./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.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 d4f3e21196f8b834996e56a692c55d535d6d5646 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 -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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.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 d4f3e21196f8b834996e56a692c55d535d6d5646 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:11:43,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:11:43,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:11:43,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:11:43,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:11:43,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:11:43,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:11:43,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:11:43,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:11:43,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:11:43,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:11:43,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:11:43,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:11:43,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:11:43,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:11:43,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:11:43,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:11:43,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:11:43,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:11:43,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:11:43,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:11:43,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:11:43,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:11:43,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:11:43,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:11:43,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:11:43,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:11:43,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:11:43,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:11:43,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:11:43,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:11:43,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:11:43,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:11:43,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:11:43,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:11:43,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:11:43,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:11:43,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:11:43,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:11:43,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:11:43,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:11:43,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 11:11:43,557 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:11:43,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:11:43,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:11:43,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:11:43,566 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:11:43,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:11:43,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:11:43,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:11:43,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:11:43,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:11:43,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:11:43,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:11:43,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:11:43,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:11:43,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:11:43,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:11:43,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:11:43,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:11:43,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:11:43,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:11:43,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:11:43,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:11:43,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:11:43,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:11:43,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:11:43,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:11:43,581 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 -> d4f3e21196f8b834996e56a692c55d535d6d5646 [2019-11-27 11:11:44,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:11:44,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:11:44,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:11:44,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:11:44,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:11:44,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2019-11-27 11:11:44,456 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19ac76c3d/06946f1d0afa4487b631ee53c2a4c2cd/FLAG3993e2780 [2019-11-27 11:11:46,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:11:46,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2019-11-27 11:11:46,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19ac76c3d/06946f1d0afa4487b631ee53c2a4c2cd/FLAG3993e2780 [2019-11-27 11:11:46,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19ac76c3d/06946f1d0afa4487b631ee53c2a4c2cd [2019-11-27 11:11:46,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:11:46,911 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:11:46,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:11:46,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:11:46,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:11:46,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:11:46" (1/1) ... [2019-11-27 11:11:46,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d85277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:46, skipping insertion in model container [2019-11-27 11:11:46,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:11:46" (1/1) ... [2019-11-27 11:11:46,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:11:47,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:11:54,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:11:55,159 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:11:56,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:11:59,553 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:11:59,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59 WrapperNode [2019-11-27 11:11:59,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:11:59,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:11:59,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:11:59,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:11:59,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:11:59,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:03,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:12:03,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:12:03,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:12:03,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:12:03,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:03,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:03,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:03,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:06,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:06,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:07,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:59" (1/1) ... [2019-11-27 11:12:08,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:12:08,219 INFO L168 Benchmark]: Toolchain (without parser) took 21303.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 564.3 MB in the end (delta: 385.8 MB). Peak memory consumption was 454.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:08,229 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:12:08,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12640.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 908.9 MB in the end (delta: 41.2 MB). Peak memory consumption was 314.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:08,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 3589.91 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 668.0 MB in the end (delta: 240.9 MB). Peak memory consumption was 326.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:08,245 INFO L168 Benchmark]: Boogie Preprocessor took 5061.68 ms. Allocated memory is still 1.0 GB. Free memory was 668.0 MB in the beginning and 564.3 MB in the end (delta: 103.7 MB). Peak memory consumption was 172.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:08,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 12640.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 908.9 MB in the end (delta: 41.2 MB). Peak memory consumption was 314.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3589.91 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 668.0 MB in the end (delta: 240.9 MB). Peak memory consumption was 326.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5061.68 ms. Allocated memory is still 1.0 GB. Free memory was 668.0 MB in the beginning and 564.3 MB in the end (delta: 103.7 MB). Peak memory consumption was 172.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:12:12,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:12:12,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:12:12,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:12:12,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:12:12,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:12:12,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:12:12,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:12:12,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:12:12,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:12:12,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:12:12,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:12:12,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:12:12,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:12:12,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:12:12,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:12:12,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:12:12,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:12:12,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:12:12,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:12:12,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:12:12,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:12:12,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:12:12,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:12:12,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:12:12,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:12:12,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:12:12,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:12:12,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:12:12,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:12:12,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:12:12,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:12:12,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:12:12,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:12:12,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:12:12,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:12:12,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:12:12,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:12:12,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:12:12,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:12:12,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:12:12,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 11:12:13,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:12:13,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:12:13,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:12:13,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:12:13,064 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:12:13,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:12:13,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:12:13,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:12:13,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:12:13,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:12:13,070 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:12:13,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:12:13,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:12:13,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:12:13,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:12:13,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:12:13,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:12:13,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:12:13,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:12:13,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:12:13,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:12:13,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:12:13,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:12:13,082 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:12:13,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:12:13,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:12:13,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:12:13,085 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 11:12:13,086 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 -> d4f3e21196f8b834996e56a692c55d535d6d5646 [2019-11-27 11:12:13,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:12:13,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:12:13,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:12:13,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:12:13,935 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:12:13,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2019-11-27 11:12:14,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8deb67b10/24ba6997e26745858b8583a55adab28b/FLAG2fca168b5 [2019-11-27 11:12:16,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:12:16,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2019-11-27 11:12:16,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8deb67b10/24ba6997e26745858b8583a55adab28b/FLAG2fca168b5 [2019-11-27 11:12:16,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8deb67b10/24ba6997e26745858b8583a55adab28b [2019-11-27 11:12:16,507 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:12:16,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:12:16,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:16,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:12:16,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:12:16,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:16" (1/1) ... [2019-11-27 11:12:16,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d85277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:16, skipping insertion in model container [2019-11-27 11:12:16,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:16" (1/1) ... [2019-11-27 11:12:16,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:12:16,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:12:24,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:12:24,864 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:12:25,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:12:28,629 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:12:28,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28 WrapperNode [2019-11-27 11:12:28,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:28,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:12:28,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:12:28,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:12:28,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:28,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:32,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:12:32,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:12:32,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:12:32,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:12:32,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:32,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:32,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:32,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:35,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:35,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:35,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:28" (1/1) ... [2019-11-27 11:12:36,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:12:36,499 INFO L168 Benchmark]: Toolchain (without parser) took 19982.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 580.5 MB in the end (delta: 368.2 MB). Peak memory consumption was 439.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:36,500 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:12:36,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12115.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 875.6 MB in the end (delta: 73.0 MB). Peak memory consumption was 312.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:36,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 3552.58 ms. Allocated memory is still 1.0 GB. Free memory was 875.6 MB in the beginning and 679.4 MB in the end (delta: 196.3 MB). Peak memory consumption was 282.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:36,513 INFO L168 Benchmark]: Boogie Preprocessor took 4298.96 ms. Allocated memory is still 1.0 GB. Free memory was 679.4 MB in the beginning and 580.5 MB in the end (delta: 98.9 MB). Peak memory consumption was 170.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:36,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 12115.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 875.6 MB in the end (delta: 73.0 MB). Peak memory consumption was 312.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3552.58 ms. Allocated memory is still 1.0 GB. Free memory was 875.6 MB in the beginning and 679.4 MB in the end (delta: 196.3 MB). Peak memory consumption was 282.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4298.96 ms. Allocated memory is still 1.0 GB. Free memory was 679.4 MB in the beginning and 580.5 MB in the end (delta: 98.9 MB). Peak memory consumption was 170.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...