./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 ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:16:30,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:16:30,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:16:30,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:16:30,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:16:30,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:16:30,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:16:30,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:16:30,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:16:30,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:16:31,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:16:31,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:16:31,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:16:31,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:16:31,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:16:31,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:16:31,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:16:31,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:16:31,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:16:31,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:16:31,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:16:31,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:16:31,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:16:31,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:16:31,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:16:31,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:16:31,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:16:31,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:16:31,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:16:31,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:16:31,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:16:31,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:16:31,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:16:31,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:16:31,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:16:31,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:16:31,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:16:31,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:16:31,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:16:31,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:16:31,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:16:31,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:16:31,104 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:16:31,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:16:31,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:16:31,106 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:16:31,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:16:31,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:16:31,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:16:31,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:16:31,110 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:16:31,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:16:31,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:16:31,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:16:31,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:16:31,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:16:31,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:16:31,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:16:31,112 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:16:31,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:16:31,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:16:31,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:16:31,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:16:31,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:16:31,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:16:31,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:16:31,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:16:31,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:16:31,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:16:31,115 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:16:31,115 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:16:31,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:16:31,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-12-28 05:16:31,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:16:31,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:16:31,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:16:31,449 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:16:31,449 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:16:31,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-28 05:16:31,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b25cbf61/a65ca66eb67b4a7b971e37f8e946ee9b/FLAG67b222ae0 [2021-12-28 05:16:32,541 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:16:32,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-28 05:16:32,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b25cbf61/a65ca66eb67b4a7b971e37f8e946ee9b/FLAG67b222ae0 [2021-12-28 05:16:32,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b25cbf61/a65ca66eb67b4a7b971e37f8e946ee9b [2021-12-28 05:16:32,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:16:32,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:16:32,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:16:32,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:16:32,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:16:32,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:16:32" (1/1) ... [2021-12-28 05:16:32,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc53545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:16:32, skipping insertion in model container [2021-12-28 05:16:32,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:16:32" (1/1) ... [2021-12-28 05:16:32,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:16:33,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:16:40,547 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-12-28 05:16:40,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4926d15d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:16:40, skipping insertion in model container [2021-12-28 05:16:40,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:16:40,548 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 05:16:40,550 INFO L158 Benchmark]: Toolchain (without parser) took 7705.82ms. Allocated memory was 81.8MB in the beginning and 197.1MB in the end (delta: 115.3MB). Free memory was 39.7MB in the beginning and 127.6MB in the end (delta: -87.9MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2021-12-28 05:16:40,550 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 05:16:40,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7704.00ms. Allocated memory was 81.8MB in the beginning and 197.1MB in the end (delta: 115.3MB). Free memory was 39.5MB in the beginning and 127.6MB in the end (delta: -88.1MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2021-12-28 05:16:40,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7704.00ms. Allocated memory was 81.8MB in the beginning and 197.1MB in the end (delta: 115.3MB). Free memory was 39.5MB in the beginning and 127.6MB in the end (delta: -88.1MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:16:42,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:16:42,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:16:42,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:16:42,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:16:42,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:16:42,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:16:42,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:16:42,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:16:42,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:16:42,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:16:42,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:16:42,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:16:42,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:16:42,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:16:42,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:16:42,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:16:42,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:16:42,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:16:42,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:16:42,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:16:42,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:16:42,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:16:42,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:16:42,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:16:42,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:16:42,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:16:42,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:16:42,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:16:42,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:16:42,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:16:42,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:16:42,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:16:42,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:16:42,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:16:42,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:16:42,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:16:42,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:16:42,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:16:42,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:16:42,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:16:42,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-28 05:16:42,394 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:16:42,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:16:42,395 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:16:42,395 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:16:42,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:16:42,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:16:42,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:16:42,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:16:42,397 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:16:42,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:16:42,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:16:42,399 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:16:42,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:16:42,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:16:42,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:16:42,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:16:42,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:16:42,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:16:42,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:16:42,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:16:42,401 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-28 05:16:42,401 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-28 05:16:42,401 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:16:42,401 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:16:42,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:16:42,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-28 05:16:42,402 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-12-28 05:16:42,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:16:42,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:16:42,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:16:42,679 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:16:42,680 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:16:42,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-28 05:16:42,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2875148a/20cb9c13a73648c3b08a8685f0153c75/FLAGf4b6f5640 [2021-12-28 05:16:43,780 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:16:43,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-28 05:16:43,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2875148a/20cb9c13a73648c3b08a8685f0153c75/FLAGf4b6f5640 [2021-12-28 05:16:44,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2875148a/20cb9c13a73648c3b08a8685f0153c75 [2021-12-28 05:16:44,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:16:44,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:16:44,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:16:44,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:16:44,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:16:44,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:16:44" (1/1) ... [2021-12-28 05:16:44,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9cb0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:16:44, skipping insertion in model container [2021-12-28 05:16:44,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:16:44" (1/1) ... [2021-12-28 05:16:44,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:16:44,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:16:52,245 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-12-28 05:16:52,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ef30112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:16:52, skipping insertion in model container [2021-12-28 05:16:52,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:16:52,246 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 05:16:52,248 INFO L158 Benchmark]: Toolchain (without parser) took 7987.42ms. Allocated memory was 86.0MB in the beginning and 195.0MB in the end (delta: 109.1MB). Free memory was 42.4MB in the beginning and 117.2MB in the end (delta: -74.8MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2021-12-28 05:16:52,248 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 47.7MB in the beginning and 47.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 05:16:52,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7985.71ms. Allocated memory was 86.0MB in the beginning and 195.0MB in the end (delta: 109.1MB). Free memory was 42.2MB in the beginning and 117.2MB in the end (delta: -75.0MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2021-12-28 05:16:52,250 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 47.7MB in the beginning and 47.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7985.71ms. Allocated memory was 86.0MB in the beginning and 195.0MB in the end (delta: 109.1MB). Free memory was 42.2MB in the beginning and 117.2MB in the end (delta: -75.0MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN