./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/config/KojakReach.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_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a25eeb439c6789c21d26cee1e0e72a06f25782fa ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:10:02,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:10:02,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:10:02,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:10:02,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:10:02,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:10:02,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:10:02,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:10:02,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:10:02,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:10:02,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:10:02,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:10:02,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:10:02,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:10:02,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:10:02,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:10:02,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:10:02,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:10:02,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:10:02,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:10:02,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:10:02,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:10:02,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:10:02,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:10:02,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:10:02,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:10:02,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:10:02,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:10:02,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:10:02,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:10:02,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:10:02,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:10:02,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:10:02,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:10:02,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:10:02,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:10:02,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:10:02,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:10:02,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:10:02,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:10:02,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:10:02,749 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 10:10:02,772 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:10:02,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:10:02,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 10:10:02,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 10:10:02,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:10:02,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:10:02,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:10:02,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:10:02,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:10:02,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:10:02,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:10:02,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:10:02,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:10:02,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:10:02,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:10:02,787 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 10:10:02,787 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 10:10:02,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:10:02,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:10:02,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:10:02,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:10:02,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:10:02,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:10:02,789 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 10:10:02,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:10:02,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:10:02,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 10:10:02,791 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_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak 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 -> Kojak 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 -> a25eeb439c6789c21d26cee1e0e72a06f25782fa [2019-11-20 10:10:02,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:10:02,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:10:02,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:10:02,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:10:02,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:10:02,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-20 10:10:03,029 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/data/960b74f75/9c8482da63c4436fbd370b0affc1a52d/FLAG8bad7de4a [2019-11-20 10:10:04,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:10:04,314 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2019-11-20 10:10:04,422 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/data/960b74f75/9c8482da63c4436fbd370b0affc1a52d/FLAG8bad7de4a [2019-11-20 10:10:04,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6162336e-11bb-44df-9f0f-65ff4ebf84fa/bin/ukojak/data/960b74f75/9c8482da63c4436fbd370b0affc1a52d [2019-11-20 10:10:04,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:10:04,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:10:04,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:10:04,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:10:04,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:10:04,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:10:04" (1/1) ... [2019-11-20 10:10:04,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@134fe866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:10:04, skipping insertion in model container [2019-11-20 10:10:04,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:10:04" (1/1) ... [2019-11-20 10:10:04,788 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:10:05,128 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:10:10,883 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 [2019-11-20 10:10:10,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b5e2b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:10:10, skipping insertion in model container [2019-11-20 10:10:10,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:10:10,884 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 10:10:10,888 INFO L168 Benchmark]: Toolchain (without parser) took 6113.13 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.0 MB). Free memory was 908.5 MB in the beginning and 1.0 GB in the end (delta: -113.3 MB). Peak memory consumption was 173.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:10:10,888 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-20 10:10:10,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6108.66 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.0 MB). Free memory was 908.5 MB in the beginning and 1.0 GB in the end (delta: -113.3 MB). Peak memory consumption was 173.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:10:10,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 6108.66 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.0 MB). Free memory was 908.5 MB in the beginning and 1.0 GB in the end (delta: -113.3 MB). Peak memory consumption was 173.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...