./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/config/AutomizerReach.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_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1e3c5b9ef5ae4cee021a26cf45f053ee0fe84186 ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 19:57:22,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 19:57:22,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 19:57:22,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 19:57:22,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 19:57:22,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 19:57:22,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 19:57:22,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 19:57:22,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 19:57:22,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 19:57:22,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 19:57:22,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 19:57:22,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 19:57:22,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 19:57:22,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 19:57:22,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 19:57:22,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 19:57:22,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 19:57:22,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 19:57:22,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 19:57:22,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 19:57:22,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 19:57:22,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 19:57:22,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 19:57:22,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 19:57:22,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 19:57:22,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 19:57:22,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 19:57:22,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 19:57:22,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 19:57:22,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 19:57:22,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 19:57:22,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 19:57:22,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 19:57:22,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 19:57:22,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 19:57:22,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 19:57:22,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 19:57:22,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 19:57:22,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 19:57:22,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 19:57:22,408 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-15 19:57:22,435 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 19:57:22,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 19:57:22,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 19:57:22,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 19:57:22,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 19:57:22,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 19:57:22,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 19:57:22,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 19:57:22,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 19:57:22,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 19:57:22,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 19:57:22,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 19:57:22,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 19:57:22,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 19:57:22,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 19:57:22,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 19:57:22,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 19:57:22,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 19:57:22,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:57:22,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 19:57:22,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 19:57:22,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 19:57:22,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 19:57:22,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 19:57:22,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 19:57:22,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 19:57:22,454 INFO L138 SettingsManager]: * To the following directory=dump/ 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_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer 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 -> Automizer 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 -> 1e3c5b9ef5ae4cee021a26cf45f053ee0fe84186 [2019-11-15 19:57:22,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 19:57:22,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 19:57:22,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 19:57:22,506 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 19:57:22,506 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 19:57:22,507 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-15 19:57:22,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/data/eedf353cb/7fa27426ecce4448a2a9b070b9f215fe/FLAG1eecb9469 [2019-11-15 19:57:24,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 19:57:24,038 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-15 19:57:24,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/data/eedf353cb/7fa27426ecce4448a2a9b070b9f215fe/FLAG1eecb9469 [2019-11-15 19:57:24,314 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_289bb995-d78e-4a10-a9a9-ce301635fcc5/bin/uautomizer/data/eedf353cb/7fa27426ecce4448a2a9b070b9f215fe [2019-11-15 19:57:24,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 19:57:24,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 19:57:24,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 19:57:24,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 19:57:24,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 19:57:24,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:57:24" (1/1) ... [2019-11-15 19:57:24,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4afed9a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:57:24, skipping insertion in model container [2019-11-15 19:57:24,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:57:24" (1/1) ... [2019-11-15 19:57:24,338 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 19:57:24,621 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 19:57:31,253 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2019-11-15 19:57:31,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f06cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:57:31, skipping insertion in model container [2019-11-15 19:57:31,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 19:57:31,255 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-15 19:57:31,259 INFO L168 Benchmark]: Toolchain (without parser) took 6937.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 907.1 MB in the beginning and 964.3 MB in the end (delta: -57.2 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. [2019-11-15 19:57:31,259 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:57:31,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6932.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 907.1 MB in the beginning and 964.3 MB in the end (delta: -57.2 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. [2019-11-15 19:57:31,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 6932.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 907.1 MB in the beginning and 964.3 MB in the end (delta: -57.2 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15114]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...