./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--gpu--drm--mgag200--mgag200.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-32_7a-drivers--gpu--drm--mgag200--mgag200.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 17cd6dd1c5bb842e809c4426867c556a3a558531 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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--gpu--drm--mgag200--mgag200.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 17cd6dd1c5bb842e809c4426867c556a3a558531 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:11:16,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:11:16,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:11:17,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:11:17,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:11:17,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:11:17,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:11:17,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:11:17,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:11:17,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:11:17,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:11:17,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:11:17,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:11:17,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:11:17,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:11:17,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:11:17,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:11:17,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:11:17,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:11:17,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:11:17,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:11:17,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:11:17,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:11:17,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:11:17,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:11:17,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:11:17,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:11:17,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:11:17,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:11:17,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:11:17,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:11:17,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:11:17,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:11:17,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:11:17,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:11:17,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:11:17,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:11:17,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:11:17,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:11:17,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:11:17,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:11:17,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:11:17,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:11:17,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:11:17,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:11:17,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:11:17,206 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:11:17,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:11:17,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:11:17,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:11:17,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:11:17,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:11:17,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:11:17,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:11:17,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:11:17,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:11:17,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:11:17,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:11:17,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:11:17,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:11:17,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:11:17,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:11:17,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:11:17,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:11:17,218 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:11:17,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:11:17,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:11:17,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:11:17,220 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 -> 17cd6dd1c5bb842e809c4426867c556a3a558531 [2019-11-27 17:11:17,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:11:17,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:11:17,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:11:17,891 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:11:17,893 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:11:17,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i [2019-11-27 17:11:18,061 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e5f5a44/a994f2fcd3b744f88f3899c370705304/FLAG09c2984f2 [2019-11-27 17:11:20,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:11:20,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i [2019-11-27 17:11:20,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e5f5a44/a994f2fcd3b744f88f3899c370705304/FLAG09c2984f2 [2019-11-27 17:11:20,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e5f5a44/a994f2fcd3b744f88f3899c370705304 [2019-11-27 17:11:20,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:11:20,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:11:20,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:20,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:11:20,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:11:20,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:20" (1/1) ... [2019-11-27 17:11:20,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:20, skipping insertion in model container [2019-11-27 17:11:20,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:20" (1/1) ... [2019-11-27 17:11:20,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:11:20,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:11:29,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:29,923 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:11:31,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:34,388 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:11:34,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34 WrapperNode [2019-11-27 17:11:34,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:34,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:34,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:11:34,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:11:34,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:34,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:37,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:37,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:11:37,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:11:37,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:11:37,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:37,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:37,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:37,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:38,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:39,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:39,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:34" (1/1) ... [2019-11-27 17:11:40,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:11:40,344 INFO L168 Benchmark]: Toolchain (without parser) took 20067.61 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 771.7 MB in the end (delta: 172.9 MB). Peak memory consumption was 419.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:40,345 INFO L168 Benchmark]: CDTParser took 0.64 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 17:11:40,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14117.65 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 809.8 MB in the end (delta: 134.8 MB). Peak memory consumption was 310.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:40,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 2724.44 ms. Allocated memory is still 1.0 GB. Free memory was 809.8 MB in the beginning and 758.6 MB in the end (delta: 51.1 MB). Peak memory consumption was 195.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:40,354 INFO L168 Benchmark]: Boogie Preprocessor took 3216.75 ms. Allocated memory is still 1.0 GB. Free memory was 758.6 MB in the beginning and 771.7 MB in the end (delta: -13.0 MB). Peak memory consumption was 233.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:40,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 14117.65 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 809.8 MB in the end (delta: 134.8 MB). Peak memory consumption was 310.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2724.44 ms. Allocated memory is still 1.0 GB. Free memory was 809.8 MB in the beginning and 758.6 MB in the end (delta: 51.1 MB). Peak memory consumption was 195.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3216.75 ms. Allocated memory is still 1.0 GB. Free memory was 758.6 MB in the beginning and 771.7 MB in the end (delta: -13.0 MB). Peak memory consumption was 233.0 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 17:11:44,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:11:44,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:11:44,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:11:44,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:11:44,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:11:44,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:11:44,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:11:44,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:11:44,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:11:44,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:11:44,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:11:44,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:11:44,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:11:44,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:11:44,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:11:44,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:11:44,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:11:44,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:11:44,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:11:44,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:11:44,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:11:44,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:11:44,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:11:44,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:11:44,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:11:44,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:11:44,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:11:44,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:11:44,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:11:44,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:11:44,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:11:44,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:11:44,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:11:44,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:11:44,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:11:44,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:11:44,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:11:44,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:11:44,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:11:44,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:11:44,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:11:44,957 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:11:44,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:11:44,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:11:44,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:11:44,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:11:44,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:11:44,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:11:44,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:11:44,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:11:44,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:11:44,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:11:44,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:11:44,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:11:44,972 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:11:44,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:11:44,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:11:44,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:11:44,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:11:44,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:11:44,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:11:44,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:11:44,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:11:44,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:11:44,978 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:11:44,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:11:44,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:11:44,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:11:44,982 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:11:44,982 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 -> 17cd6dd1c5bb842e809c4426867c556a3a558531 [2019-11-27 17:11:45,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:11:45,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:11:45,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:11:45,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:11:45,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:11:45,669 INFO L428 ainManager$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--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i [2019-11-27 17:11:45,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e7c2beb/96ea8441265940e19d31928ed8f30170/FLAG2778caadb [2019-11-27 17:11:47,747 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:11:47,750 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--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i [2019-11-27 17:11:47,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e7c2beb/96ea8441265940e19d31928ed8f30170/FLAG2778caadb [2019-11-27 17:11:48,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e7c2beb/96ea8441265940e19d31928ed8f30170 [2019-11-27 17:11:48,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:11:48,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:11:48,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:48,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:11:48,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:11:48,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:48" (1/1) ... [2019-11-27 17:11:48,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a273c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:48, skipping insertion in model container [2019-11-27 17:11:48,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:48" (1/1) ... [2019-11-27 17:11:48,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:11:48,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:11:57,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:57,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:11:59,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:12:02,659 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:12:02,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02 WrapperNode [2019-11-27 17:12:02,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:12:02,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:12:02,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:12:02,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:12:02,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:02,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:05,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:12:05,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:12:05,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:12:05,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:12:05,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:05,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:06,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:06,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:07,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:07,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:07,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:12:02" (1/1) ... [2019-11-27 17:12:08,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:12:08,309 INFO L168 Benchmark]: Toolchain (without parser) took 20284.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 697.7 MB in the end (delta: 245.4 MB). Peak memory consumption was 351.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:12:08,312 INFO L168 Benchmark]: CDTParser took 0.23 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 17:12:08,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14636.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 713.3 MB in the end (delta: 229.7 MB). Peak memory consumption was 306.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:12:08,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 2591.65 ms. Allocated memory is still 1.0 GB. Free memory was 713.3 MB in the beginning and 654.3 MB in the end (delta: 59.1 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:12:08,329 INFO L168 Benchmark]: Boogie Preprocessor took 3043.35 ms. Allocated memory is still 1.0 GB. Free memory was 654.3 MB in the beginning and 697.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:12:08,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 14636.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 713.3 MB in the end (delta: 229.7 MB). Peak memory consumption was 306.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2591.65 ms. Allocated memory is still 1.0 GB. Free memory was 713.3 MB in the beginning and 654.3 MB in the end (delta: 59.1 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3043.35 ms. Allocated memory is still 1.0 GB. Free memory was 654.3 MB in the beginning and 697.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...