./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.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-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.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 a9fdfca9e11e156dd02e667dff6c88707f23b0ef .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.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 a9fdfca9e11e156dd02e667dff6c88707f23b0ef ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:07:13,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:07:13,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:07:13,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:07:13,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:07:13,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:07:13,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:07:13,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:07:13,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:07:13,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:07:13,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:07:13,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:07:13,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:07:13,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:07:13,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:07:13,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:07:13,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:07:13,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:07:13,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:07:13,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:07:13,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:07:13,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:07:13,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:07:13,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:07:13,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:07:13,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:07:13,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:07:13,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:07:13,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:07:13,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:07:13,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:07:13,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:07:13,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:07:13,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:07:13,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:07:13,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:07:13,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:07:13,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:07:13,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:07:13,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:07:13,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:07:13,302 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:07:13,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:07:13,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:07:13,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:07:13,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:07:13,351 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:07:13,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:07:13,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:07:13,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:07:13,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:07:13,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:07:13,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:07:13,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:07:13,357 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:07:13,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:07:13,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:07:13,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:07:13,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:07:13,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:07:13,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:07:13,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:07:13,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:07:13,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:07:13,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:07:13,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:07:13,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:07:13,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:07:13,367 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 -> a9fdfca9e11e156dd02e667dff6c88707f23b0ef [2019-11-27 17:07:13,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:07:13,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:07:13,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:07:13,953 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:07:13,955 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:07:13,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 17:07:14,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f94f88bd6/199b319924404c098d756c972c3edeaa/FLAGc18ba94a3 [2019-11-27 17:07:15,801 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:07:15,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 17:07:15,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f94f88bd6/199b319924404c098d756c972c3edeaa/FLAGc18ba94a3 [2019-11-27 17:07:15,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f94f88bd6/199b319924404c098d756c972c3edeaa [2019-11-27 17:07:15,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:07:15,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:07:15,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:07:15,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:07:15,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:07:15,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:07:15" (1/1) ... [2019-11-27 17:07:15,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3daea74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:15, skipping insertion in model container [2019-11-27 17:07:15,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:07:15" (1/1) ... [2019-11-27 17:07:16,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:07:16,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:07:19,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:07:19,697 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:07:20,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:07:20,963 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:07:20,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20 WrapperNode [2019-11-27 17:07:20,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:07:20,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:07:20,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:07:20,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:07:20,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:21,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:21,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:07:21,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:07:21,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:07:21,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:07:21,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:21,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:21,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:21,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:22,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:22,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:22,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:20" (1/1) ... [2019-11-27 17:07:22,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:07:22,653 INFO L168 Benchmark]: Toolchain (without parser) took 6692.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 722.6 MB in the end (delta: 227.7 MB). Peak memory consumption was 227.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:22,656 INFO L168 Benchmark]: CDTParser took 1.74 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 17:07:22,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5006.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 821.4 MB in the end (delta: 128.8 MB). Peak memory consumption was 128.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:22,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 833.17 ms. Allocated memory is still 1.0 GB. Free memory was 821.4 MB in the beginning and 769.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:22,665 INFO L168 Benchmark]: Boogie Preprocessor took 843.42 ms. Allocated memory is still 1.0 GB. Free memory was 769.8 MB in the beginning and 722.6 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:22,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 5006.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 821.4 MB in the end (delta: 128.8 MB). Peak memory consumption was 128.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 833.17 ms. Allocated memory is still 1.0 GB. Free memory was 821.4 MB in the beginning and 769.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 843.42 ms. Allocated memory is still 1.0 GB. Free memory was 769.8 MB in the beginning and 722.6 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 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 17:07:26,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:07:26,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:07:26,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:07:26,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:07:26,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:07:26,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:07:26,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:07:26,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:07:26,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:07:27,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:07:27,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:07:27,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:07:27,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:07:27,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:07:27,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:07:27,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:07:27,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:07:27,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:07:27,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:07:27,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:07:27,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:07:27,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:07:27,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:07:27,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:07:27,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:07:27,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:07:27,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:07:27,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:07:27,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:07:27,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:07:27,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:07:27,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:07:27,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:07:27,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:07:27,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:07:27,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:07:27,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:07:27,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:07:27,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:07:27,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:07:27,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:07:27,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:07:27,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:07:27,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:07:27,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:07:27,168 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:07:27,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:07:27,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:07:27,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:07:27,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:07:27,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:07:27,176 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:07:27,176 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:07:27,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:07:27,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:07:27,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:07:27,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:07:27,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:07:27,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:07:27,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:07:27,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:07:27,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:07:27,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:07:27,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:07:27,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:07:27,183 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:07:27,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:07:27,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:07:27,185 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:07:27,185 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 -> a9fdfca9e11e156dd02e667dff6c88707f23b0ef [2019-11-27 17:07:27,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:07:27,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:07:27,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:07:27,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:07:27,945 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:07:27,947 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 17:07:28,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24af79d69/403ad640757b43da89032f4e0df1d587/FLAGc30ed3e36 [2019-11-27 17:07:30,064 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:07:30,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-27 17:07:30,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24af79d69/403ad640757b43da89032f4e0df1d587/FLAGc30ed3e36 [2019-11-27 17:07:30,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24af79d69/403ad640757b43da89032f4e0df1d587 [2019-11-27 17:07:30,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:07:30,218 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:07:30,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:07:30,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:07:30,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:07:30,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:07:30" (1/1) ... [2019-11-27 17:07:30,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ff80c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:30, skipping insertion in model container [2019-11-27 17:07:30,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:07:30" (1/1) ... [2019-11-27 17:07:30,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:07:30,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:07:34,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:07:34,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:07:35,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:07:35,844 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:07:35,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35 WrapperNode [2019-11-27 17:07:35,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:07:35,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:07:35,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:07:35,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:07:35,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:36,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:36,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:07:36,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:07:36,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:07:36,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:07:36,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:36,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:36,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:36,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:37,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:37,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:37,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:07:35" (1/1) ... [2019-11-27 17:07:38,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:07:38,114 INFO L168 Benchmark]: Toolchain (without parser) took 7895.05 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 932.7 MB in the end (delta: 23.3 MB). Peak memory consumption was 293.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:38,120 INFO L168 Benchmark]: CDTParser took 0.50 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 17:07:38,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5629.88 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 804.2 MB in the end (delta: 151.8 MB). Peak memory consumption was 151.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:38,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 831.25 ms. Allocated memory is still 1.0 GB. Free memory was 804.2 MB in the beginning and 752.3 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:38,129 INFO L168 Benchmark]: Boogie Preprocessor took 1428.34 ms. Allocated memory is still 1.0 GB. Free memory was 752.3 MB in the beginning and 932.7 MB in the end (delta: -180.3 MB). Peak memory consumption was 89.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:07:38,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 5629.88 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 804.2 MB in the end (delta: 151.8 MB). Peak memory consumption was 151.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 831.25 ms. Allocated memory is still 1.0 GB. Free memory was 804.2 MB in the beginning and 752.3 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1428.34 ms. Allocated memory is still 1.0 GB. Free memory was 752.3 MB in the beginning and 932.7 MB in the end (delta: -180.3 MB). Peak memory consumption was 89.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...