./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9c1b5966 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-mutex_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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d ................................................................................................................................ 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 -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-mutex_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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9c1b596 [2021-10-31 07:57:13,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 07:57:13,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 07:57:13,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 07:57:13,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 07:57:13,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 07:57:13,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 07:57:13,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 07:57:13,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 07:57:13,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 07:57:13,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 07:57:13,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 07:57:13,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 07:57:13,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 07:57:13,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 07:57:13,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 07:57:13,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 07:57:13,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 07:57:13,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 07:57:13,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 07:57:13,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 07:57:13,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 07:57:13,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 07:57:13,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 07:57:13,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 07:57:13,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 07:57:13,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 07:57:13,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 07:57:13,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 07:57:13,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 07:57:13,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 07:57:13,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 07:57:13,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 07:57:13,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 07:57:13,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 07:57:13,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 07:57:13,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 07:57:13,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 07:57:13,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 07:57:13,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 07:57:13,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 07:57:13,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-31 07:57:13,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 07:57:13,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 07:57:13,689 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 07:57:13,689 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 07:57:13,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 07:57:13,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 07:57:13,691 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 07:57:13,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 07:57:13,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-31 07:57:13,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 07:57:13,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 07:57:13,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 07:57:13,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 07:57:13,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 07:57:13,693 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 07:57:13,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 07:57:13,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 07:57:13,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 07:57:13,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 07:57:13,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 07:57:13,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 07:57:13,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 07:57:13,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 07:57:13,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-31 07:57:13,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-31 07:57:13,696 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 07:57:13,696 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 07:57:13,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 07:57:13,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 07:57:13,696 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-10-31 07:57:13,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 07:57:13,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 07:57:13,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 07:57:13,918 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 07:57:13,919 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 07:57:13,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-31 07:57:13,971 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b4a3482/0ec21be3d3fb4f83855e6d41d1050854/FLAGb1797f052 [2021-10-31 07:57:14,768 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 07:57:14,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-31 07:57:14,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b4a3482/0ec21be3d3fb4f83855e6d41d1050854/FLAGb1797f052 [2021-10-31 07:57:15,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b4a3482/0ec21be3d3fb4f83855e6d41d1050854 [2021-10-31 07:57:15,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 07:57:15,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 07:57:15,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 07:57:15,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 07:57:15,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 07:57:15,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 07:57:15" (1/1) ... [2021-10-31 07:57:15,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b6dc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:57:15, skipping insertion in model container [2021-10-31 07:57:15,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 07:57:15" (1/1) ... [2021-10-31 07:57:15,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 07:57:15,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 07:57:21,075 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-31 07:57:21,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ceb6137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:57:21, skipping insertion in model container [2021-10-31 07:57:21,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 07:57:21,076 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-31 07:57:21,078 INFO L168 Benchmark]: Toolchain (without parser) took 5826.89 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 43.1 MB in the beginning and 70.6 MB in the end (delta: -27.6 MB). Peak memory consumption was 69.2 MB. Max. memory is 16.1 GB. [2021-10-31 07:57:21,078 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 94.4 MB. Free memory was 50.9 MB in the beginning and 50.8 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 07:57:21,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5825.37 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 42.7 MB in the beginning and 70.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 69.2 MB. Max. memory is 16.1 GB. [2021-10-31 07:57:21,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 94.4 MB. Free memory was 50.9 MB in the beginning and 50.8 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5825.37 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 42.7 MB in the beginning and 70.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 69.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-9c1b596 [2021-10-31 07:57:22,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 07:57:22,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 07:57:22,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 07:57:22,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 07:57:22,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 07:57:22,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 07:57:22,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 07:57:22,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 07:57:22,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 07:57:22,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 07:57:22,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 07:57:22,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 07:57:22,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 07:57:22,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 07:57:22,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 07:57:22,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 07:57:22,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 07:57:22,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 07:57:22,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 07:57:22,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 07:57:22,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 07:57:22,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 07:57:22,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 07:57:22,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 07:57:22,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 07:57:22,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 07:57:22,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 07:57:22,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 07:57:22,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 07:57:22,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 07:57:22,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 07:57:22,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 07:57:22,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 07:57:22,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 07:57:22,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 07:57:22,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 07:57:22,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 07:57:22,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 07:57:22,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 07:57:22,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 07:57:22,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-31 07:57:22,636 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 07:57:22,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 07:57:22,638 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 07:57:22,638 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 07:57:22,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 07:57:22,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 07:57:22,640 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 07:57:22,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 07:57:22,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 07:57:22,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 07:57:22,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 07:57:22,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 07:57:22,641 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-31 07:57:22,641 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-31 07:57:22,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 07:57:22,641 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 07:57:22,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 07:57:22,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 07:57:22,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 07:57:22,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 07:57:22,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 07:57:22,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 07:57:22,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 07:57:22,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 07:57:22,643 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-31 07:57:22,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-31 07:57:22,647 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 07:57:22,647 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 07:57:22,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 07:57:22,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 07:57:22,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-31 07:57:22,648 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-10-31 07:57:22,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 07:57:22,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 07:57:22,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 07:57:22,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 07:57:22,917 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 07:57:22,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-31 07:57:22,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d8d3c5c/8ff26b35960148c8867632a0c9e270ae/FLAG04bcdd277 [2021-10-31 07:57:23,820 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 07:57:23,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-31 07:57:23,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d8d3c5c/8ff26b35960148c8867632a0c9e270ae/FLAG04bcdd277 [2021-10-31 07:57:24,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d8d3c5c/8ff26b35960148c8867632a0c9e270ae [2021-10-31 07:57:24,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 07:57:24,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 07:57:24,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 07:57:24,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 07:57:24,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 07:57:24,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 07:57:24" (1/1) ... [2021-10-31 07:57:24,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411c602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:57:24, skipping insertion in model container [2021-10-31 07:57:24,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 07:57:24" (1/1) ... [2021-10-31 07:57:24,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 07:57:24,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 07:57:30,501 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-31 07:57:30,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b8cc0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:57:30, skipping insertion in model container [2021-10-31 07:57:30,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 07:57:30,502 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-31 07:57:30,504 INFO L168 Benchmark]: Toolchain (without parser) took 6281.71 ms. Allocated memory was 81.8 MB in the beginning and 172.0 MB in the end (delta: 90.2 MB). Free memory was 35.3 MB in the beginning and 105.8 MB in the end (delta: -70.5 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. [2021-10-31 07:57:30,504 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 58.7 MB. Free memory was 40.6 MB in the beginning and 40.6 MB in the end (delta: 43.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 07:57:30,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6278.45 ms. Allocated memory was 81.8 MB in the beginning and 172.0 MB in the end (delta: 90.2 MB). Free memory was 35.3 MB in the beginning and 105.8 MB in the end (delta: -70.5 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. [2021-10-31 07:57:30,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 58.7 MB. Free memory was 40.6 MB in the beginning and 40.6 MB in the end (delta: 43.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6278.45 ms. Allocated memory was 81.8 MB in the beginning and 172.0 MB in the end (delta: 90.2 MB). Free memory was 35.3 MB in the beginning and 105.8 MB in the end (delta: -70.5 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...