./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.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-linux-3.0/module_get_put-drivers-net-pppox.ko.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 329a67b526c66551561f04dd432b615a8a03b78a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3.0/module_get_put-drivers-net-pppox.ko.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 329a67b526c66551561f04dd432b615a8a03b78a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:20:23,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:20:23,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:20:23,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:20:23,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:20:23,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:20:23,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:20:23,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:20:23,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:20:23,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:20:23,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:20:23,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:20:23,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:20:23,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:20:23,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:20:23,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:20:23,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:20:23,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:20:23,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:20:23,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:20:23,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:20:23,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:20:23,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:20:23,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:20:23,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:20:23,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:20:23,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:20:23,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:20:23,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:20:23,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:20:23,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:20:23,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:20:23,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:20:23,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:20:23,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:20:23,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:20:23,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:20:23,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:20:23,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:20:23,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:20:23,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:20:23,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:20:23,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:20:23,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:20:23,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:20:23,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:20:23,284 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:20:23,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:20:23,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:20:23,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:20:23,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:20:23,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:20:23,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:20:23,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:20:23,292 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:20:23,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:20:23,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:20:23,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:20:23,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:20:23,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:20:23,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:20:23,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:20:23,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:20:23,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:20:23,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:20:23,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:20:23,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:20:23,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:20:23,299 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 -> 329a67b526c66551561f04dd432b615a8a03b78a [2019-11-27 10:20:23,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:20:23,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:20:23,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:20:23,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:20:23,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:20:23,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-27 10:20:24,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c419e47/28cc693a3f1c412484079bf34749c306/FLAG2f7fa7a39 [2019-11-27 10:20:25,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:20:25,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-27 10:20:25,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c419e47/28cc693a3f1c412484079bf34749c306/FLAG2f7fa7a39 [2019-11-27 10:20:25,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c419e47/28cc693a3f1c412484079bf34749c306 [2019-11-27 10:20:25,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:20:25,845 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:20:25,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:25,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:20:25,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:20:25,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:25" (1/1) ... [2019-11-27 10:20:25,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb8afde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:25, skipping insertion in model container [2019-11-27 10:20:25,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:25" (1/1) ... [2019-11-27 10:20:25,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:20:26,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:20:27,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:20:27,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:20:28,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:20:28,211 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:20:28,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28 WrapperNode [2019-11-27 10:20:28,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:28,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:20:28,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:20:28,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:20:28,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:20:28,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:20:28,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:20:28,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:20:28,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:28" (1/1) ... [2019-11-27 10:20:28,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:20:28,521 INFO L168 Benchmark]: Toolchain (without parser) took 2670.06 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 925.8 MB in the end (delta: 35.9 MB). Peak memory consumption was 36.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:28,524 INFO L168 Benchmark]: CDTParser took 2.35 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 10:20:28,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2366.11 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 931.5 MB in the end (delta: 30.2 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:28,530 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.76 ms. Allocated memory is still 1.0 GB. Free memory was 931.5 MB in the beginning and 925.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:28,531 INFO L168 Benchmark]: Boogie Preprocessor took 127.74 ms. Allocated memory is still 1.0 GB. Free memory is still 925.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:20:28,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 2366.11 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 931.5 MB in the end (delta: 30.2 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.76 ms. Allocated memory is still 1.0 GB. Free memory was 931.5 MB in the beginning and 925.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.74 ms. Allocated memory is still 1.0 GB. Free memory is still 925.8 MB. There was no memory consumed. 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 10:20:32,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:20:32,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:20:32,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:20:32,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:20:32,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:20:32,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:20:32,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:20:32,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:20:32,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:20:32,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:20:32,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:20:32,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:20:32,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:20:32,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:20:32,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:20:32,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:20:32,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:20:32,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:20:32,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:20:32,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:20:32,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:20:32,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:20:32,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:20:32,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:20:32,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:20:32,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:20:32,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:20:32,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:20:32,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:20:32,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:20:32,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:20:32,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:20:32,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:20:32,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:20:32,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:20:32,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:20:32,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:20:32,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:20:32,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:20:32,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:20:32,844 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:20:32,886 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:20:32,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:20:32,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:20:32,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:20:32,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:20:32,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:20:32,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:20:32,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:20:32,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:20:32,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:20:32,900 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:20:32,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:20:32,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:20:32,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:20:32,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:20:32,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:20:32,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:20:32,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:20:32,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:20:32,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:20:32,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:20:32,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:20:32,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:20:32,909 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:20:32,911 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:20:32,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:20:32,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:20:32,915 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:20:32,915 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 -> 329a67b526c66551561f04dd432b615a8a03b78a [2019-11-27 10:20:33,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:20:33,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:20:33,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:20:33,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:20:33,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:20:33,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-27 10:20:33,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26a5c599/a6f1e0e78cc44c148c8bbafdc4f03bb5/FLAG0f733579c [2019-11-27 10:20:35,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:20:35,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-27 10:20:35,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26a5c599/a6f1e0e78cc44c148c8bbafdc4f03bb5/FLAG0f733579c [2019-11-27 10:20:35,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26a5c599/a6f1e0e78cc44c148c8bbafdc4f03bb5 [2019-11-27 10:20:35,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:20:35,676 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:20:35,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:35,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:20:35,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:20:35,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:35" (1/1) ... [2019-11-27 10:20:35,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f325c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:35, skipping insertion in model container [2019-11-27 10:20:35,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:35" (1/1) ... [2019-11-27 10:20:35,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:20:35,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:20:37,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:20:37,643 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:20:38,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:20:38,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:20:38,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38 WrapperNode [2019-11-27 10:20:38,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:38,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:20:38,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:20:38,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:20:38,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:20:38,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:20:38,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:20:38,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:20:38,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:38" (1/1) ... [2019-11-27 10:20:38,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:20:38,458 INFO L168 Benchmark]: Toolchain (without parser) took 2776.28 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 920.1 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:38,462 INFO L168 Benchmark]: CDTParser took 1.27 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. [2019-11-27 10:20:38,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2440.90 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 925.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:38,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.98 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:20:38,468 INFO L168 Benchmark]: Boogie Preprocessor took 130.81 ms. Allocated memory is still 1.0 GB. Free memory was 925.9 MB in the beginning and 920.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:38,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 2440.90 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 925.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.98 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 130.81 ms. Allocated memory is still 1.0 GB. Free memory was 925.9 MB in the beginning and 920.1 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...