./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.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 11aa84bb0bbc7f4472afd63876e7d0b47e151a23 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.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 11aa84bb0bbc7f4472afd63876e7d0b47e151a23 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:57:20,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:57:20,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:57:20,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:57:20,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:57:20,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:57:20,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:57:20,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:57:20,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:57:20,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:57:20,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:57:20,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:57:20,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:57:20,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:57:20,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:57:20,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:57:20,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:57:20,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:57:20,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:57:20,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:57:20,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:57:20,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:57:20,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:57:20,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:57:20,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:57:20,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:57:20,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:57:20,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:57:20,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:57:20,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:57:20,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:57:20,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:57:20,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:57:20,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:57:20,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:57:20,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:57:20,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:57:20,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:57:20,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:57:20,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:57:20,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:57:20,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:57:20,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:57:20,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:57:20,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:57:20,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:57:20,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:57:20,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:57:20,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:57:20,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:57:20,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:57:20,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:57:20,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:57:20,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:57:20,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:57:20,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:57:20,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:57:20,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:57:20,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:57:20,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:57:20,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:57:20,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:57:20,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:57:20,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:57:20,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:57:20,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:57:20,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:57:20,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:57:20,872 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 -> 11aa84bb0bbc7f4472afd63876e7d0b47e151a23 [2019-11-25 23:57:21,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:57:21,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:57:21,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:57:21,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:57:21,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:57:21,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-25 23:57:21,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b755316c/d31eb4d638f74ada9407c1447a21a7d3/FLAG749c4d750 [2019-11-25 23:57:23,774 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:57:23,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-25 23:57:23,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b755316c/d31eb4d638f74ada9407c1447a21a7d3/FLAG749c4d750 [2019-11-25 23:57:23,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b755316c/d31eb4d638f74ada9407c1447a21a7d3 [2019-11-25 23:57:23,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:57:23,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:57:23,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:57:23,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:57:23,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:57:23,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:57:23" (1/1) ... [2019-11-25 23:57:23,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:23, skipping insertion in model container [2019-11-25 23:57:23,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:57:23" (1/1) ... [2019-11-25 23:57:24,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:57:24,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:57:33,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:57:33,381 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:57:35,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:57:36,976 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:57:36,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36 WrapperNode [2019-11-25 23:57:36,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:57:36,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:57:36,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:57:36,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:57:37,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:37,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:38,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:57:38,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:57:38,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:57:38,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:57:38,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:38,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:38,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:38,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:39,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:39,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:39,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:36" (1/1) ... [2019-11-25 23:57:39,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:57:39,629 INFO L168 Benchmark]: Toolchain (without parser) took 15660.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.3 MB in the end (delta: 153.0 MB). Peak memory consumption was 153.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:57:39,632 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:57:39,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13007.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 686.2 MB in the end (delta: 258.3 MB). Peak memory consumption was 267.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:57:39,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 1502.20 ms. Allocated memory is still 1.0 GB. Free memory was 686.2 MB in the beginning and 880.3 MB in the end (delta: -194.2 MB). Peak memory consumption was 44.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:57:39,647 INFO L168 Benchmark]: Boogie Preprocessor took 1140.71 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 797.3 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:57:39,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 13007.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 686.2 MB in the end (delta: 258.3 MB). Peak memory consumption was 267.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1502.20 ms. Allocated memory is still 1.0 GB. Free memory was 686.2 MB in the beginning and 880.3 MB in the end (delta: -194.2 MB). Peak memory consumption was 44.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1140.71 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 797.3 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 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 0.1.24-65d6cd2 [2019-11-25 23:57:44,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:57:44,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:57:44,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:57:44,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:57:44,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:57:44,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:57:44,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:57:44,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:57:44,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:57:44,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:57:44,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:57:44,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:57:44,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:57:44,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:57:44,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:57:44,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:57:44,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:57:44,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:57:44,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:57:44,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:57:44,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:57:44,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:57:44,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:57:44,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:57:44,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:57:44,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:57:44,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:57:44,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:57:44,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:57:44,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:57:44,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:57:44,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:57:44,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:57:44,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:57:44,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:57:44,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:57:44,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:57:44,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:57:44,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:57:44,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:57:44,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:57:44,340 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:57:44,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:57:44,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:57:44,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:57:44,351 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:57:44,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:57:44,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:57:44,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:57:44,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:57:44,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:57:44,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:57:44,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:57:44,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:57:44,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:57:44,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:57:44,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:57:44,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:57:44,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:57:44,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:57:44,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:57:44,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:57:44,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:57:44,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:57:44,366 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:57:44,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:57:44,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:57:44,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:57:44,367 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:57:44,367 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 -> 11aa84bb0bbc7f4472afd63876e7d0b47e151a23 [2019-11-25 23:57:45,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:57:45,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:57:45,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:57:45,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:57:45,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:57:45,070 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-25 23:57:45,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899b062c2/1845d0487e5449bfb33ebce2709b3e87/FLAGf3b4942b4 [2019-11-25 23:57:47,413 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:57:47,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-25 23:57:47,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899b062c2/1845d0487e5449bfb33ebce2709b3e87/FLAGf3b4942b4 [2019-11-25 23:57:47,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899b062c2/1845d0487e5449bfb33ebce2709b3e87 [2019-11-25 23:57:47,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:57:47,632 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:57:47,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:57:47,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:57:47,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:57:47,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:57:47" (1/1) ... [2019-11-25 23:57:47,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:47, skipping insertion in model container [2019-11-25 23:57:47,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:57:47" (1/1) ... [2019-11-25 23:57:47,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:57:48,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:57:55,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:57:55,382 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:57:57,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:57:59,599 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:57:59,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59 WrapperNode [2019-11-25 23:57:59,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:57:59,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:57:59,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:57:59,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:57:59,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:57:59,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:00,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:58:00,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:58:00,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:58:00,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:58:00,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:00,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:01,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:01,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:01,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:01,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:01,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:57:59" (1/1) ... [2019-11-25 23:58:02,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:58:02,174 INFO L168 Benchmark]: Toolchain (without parser) took 14533.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 738.0 MB in the end (delta: 212.2 MB). Peak memory consumption was 212.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:58:02,175 INFO L168 Benchmark]: CDTParser took 1.14 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:58:02,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11967.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 922.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 300.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:58:02,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 1208.48 ms. Allocated memory is still 1.0 GB. Free memory was 922.8 MB in the beginning and 837.8 MB in the end (delta: 85.0 MB). Peak memory consumption was 85.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:58:02,181 INFO L168 Benchmark]: Boogie Preprocessor took 1348.55 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 738.0 MB in the end (delta: 99.7 MB). Peak memory consumption was 99.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:58:02,197 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 11967.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 922.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 300.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1208.48 ms. Allocated memory is still 1.0 GB. Free memory was 922.8 MB in the beginning and 837.8 MB in the end (delta: 85.0 MB). Peak memory consumption was 85.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1348.55 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 738.0 MB in the end (delta: 99.7 MB). Peak memory consumption was 99.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...