./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd489fc8de806c966e78a079530bdde090b77eee .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd489fc8de806c966e78a079530bdde090b77eee .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:13:43,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:13:43,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:13:43,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:13:43,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:13:43,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:13:43,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:13:43,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:13:43,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:13:43,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:13:43,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:13:43,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:13:43,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:13:43,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:13:43,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:13:43,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:13:43,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:13:43,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:13:43,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:13:43,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:13:43,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:13:43,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:13:43,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:13:43,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:13:43,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:13:43,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:13:43,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:13:43,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:13:43,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:13:43,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:13:43,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:13:43,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:13:43,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:13:43,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:13:43,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:13:43,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:13:43,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:13:43,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:13:43,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:13:43,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:13:43,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:13:43,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:13:43,188 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:13:43,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:13:43,189 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:13:43,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:13:43,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:13:43,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:13:43,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:13:43,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:13:43,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:13:43,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:13:43,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:13:43,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:13:43,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:13:43,192 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:13:43,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:13:43,193 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:13:43,193 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:13:43,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:13:43,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:13:43,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:13:43,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:13:43,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:13:43,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:13:43,195 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:13:43,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:13:43,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:13:43,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:13:43,196 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2020-12-01 16:13:43,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:13:43,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:13:43,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:13:43,473 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:13:43,474 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:13:43,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 16:13:43,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/529fec222/261a85e0d28645269148908765f71673/FLAG4d051b06e [2020-12-01 16:13:45,019 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:13:45,020 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 16:13:45,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/529fec222/261a85e0d28645269148908765f71673/FLAG4d051b06e [2020-12-01 16:13:45,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/529fec222/261a85e0d28645269148908765f71673 [2020-12-01 16:13:45,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:13:45,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:13:45,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:13:45,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:13:45,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:13:45,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:13:45" (1/1) ... [2020-12-01 16:13:45,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6495a7cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:45, skipping insertion in model container [2020-12-01 16:13:45,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:13:45" (1/1) ... [2020-12-01 16:13:45,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:13:45,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:13:53,325 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-12-01 16:13:53,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6772cd1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:53, skipping insertion in model container [2020-12-01 16:13:53,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:13:53,327 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:13:53,331 INFO L168 Benchmark]: Toolchain (without parser) took 7911.24 ms. Allocated memory was 96.5 MB in the beginning and 203.4 MB in the end (delta: 107.0 MB). Free memory was 41.9 MB in the beginning and 102.4 MB in the end (delta: -60.5 MB). Peak memory consumption was 78.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:13:53,332 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 67.1 MB. Free memory was 29.6 MB in the beginning and 29.6 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:13:53,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7905.85 ms. Allocated memory was 96.5 MB in the beginning and 203.4 MB in the end (delta: 107.0 MB). Free memory was 41.9 MB in the beginning and 102.4 MB in the end (delta: -60.5 MB). Peak memory consumption was 78.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:13:53,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 67.1 MB. Free memory was 29.6 MB in the beginning and 29.6 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7905.85 ms. Allocated memory was 96.5 MB in the beginning and 203.4 MB in the end (delta: 107.0 MB). Free memory was 41.9 MB in the beginning and 102.4 MB in the end (delta: -60.5 MB). Peak memory consumption was 78.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: 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 0.2.0-69874e2 [2020-12-01 16:13:55,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:13:55,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:13:55,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:13:55,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:13:55,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:13:55,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:13:55,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:13:55,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:13:55,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:13:55,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:13:55,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:13:55,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:13:55,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:13:55,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:13:55,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:13:55,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:13:55,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:13:55,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:13:55,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:13:55,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:13:55,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:13:55,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:13:55,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:13:55,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:13:55,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:13:55,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:13:55,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:13:55,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:13:55,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:13:55,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:13:55,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:13:55,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:13:55,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:13:55,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:13:55,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:13:55,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:13:55,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:13:55,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:13:55,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:13:55,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:13:55,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:13:55,823 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:13:55,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:13:55,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:13:55,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:13:55,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:13:55,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:13:55,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:13:55,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:13:55,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:13:55,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:13:55,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:13:55,827 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:13:55,827 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:13:55,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:13:55,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:13:55,827 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:13:55,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:13:55,828 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:13:55,828 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:13:55,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:13:55,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:13:55,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:13:55,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:13:55,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:13:55,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:13:55,830 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:13:55,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:13:55,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:13:55,830 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:13:55,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:13:55,831 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:13:55,831 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2020-12-01 16:13:56,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:13:56,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:13:56,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:13:56,215 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:13:56,215 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:13:56,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 16:13:56,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/b7f3f13f9/46d5a61aa9524b80b15a7741e9622942/FLAG5d802388a [2020-12-01 16:13:57,999 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:13:58,000 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 16:13:58,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/b7f3f13f9/46d5a61aa9524b80b15a7741e9622942/FLAG5d802388a [2020-12-01 16:13:58,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b5ca006a-3800-4d90-aa8c-1adfcf2fbf98/bin/ukojak/data/b7f3f13f9/46d5a61aa9524b80b15a7741e9622942 [2020-12-01 16:13:58,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:13:58,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:13:58,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:13:58,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:13:58,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:13:58,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:13:58" (1/1) ... [2020-12-01 16:13:58,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5614c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:58, skipping insertion in model container [2020-12-01 16:13:58,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:13:58" (1/1) ... [2020-12-01 16:13:58,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:13:59,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:14:07,835 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-12-01 16:14:07,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@780a610f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:14:07, skipping insertion in model container [2020-12-01 16:14:07,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:14:07,837 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:14:07,840 INFO L168 Benchmark]: Toolchain (without parser) took 9163.15 ms. Allocated memory was 94.4 MB in the beginning and 176.2 MB in the end (delta: 81.8 MB). Free memory was 54.1 MB in the beginning and 69.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:14:07,842 INFO L168 Benchmark]: CDTParser took 2.24 ms. Allocated memory is still 62.9 MB. Free memory was 44.9 MB in the beginning and 44.8 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:14:07,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9160.61 ms. Allocated memory was 94.4 MB in the beginning and 176.2 MB in the end (delta: 81.8 MB). Free memory was 53.9 MB in the beginning and 69.8 MB in the end (delta: -16.0 MB). Peak memory consumption was 69.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:14:07,847 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.24 ms. Allocated memory is still 62.9 MB. Free memory was 44.9 MB in the beginning and 44.8 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9160.61 ms. Allocated memory was 94.4 MB in the beginning and 176.2 MB in the end (delta: 81.8 MB). Free memory was 53.9 MB in the beginning and 69.8 MB in the end (delta: -16.0 MB). Peak memory consumption was 69.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: 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...