./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-08_1a-drivers--net--ppp--pppox.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-08_1a-drivers--net--ppp--pppox.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 c4e92edb2478329e6e884c20905d5dea90dea750 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-08_1a-drivers--net--ppp--pppox.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 c4e92edb2478329e6e884c20905d5dea90dea750 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:51:28,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:51:28,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:51:28,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:51:28,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:51:28,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:51:28,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:51:28,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:51:28,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:51:28,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:51:28,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:51:28,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:51:28,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:51:28,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:51:28,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:51:28,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:51:28,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:51:28,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:51:28,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:51:28,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:51:28,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:51:28,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:51:28,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:51:28,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:51:28,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:51:28,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:51:28,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:51:28,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:51:28,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:51:28,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:51:28,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:51:28,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:51:28,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:51:28,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:51:28,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:51:28,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:51:28,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:51:28,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:51:28,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:51:28,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:51:28,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:51:28,847 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:51:28,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:51:28,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:51:28,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:51:28,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:51:28,913 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:51:28,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:51:28,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:51:28,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:51:28,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:51:28,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:51:28,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:51:28,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:51:28,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:51:28,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:51:28,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:51:28,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:51:28,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:51:28,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:51:28,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:51:28,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:51:28,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:51:28,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:51:28,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:51:28,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:51:28,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:51:28,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:51:28,932 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 -> c4e92edb2478329e6e884c20905d5dea90dea750 [2019-11-25 23:51:29,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:51:29,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:51:29,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:51:29,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:51:29,606 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:51:29,607 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-11-25 23:51:29,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9195009fd/a9be2ee4ab7b4a71a41c947e3f1ea939/FLAG3640538ad [2019-11-25 23:51:31,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:51:31,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-11-25 23:51:31,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9195009fd/a9be2ee4ab7b4a71a41c947e3f1ea939/FLAG3640538ad [2019-11-25 23:51:31,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9195009fd/a9be2ee4ab7b4a71a41c947e3f1ea939 [2019-11-25 23:51:31,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:51:31,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:51:31,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:51:31,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:51:31,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:51:31,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:51:31" (1/1) ... [2019-11-25 23:51:31,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:31, skipping insertion in model container [2019-11-25 23:51:31,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:51:31" (1/1) ... [2019-11-25 23:51:31,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:51:31,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:51:34,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:51:34,274 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:51:34,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:51:34,920 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:51:34,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34 WrapperNode [2019-11-25 23:51:34,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:51:34,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:51:34,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:51:34,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:51:34,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:51:35,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:51:35,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:51:35,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:51:35,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:34" (1/1) ... [2019-11-25 23:51:35,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:51:35,394 INFO L168 Benchmark]: Toolchain (without parser) took 3699.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 902.1 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:51:35,402 INFO L168 Benchmark]: CDTParser took 0.69 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 23:51:35,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3223.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 907.9 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:51:35,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.96 ms. Allocated memory is still 1.0 GB. Free memory is still 907.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:51:35,414 INFO L168 Benchmark]: Boogie Preprocessor took 209.63 ms. Allocated memory is still 1.0 GB. Free memory was 907.9 MB in the beginning and 902.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:51:35,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 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 3223.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 907.9 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 252.96 ms. Allocated memory is still 1.0 GB. Free memory is still 907.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.63 ms. Allocated memory is still 1.0 GB. Free memory was 907.9 MB in the beginning and 902.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 23:51:39,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:51:39,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:51:39,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:51:39,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:51:39,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:51:39,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:51:39,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:51:39,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:51:39,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:51:39,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:51:39,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:51:39,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:51:39,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:51:39,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:51:39,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:51:39,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:51:39,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:51:39,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:51:39,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:51:39,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:51:39,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:51:39,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:51:39,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:51:39,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:51:39,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:51:39,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:51:39,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:51:39,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:51:39,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:51:39,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:51:39,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:51:39,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:51:39,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:51:39,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:51:39,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:51:39,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:51:39,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:51:39,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:51:39,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:51:39,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:51:39,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:51:39,830 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:51:39,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:51:39,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:51:39,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:51:39,840 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:51:39,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:51:39,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:51:39,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:51:39,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:51:39,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:51:39,844 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:51:39,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:51:39,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:51:39,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:51:39,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:51:39,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:51:39,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:51:39,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:51:39,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:51:39,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:51:39,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:51:39,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:51:39,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:51:39,853 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:51:39,854 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:51:39,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:51:39,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:51:39,856 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:51:39,856 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 -> c4e92edb2478329e6e884c20905d5dea90dea750 [2019-11-25 23:51:40,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:51:40,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:51:40,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:51:40,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:51:40,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:51:40,554 INFO L428 ainManager$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-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-11-25 23:51:40,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2609c7980/c7b98b21d4b747c88c5d02df99277cb4/FLAGeba8a7443 [2019-11-25 23:51:42,350 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:51:42,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-11-25 23:51:42,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2609c7980/c7b98b21d4b747c88c5d02df99277cb4/FLAGeba8a7443 [2019-11-25 23:51:42,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2609c7980/c7b98b21d4b747c88c5d02df99277cb4 [2019-11-25 23:51:42,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:51:42,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:51:42,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:51:42,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:51:42,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:51:42,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:51:42" (1/1) ... [2019-11-25 23:51:42,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:42, skipping insertion in model container [2019-11-25 23:51:42,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:51:42" (1/1) ... [2019-11-25 23:51:42,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:51:42,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:51:44,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:51:44,845 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:51:45,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:51:45,568 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:51:45,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45 WrapperNode [2019-11-25 23:51:45,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:51:45,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:51:45,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:51:45,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:51:45,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:51:45,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:51:45,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:51:45,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:51:45,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:45,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:45" (1/1) ... [2019-11-25 23:51:46,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:51:46,032 INFO L168 Benchmark]: Toolchain (without parser) took 3527.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 890.8 MB in the end (delta: 70.9 MB). Peak memory consumption was 71.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:51:46,039 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-25 23:51:46,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3070.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 896.5 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:51:46,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.24 ms. Allocated memory is still 1.0 GB. Free memory is still 896.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:51:46,048 INFO L168 Benchmark]: Boogie Preprocessor took 199.48 ms. Allocated memory is still 1.0 GB. Free memory was 896.5 MB in the beginning and 890.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:51:46,062 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 3070.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 896.5 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.24 ms. Allocated memory is still 1.0 GB. Free memory is still 896.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.48 ms. Allocated memory is still 1.0 GB. Free memory was 896.5 MB in the beginning and 890.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...