./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-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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-43_2a-drivers--misc--sgi-xp--xpc.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 3cd6f085edda07a4d8c13c2d6cd2c42014aedb1f --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:24:23,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:24:23,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:24:24,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:24:24,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:24:24,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:24:24,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:24:24,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:24:24,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:24:24,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:24:24,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:24:24,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:24:24,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:24:24,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:24:24,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:24:24,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:24:24,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:24:24,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:24:24,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:24:24,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:24:24,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:24:24,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:24:24,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:24:24,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:24:24,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:24:24,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:24:24,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:24:24,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:24:24,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:24:24,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:24:24,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:24:24,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:24:24,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:24:24,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:24:24,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:24:24,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:24:24,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:24:24,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:24:24,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:24:24,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:24:24,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:24:24,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:24:24,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:24:24,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:24:24,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:24:24,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:24:24,245 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:24:24,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:24:24,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:24:24,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:24:24,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:24:24,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:24:24,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:24:24,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:24:24,254 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:24:24,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:24:24,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:24:24,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:24:24,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:24:24,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:24:24,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:24:24,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:24:24,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:24:24,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:24:24,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:24:24,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:24:24,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:24:24,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:24:24,264 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 -> 3cd6f085edda07a4d8c13c2d6cd2c42014aedb1f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:24:24,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:24:24,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:24:24,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:24:24,969 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:24:24,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:24:24,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.i [2019-11-20 23:24:25,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e859dc130/ae906990ef0e40e0b4421ae8ccfbcb56/FLAGc60260835 [2019-11-20 23:24:27,182 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:24:27,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.i [2019-11-20 23:24:27,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e859dc130/ae906990ef0e40e0b4421ae8ccfbcb56/FLAGc60260835 [2019-11-20 23:24:27,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e859dc130/ae906990ef0e40e0b4421ae8ccfbcb56 [2019-11-20 23:24:27,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:24:27,390 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:24:27,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:24:27,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:24:27,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:24:27,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:24:27" (1/1) ... [2019-11-20 23:24:27,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f40a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:27, skipping insertion in model container [2019-11-20 23:24:27,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:24:27" (1/1) ... [2019-11-20 23:24:27,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:24:27,835 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:24:33,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:24:34,012 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:24:35,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:24:37,025 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:24:37,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37 WrapperNode [2019-11-20 23:24:37,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:24:37,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:24:37,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:24:37,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:24:37,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:37,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:39,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:24:39,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:24:39,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:24:39,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:24:39,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:39,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:40,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:40,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:43,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:43,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:43,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:37" (1/1) ... [2019-11-20 23:24:44,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:24:44,226 INFO L168 Benchmark]: Toolchain (without parser) took 16837.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 593.0 MB in the end (delta: 355.9 MB). Peak memory consumption was 441.2 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:44,231 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-20 23:24:44,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9637.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.2 MB in the end (delta: 129.6 MB). Peak memory consumption was 279.3 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:44,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 2925.99 ms. Allocated memory is still 1.0 GB. Free memory was 819.2 MB in the beginning and 805.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:44,244 INFO L168 Benchmark]: Boogie Preprocessor took 4262.96 ms. Allocated memory is still 1.0 GB. Free memory was 805.6 MB in the beginning and 593.0 MB in the end (delta: 212.7 MB). Peak memory consumption was 297.9 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:44,254 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 9637.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.2 MB in the end (delta: 129.6 MB). Peak memory consumption was 279.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2925.99 ms. Allocated memory is still 1.0 GB. Free memory was 819.2 MB in the beginning and 805.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4262.96 ms. Allocated memory is still 1.0 GB. Free memory was 805.6 MB in the beginning and 593.0 MB in the end (delta: 212.7 MB). Peak memory consumption was 297.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...