./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.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-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.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 5baef44c50b3ef52e59365ade1b9a70e9f20d86d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.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 5baef44c50b3ef52e59365ade1b9a70e9f20d86d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:46:44,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:46:44,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:46:45,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:46:45,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:46:45,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:46:45,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:46:45,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:46:45,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:46:45,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:46:45,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:46:45,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:46:45,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:46:45,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:46:45,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:46:45,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:46:45,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:46:45,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:46:45,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:46:45,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:46:45,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:46:45,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:46:45,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:46:45,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:46:45,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:46:45,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:46:45,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:46:45,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:46:45,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:46:45,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:46:45,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:46:45,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:46:45,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:46:45,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:46:45,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:46:45,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:46:45,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:46:45,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:46:45,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:46:45,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:46:45,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:46:45,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:46:45,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:46:45,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:46:45,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:46:45,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:46:45,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:46:45,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:46:45,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:46:45,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:46:45,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:46:45,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:46:45,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:46:45,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:46:45,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:46:45,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:46:45,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:46:45,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:46:45,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:46:45,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:46:45,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:46:45,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:46:45,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:46:45,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:46:45,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:46:45,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:46:45,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:46:45,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:46:45,263 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 -> 5baef44c50b3ef52e59365ade1b9a70e9f20d86d [2019-11-25 23:46:45,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:46:45,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:46:45,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:46:45,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:46:45,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:46:45,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-25 23:46:46,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2cd18656/0fbc40c322724a5e8c2b8d46f98a2cad/FLAG974f88979 [2019-11-25 23:46:48,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:46:48,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-25 23:46:48,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2cd18656/0fbc40c322724a5e8c2b8d46f98a2cad/FLAG974f88979 [2019-11-25 23:46:48,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2cd18656/0fbc40c322724a5e8c2b8d46f98a2cad [2019-11-25 23:46:48,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:46:48,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:46:48,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:46:48,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:46:48,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:46:48,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:46:48" (1/1) ... [2019-11-25 23:46:48,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af9779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:48, skipping insertion in model container [2019-11-25 23:46:48,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:46:48" (1/1) ... [2019-11-25 23:46:48,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:46:48,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:46:50,099 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-25 23:46:50,104 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-25 23:46:54,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:46:54,787 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:46:55,204 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-25 23:46:55,208 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-25 23:46:56,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:46:57,996 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:46:57,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57 WrapperNode [2019-11-25 23:46:57,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:46:57,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:46:57,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:46:58,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:46:58,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:46:58,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:46:59,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:46:59,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:46:59,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:46:59,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:46:59,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:46:59,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:46:59,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:46:59,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:46:59,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:47:00,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:47:00,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:57" (1/1) ... [2019-11-25 23:47:00,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:47:00,371 INFO L168 Benchmark]: Toolchain (without parser) took 12137.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 676.9 MB in the end (delta: 273.4 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:00,372 INFO L168 Benchmark]: CDTParser took 0.76 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 23:47:00,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9767.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 848.5 MB in the end (delta: 96.0 MB). Peak memory consumption was 267.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:00,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 1168.06 ms. Allocated memory is still 1.0 GB. Free memory was 848.5 MB in the beginning and 759.0 MB in the end (delta: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:00,384 INFO L168 Benchmark]: Boogie Preprocessor took 1195.92 ms. Allocated memory is still 1.0 GB. Free memory was 759.0 MB in the beginning and 676.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:00,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 9767.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 848.5 MB in the end (delta: 96.0 MB). Peak memory consumption was 267.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1168.06 ms. Allocated memory is still 1.0 GB. Free memory was 848.5 MB in the beginning and 759.0 MB in the end (delta: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1195.92 ms. Allocated memory is still 1.0 GB. Free memory was 759.0 MB in the beginning and 676.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:47:05,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:47:05,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:47:05,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:47:05,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:47:05,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:47:05,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:47:05,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:47:05,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:47:05,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:47:05,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:47:05,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:47:05,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:47:05,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:47:05,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:47:05,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:47:05,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:47:05,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:47:05,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:47:05,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:47:05,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:47:05,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:47:05,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:47:05,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:47:05,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:47:05,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:47:05,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:47:05,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:47:05,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:47:05,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:47:05,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:47:05,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:47:05,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:47:05,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:47:05,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:47:05,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:47:05,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:47:05,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:47:05,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:47:05,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:47:05,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:47:05,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:47:05,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:47:05,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:47:05,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:47:05,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:47:05,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:47:05,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:47:05,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:47:05,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:47:05,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:47:05,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:47:05,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:47:05,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:47:05,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:47:05,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:47:05,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:47:05,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:47:05,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:47:05,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:47:05,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:47:05,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:47:05,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:47:05,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:47:05,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:47:05,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:47:05,354 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:47:05,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:47:05,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:47:05,355 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:47:05,355 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 -> 5baef44c50b3ef52e59365ade1b9a70e9f20d86d [2019-11-25 23:47:05,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:47:05,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:47:05,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:47:05,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:47:05,956 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:47:05,957 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-25 23:47:06,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a99936/a5ab30175da7452ba5f951c4216db9ac/FLAG0b6eb4532 [2019-11-25 23:47:08,079 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:47:08,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-25 23:47:08,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a99936/a5ab30175da7452ba5f951c4216db9ac/FLAG0b6eb4532 [2019-11-25 23:47:08,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a99936/a5ab30175da7452ba5f951c4216db9ac [2019-11-25 23:47:08,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:47:08,280 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:47:08,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:47:08,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:47:08,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:47:08,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:47:08" (1/1) ... [2019-11-25 23:47:08,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af9779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:08, skipping insertion in model container [2019-11-25 23:47:08,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:47:08" (1/1) ... [2019-11-25 23:47:08,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:47:08,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:47:09,998 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-25 23:47:09,999 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-25 23:47:14,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:47:14,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:47:15,028 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-25 23:47:15,031 WARN L1196 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-25 23:47:15,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:47:17,707 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:47:17,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17 WrapperNode [2019-11-25 23:47:17,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:47:17,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:47:17,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:47:17,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:47:17,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:17,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:18,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:47:18,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:47:18,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:47:18,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:47:18,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:18,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:18,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:18,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:19,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:19,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:20,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:47:17" (1/1) ... [2019-11-25 23:47:20,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:47:20,357 INFO L168 Benchmark]: Toolchain (without parser) took 12072.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 896.7 MB in the end (delta: 53.5 MB). Peak memory consumption was 325.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:20,359 INFO L168 Benchmark]: CDTParser took 3.36 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 23:47:20,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9425.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 813.2 MB in the end (delta: 131.3 MB). Peak memory consumption was 268.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:20,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 919.96 ms. Allocated memory is still 1.0 GB. Free memory was 813.2 MB in the beginning and 739.4 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:20,370 INFO L168 Benchmark]: Boogie Preprocessor took 1715.68 ms. Allocated memory is still 1.0 GB. Free memory was 739.4 MB in the beginning and 896.7 MB in the end (delta: -157.3 MB). Peak memory consumption was 114.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:47:20,385 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.36 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 9425.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 813.2 MB in the end (delta: 131.3 MB). Peak memory consumption was 268.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 919.96 ms. Allocated memory is still 1.0 GB. Free memory was 813.2 MB in the beginning and 739.4 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1715.68 ms. Allocated memory is still 1.0 GB. Free memory was 739.4 MB in the beginning and 896.7 MB in the end (delta: -157.3 MB). Peak memory consumption was 114.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...