./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 -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a03befced68665c330a79b324d177acdbb212db0 ........................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a03befced68665c330a79b324d177acdbb212db0 ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 00:34:50,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 00:34:50,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 00:34:50,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 00:34:50,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 00:34:50,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 00:34:50,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 00:34:50,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 00:34:50,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 00:34:50,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 00:34:50,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 00:34:50,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 00:34:50,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 00:34:50,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 00:34:50,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 00:34:50,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 00:34:50,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 00:34:50,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 00:34:50,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 00:34:50,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 00:34:50,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 00:34:50,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 00:34:50,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 00:34:50,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 00:34:50,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 00:34:50,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 00:34:50,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 00:34:50,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 00:34:50,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 00:34:50,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 00:34:50,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 00:34:50,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 00:34:50,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 00:34:50,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 00:34:50,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 00:34:50,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 00:34:50,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 00:34:50,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 00:34:50,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 00:34:50,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 00:34:50,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 00:34:50,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-29 00:34:50,543 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 00:34:50,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 00:34:50,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 00:34:50,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 00:34:50,549 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 00:34:50,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 00:34:50,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 00:34:50,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 00:34:50,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-29 00:34:50,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 00:34:50,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-29 00:34:50,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 00:34:50,554 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 00:34:50,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-29 00:34:50,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 00:34:50,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 00:34:50,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 00:34:50,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 00:34:50,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 00:34:50,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 00:34:50,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 00:34:50,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-29 00:34:50,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 00:34:50,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 00:34:50,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-29 00:34:50,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 00:34:50,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 00:34:50,560 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 -> /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(__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 -> a03befced68665c330a79b324d177acdbb212db0 [2020-07-29 00:34:50,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 00:34:50,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 00:34:50,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 00:34:50,984 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 00:34:50,984 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 00:34:50,985 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-07-29 00:34:51,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56bed5d9f/295c6e81c4154880945997ce1b6d89e7/FLAG40ad89c7b [2020-07-29 00:34:52,274 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 00:34:52,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-07-29 00:34:52,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56bed5d9f/295c6e81c4154880945997ce1b6d89e7/FLAG40ad89c7b [2020-07-29 00:34:52,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56bed5d9f/295c6e81c4154880945997ce1b6d89e7 [2020-07-29 00:34:52,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 00:34:52,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 00:34:52,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 00:34:52,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 00:34:52,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 00:34:52,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:34:52" (1/1) ... [2020-07-29 00:34:52,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f470b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:34:52, skipping insertion in model container [2020-07-29 00:34:52,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:34:52" (1/1) ... [2020-07-29 00:34:52,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 00:34:52,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 00:35:01,185 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 [2020-07-29 00:35:01,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@496b52a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:35:01, skipping insertion in model container [2020-07-29 00:35:01,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 00:35:01,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-29 00:35:01,191 INFO L168 Benchmark]: Toolchain (without parser) took 8781.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 915.8 MB in the beginning and 963.0 MB in the end (delta: -47.2 MB). Peak memory consumption was 183.7 MB. Max. memory is 11.5 GB. [2020-07-29 00:35:01,192 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 00:35:01,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8771.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 915.8 MB in the beginning and 963.0 MB in the end (delta: -47.2 MB). Peak memory consumption was 183.7 MB. Max. memory is 11.5 GB. [2020-07-29 00:35:01,195 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 8771.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 915.8 MB in the beginning and 963.0 MB in the end (delta: -47.2 MB). Peak memory consumption was 183.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$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 0.1.25-8bd4bc6 [2020-07-29 00:35:03,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 00:35:03,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 00:35:03,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 00:35:03,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 00:35:03,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 00:35:03,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 00:35:03,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 00:35:03,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 00:35:03,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 00:35:03,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 00:35:03,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 00:35:03,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 00:35:03,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 00:35:03,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 00:35:03,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 00:35:03,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 00:35:03,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 00:35:03,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 00:35:03,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 00:35:03,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 00:35:03,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 00:35:03,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 00:35:03,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 00:35:03,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 00:35:03,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 00:35:03,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 00:35:03,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 00:35:03,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 00:35:03,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 00:35:03,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 00:35:03,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 00:35:03,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 00:35:03,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 00:35:03,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 00:35:03,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 00:35:03,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 00:35:03,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 00:35:03,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 00:35:03,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 00:35:03,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 00:35:03,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-07-29 00:35:03,189 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 00:35:03,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 00:35:03,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 00:35:03,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 00:35:03,192 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 00:35:03,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 00:35:03,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 00:35:03,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-29 00:35:03,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 00:35:03,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-29 00:35:03,194 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 00:35:03,194 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 00:35:03,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 00:35:03,195 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 00:35:03,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-29 00:35:03,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 00:35:03,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 00:35:03,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 00:35:03,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 00:35:03,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 00:35:03,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 00:35:03,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 00:35:03,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-29 00:35:03,197 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 00:35:03,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 00:35:03,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-29 00:35:03,198 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 00:35:03,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 00:35:03,198 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-07-29 00:35:03,199 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 -> /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(__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 -> a03befced68665c330a79b324d177acdbb212db0 [2020-07-29 00:35:03,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 00:35:03,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 00:35:03,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 00:35:03,536 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 00:35:03,537 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 00:35:03,538 INFO L429 ainManager$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 [2020-07-29 00:35:03,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908a791ed/093be5bc27c94771ae1e279f930f07ef/FLAG94a98c83f [2020-07-29 00:35:04,869 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 00:35:04,870 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 [2020-07-29 00:35:05,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908a791ed/093be5bc27c94771ae1e279f930f07ef/FLAG94a98c83f [2020-07-29 00:35:05,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908a791ed/093be5bc27c94771ae1e279f930f07ef [2020-07-29 00:35:05,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 00:35:05,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 00:35:05,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 00:35:05,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 00:35:05,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 00:35:05,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:35:05" (1/1) ... [2020-07-29 00:35:05,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b8599b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:35:05, skipping insertion in model container [2020-07-29 00:35:05,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:35:05" (1/1) ... [2020-07-29 00:35:05,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 00:35:05,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 00:35:13,179 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-07-29 00:35:13,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@309c94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:35:13, skipping insertion in model container [2020-07-29 00:35:13,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 00:35:13,181 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-29 00:35:13,186 INFO L168 Benchmark]: Toolchain (without parser) took 7700.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 917.3 MB in the beginning and 928.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 201.6 MB. Max. memory is 11.5 GB. [2020-07-29 00:35:13,187 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 00:35:13,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7693.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 917.3 MB in the beginning and 928.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 201.6 MB. Max. memory is 11.5 GB. [2020-07-29 00:35:13,190 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 7693.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 917.3 MB in the beginning and 928.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 201.6 MB. Max. memory is 11.5 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...