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:30:09,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:30:09,061 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:30:09,061 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:30:09,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:30:09,061 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:30:09,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:30:09,061 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> 22151cfe3dd697a127a0fe57dcd6b9235270ee5b [2019-12-07 16:30:09,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:30:09,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:30:09,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:30:09,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:30:09,234 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:30:09,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-12-07 16:30:09,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/71760ac76/c220fa8648fb41bd998fd0cd5efdfe56/FLAGc30964ffc [2019-12-07 16:30:10,002 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:30:10,002 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-12-07 16:30:10,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/71760ac76/c220fa8648fb41bd998fd0cd5efdfe56/FLAGc30964ffc [2019-12-07 16:30:10,549 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5055a545-d97e-4696-b0fc-25a79e9ac092/bin/utaipan/data/71760ac76/c220fa8648fb41bd998fd0cd5efdfe56 [2019-12-07 16:30:10,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:30:10,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:30:10,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:10,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:30:10,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:30:10,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:10" (1/1) ... [2019-12-07 16:30:10,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4547c604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:10, skipping insertion in model container [2019-12-07 16:30:10,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:10" (1/1) ... [2019-12-07 16:30:10,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:30:10,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:30:15,739 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2019-12-07 16:30:15,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22e6747e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:15, skipping insertion in model container [2019-12-07 16:30:15,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:15,740 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:30:15,742 INFO L168 Benchmark]: Toolchain (without parser) took 5189.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 910.8 MB in the beginning and 965.9 MB in the end (delta: -55.1 MB). Peak memory consumption was 187.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:15,743 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:30:15,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5187.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 910.8 MB in the beginning and 965.9 MB in the end (delta: -55.1 MB). Peak memory consumption was 187.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:15,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5187.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 910.8 MB in the beginning and 965.9 MB in the end (delta: -55.1 MB). Peak memory consumption was 187.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: 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...