./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.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 92f16518f6827f02d9a2cfa755738fe3aa8aa555 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.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 92f16518f6827f02d9a2cfa755738fe3aa8aa555 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:08:11,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:08:11,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:08:11,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:08:11,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:08:11,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:08:11,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:08:11,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:08:11,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:08:11,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:08:11,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:08:11,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:08:11,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:08:11,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:08:11,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:08:11,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:08:11,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:08:11,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:08:11,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:08:11,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:08:11,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:08:12,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:08:12,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:08:12,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:08:12,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:08:12,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:08:12,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:08:12,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:08:12,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:08:12,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:08:12,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:08:12,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:08:12,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:08:12,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:08:12,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:08:12,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:08:12,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:08:12,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:08:12,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:08:12,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:08:12,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:08:12,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:08:12,059 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:08:12,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:08:12,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:08:12,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:08:12,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:08:12,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:08:12,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:08:12,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:08:12,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:08:12,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:08:12,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:08:12,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:08:12,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:08:12,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:08:12,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:08:12,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:08:12,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:08:12,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:08:12,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:08:12,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:08:12,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:08:12,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:08:12,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:08:12,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:08:12,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:08:12,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:08:12,075 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 -> 92f16518f6827f02d9a2cfa755738fe3aa8aa555 [2019-11-27 17:08:12,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:08:12,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:08:12,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:08:12,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:08:12,537 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:08:12,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2019-11-27 17:08:12,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81c63019/f1b206e63fc146ea819815edf55fd2c4/FLAG521c16620 [2019-11-27 17:08:14,027 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:08:14,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2019-11-27 17:08:14,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81c63019/f1b206e63fc146ea819815edf55fd2c4/FLAG521c16620 [2019-11-27 17:08:14,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81c63019/f1b206e63fc146ea819815edf55fd2c4 [2019-11-27 17:08:14,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:08:14,201 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:08:14,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:08:14,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:08:14,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:08:14,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:08:14" (1/1) ... [2019-11-27 17:08:14,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e262158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:14, skipping insertion in model container [2019-11-27 17:08:14,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:08:14" (1/1) ... [2019-11-27 17:08:14,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:08:14,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:08:21,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:08:21,407 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:08:22,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:08:23,685 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:08:23,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23 WrapperNode [2019-11-27 17:08:23,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:08:23,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:08:23,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:08:23,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:08:23,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:23,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:29,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:08:29,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:08:29,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:08:29,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:08:29,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:29,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:30,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:30,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:35,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:35,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:36,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:23" (1/1) ... [2019-11-27 17:08:37,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:08:37,611 INFO L168 Benchmark]: Toolchain (without parser) took 23405.23 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 184.4 MB in the end (delta: 760.1 MB). Peak memory consumption was 835.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:08:37,612 INFO L168 Benchmark]: CDTParser took 0.46 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 17:08:37,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9488.32 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 693.9 MB in the end (delta: 250.6 MB). Peak memory consumption was 314.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:08:37,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 6162.94 ms. Allocated memory is still 1.0 GB. Free memory was 693.9 MB in the beginning and 596.3 MB in the end (delta: 97.6 MB). Peak memory consumption was 344.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:08:37,621 INFO L168 Benchmark]: Boogie Preprocessor took 7745.00 ms. Allocated memory is still 1.0 GB. Free memory was 596.3 MB in the beginning and 184.4 MB in the end (delta: 411.9 MB). Peak memory consumption was 486.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:08:37,628 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 9488.32 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 693.9 MB in the end (delta: 250.6 MB). Peak memory consumption was 314.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 6162.94 ms. Allocated memory is still 1.0 GB. Free memory was 693.9 MB in the beginning and 596.3 MB in the end (delta: 97.6 MB). Peak memory consumption was 344.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7745.00 ms. Allocated memory is still 1.0 GB. Free memory was 596.3 MB in the beginning and 184.4 MB in the end (delta: 411.9 MB). Peak memory consumption was 486.9 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 0.1.24-509859d [2019-11-27 17:08:40,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:08:40,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:08:40,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:08:40,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:08:40,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:08:40,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:08:40,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:08:40,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:08:40,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:08:40,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:08:40,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:08:40,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:08:40,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:08:40,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:08:40,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:08:40,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:08:40,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:08:40,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:08:40,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:08:40,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:08:40,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:08:40,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:08:40,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:08:40,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:08:40,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:08:40,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:08:40,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:08:40,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:08:40,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:08:40,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:08:40,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:08:40,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:08:40,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:08:40,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:08:40,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:08:40,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:08:40,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:08:40,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:08:40,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:08:40,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:08:40,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:08:40,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:08:40,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:08:40,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:08:40,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:08:40,573 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:08:40,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:08:40,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:08:40,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:08:40,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:08:40,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:08:40,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:08:40,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:08:40,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:08:40,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:08:40,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:08:40,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:08:40,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:08:40,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:08:40,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:08:40,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:08:40,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:08:40,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:08:40,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:08:40,584 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:08:40,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:08:40,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:08:40,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:08:40,585 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:08:40,585 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 -> 92f16518f6827f02d9a2cfa755738fe3aa8aa555 [2019-11-27 17:08:41,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:08:41,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:08:41,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:08:41,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:08:41,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:08:41,109 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2019-11-27 17:08:41,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519d31e13/6509e34791c948f79b0cd1f242829285/FLAG8bf3eef43 [2019-11-27 17:08:42,542 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:08:42,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2019-11-27 17:08:42,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519d31e13/6509e34791c948f79b0cd1f242829285/FLAG8bf3eef43 [2019-11-27 17:08:42,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519d31e13/6509e34791c948f79b0cd1f242829285 [2019-11-27 17:08:42,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:08:42,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:08:42,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:08:42,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:08:42,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:08:42,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:08:42" (1/1) ... [2019-11-27 17:08:42,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e262158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:42, skipping insertion in model container [2019-11-27 17:08:42,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:08:42" (1/1) ... [2019-11-27 17:08:42,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:08:43,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:08:50,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:08:50,745 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:08:51,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:08:53,513 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:08:53,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53 WrapperNode [2019-11-27 17:08:53,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:08:53,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:08:53,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:08:53,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:08:53,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:08:53,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:08:59,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:08:59,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:08:59,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:08:59,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:08:59,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:08:59,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:09:00,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:09:00,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:09:04,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:09:04,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:09:05,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:08:53" (1/1) ... [2019-11-27 17:09:06,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:09:06,680 INFO L168 Benchmark]: Toolchain (without parser) took 23918.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 274.1 MB in the end (delta: 673.3 MB). Peak memory consumption was 813.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:09:06,682 INFO L168 Benchmark]: CDTParser took 0.32 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 17:09:06,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10751.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 933.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 316.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:09:06,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 5949.54 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 654.9 MB in the end (delta: 278.5 MB). Peak memory consumption was 559.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:09:06,694 INFO L168 Benchmark]: Boogie Preprocessor took 7206.42 ms. Allocated memory is still 1.0 GB. Free memory was 654.9 MB in the beginning and 274.1 MB in the end (delta: 380.9 MB). Peak memory consumption was 520.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:09:06,705 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 10751.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 933.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 316.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 5949.54 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 654.9 MB in the end (delta: 278.5 MB). Peak memory consumption was 559.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7206.42 ms. Allocated memory is still 1.0 GB. Free memory was 654.9 MB in the beginning and 274.1 MB in the end (delta: 380.9 MB). Peak memory consumption was 520.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...