./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.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 dee75f49e21b3417fa4797dd85fcf1434bf6241f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.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 dee75f49e21b3417fa4797dd85fcf1434bf6241f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:48:45,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:48:45,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:48:45,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:48:45,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:48:45,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:48:45,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:48:45,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:48:45,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:48:45,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:48:45,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:48:45,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:48:45,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:48:45,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:48:45,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:48:45,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:48:45,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:48:45,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:48:45,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:48:45,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:48:45,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:48:45,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:48:45,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:48:45,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:48:45,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:48:45,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:48:45,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:48:45,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:48:45,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:48:45,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:48:45,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:48:45,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:48:45,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:48:45,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:48:45,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:48:45,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:48:45,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:48:45,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:48:45,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:48:45,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:48:45,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:48:45,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:48:45,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:48:45,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:48:45,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:48:45,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:48:45,280 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:48:45,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:48:45,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:48:45,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:48:45,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:48:45,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:48:45,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:48:45,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:48:45,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:48:45,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:48:45,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:48:45,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:48:45,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:48:45,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:48:45,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:48:45,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:48:45,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:48:45,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:48:45,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:48:45,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:48:45,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:48:45,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:48:45,299 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 -> dee75f49e21b3417fa4797dd85fcf1434bf6241f [2019-11-27 10:48:45,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:48:45,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:48:45,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:48:45,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:48:45,980 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:48:45,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2019-11-27 10:48:46,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c2b7843/76fb17df0800472aa5cbc48ce1cd6288/FLAG9ca78cdc2 [2019-11-27 10:48:47,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:48:47,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2019-11-27 10:48:47,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c2b7843/76fb17df0800472aa5cbc48ce1cd6288/FLAG9ca78cdc2 [2019-11-27 10:48:47,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c2b7843/76fb17df0800472aa5cbc48ce1cd6288 [2019-11-27 10:48:47,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:48:47,966 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:48:47,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:48:47,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:48:47,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:48:47,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:47,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de57550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47, skipping insertion in model container [2019-11-27 10:48:47,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:48,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:48:48,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:48:51,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:48:51,927 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:48:52,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:48:52,949 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:48:52,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52 WrapperNode [2019-11-27 10:48:52,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:48:52,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:48:52,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:48:52,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:48:52,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:53,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:53,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:48:53,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:48:53,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:48:53,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:48:53,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:53,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:53,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:53,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:53,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:54,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:54,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:52" (1/1) ... [2019-11-27 10:48:54,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:48:54,184 INFO L168 Benchmark]: Toolchain (without parser) took 6215.34 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 759.5 MB in the end (delta: 202.2 MB). Peak memory consumption was 202.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:54,186 INFO L168 Benchmark]: CDTParser took 0.96 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 10:48:54,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4982.69 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 828.2 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:54,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 646.26 ms. Allocated memory is still 1.0 GB. Free memory was 828.2 MB in the beginning and 793.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:54,199 INFO L168 Benchmark]: Boogie Preprocessor took 577.32 ms. Allocated memory is still 1.0 GB. Free memory was 793.8 MB in the beginning and 759.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:54,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 4982.69 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 828.2 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 646.26 ms. Allocated memory is still 1.0 GB. Free memory was 828.2 MB in the beginning and 793.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 577.32 ms. Allocated memory is still 1.0 GB. Free memory was 793.8 MB in the beginning and 759.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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-da95e15 [2019-11-27 10:48:58,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:48:58,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:48:58,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:48:58,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:48:58,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:48:58,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:48:58,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:48:58,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:48:58,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:48:58,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:48:58,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:48:58,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:48:58,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:48:58,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:48:58,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:48:58,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:48:58,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:48:58,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:48:58,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:48:58,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:48:58,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:48:58,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:48:58,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:48:58,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:48:58,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:48:58,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:48:58,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:48:58,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:48:58,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:48:58,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:48:58,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:48:58,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:48:58,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:48:58,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:48:58,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:48:58,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:48:58,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:48:58,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:48:58,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:48:58,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:48:58,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:48:58,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:48:58,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:48:58,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:48:58,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:48:58,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:48:58,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:48:58,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:48:58,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:48:58,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:48:58,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:48:58,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:48:58,572 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:48:58,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:48:58,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:48:58,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:48:58,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:48:58,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:48:58,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:48:58,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:48:58,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:48:58,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:48:58,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:48:58,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:48:58,580 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:48:58,580 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:48:58,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:48:58,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:48:58,583 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:48:58,584 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 -> dee75f49e21b3417fa4797dd85fcf1434bf6241f [2019-11-27 10:48:59,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:48:59,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:48:59,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:48:59,304 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:48:59,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:48:59,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2019-11-27 10:48:59,476 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76bc6bc8e/48357c5983994fb2bd568774d0215f6e/FLAG0b8beec7e [2019-11-27 10:49:01,136 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:49:01,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2019-11-27 10:49:01,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76bc6bc8e/48357c5983994fb2bd568774d0215f6e/FLAG0b8beec7e [2019-11-27 10:49:01,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76bc6bc8e/48357c5983994fb2bd568774d0215f6e [2019-11-27 10:49:01,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:49:01,278 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:49:01,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:49:01,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:49:01,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:49:01,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:49:01" (1/1) ... [2019-11-27 10:49:01,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59644eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:01, skipping insertion in model container [2019-11-27 10:49:01,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:49:01" (1/1) ... [2019-11-27 10:49:01,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:49:01,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:49:05,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:49:05,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:49:05,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:49:06,514 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:49:06,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06 WrapperNode [2019-11-27 10:49:06,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:49:06,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:49:06,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:49:06,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:49:06,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:06,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:49:07,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:49:07,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:49:07,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:49:07,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:49:06" (1/1) ... [2019-11-27 10:49:07,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:49:07,741 INFO L168 Benchmark]: Toolchain (without parser) took 6460.86 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 753.7 MB in the end (delta: 202.2 MB). Peak memory consumption was 202.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:49:07,746 INFO L168 Benchmark]: CDTParser took 0.42 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 10:49:07,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5234.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 816.7 MB in the end (delta: 139.2 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:49:07,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 611.37 ms. Allocated memory is still 1.0 GB. Free memory was 816.7 MB in the beginning and 788.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:49:07,759 INFO L168 Benchmark]: Boogie Preprocessor took 607.07 ms. Allocated memory is still 1.0 GB. Free memory was 788.1 MB in the beginning and 753.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:49:07,769 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5234.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 816.7 MB in the end (delta: 139.2 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 611.37 ms. Allocated memory is still 1.0 GB. Free memory was 816.7 MB in the beginning and 788.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 607.07 ms. Allocated memory is still 1.0 GB. Free memory was 788.1 MB in the beginning and 753.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...