./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-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.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 e0c2fc2a4800648ca8d137f431643fb160779224 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-43_2a-drivers--net--ethernet--icplus--ipg.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 e0c2fc2a4800648ca8d137f431643fb160779224 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:59:10,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:59:10,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:59:10,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:59:10,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:59:10,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:59:10,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:59:10,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:59:10,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:59:10,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:59:10,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:59:10,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:59:10,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:59:10,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:59:10,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:59:10,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:59:10,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:59:10,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:59:10,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:59:10,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:59:10,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:59:10,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:59:10,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:59:10,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:59:10,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:59:10,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:59:10,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:59:10,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:59:10,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:59:10,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:59:10,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:59:10,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:59:10,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:59:10,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:59:10,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:59:10,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:59:10,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:59:10,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:59:10,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:59:10,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:59:10,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:59:10,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:59:10,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:59:10,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:59:10,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:59:10,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:59:10,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:59:10,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:59:10,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:59:10,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:59:10,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:59:10,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:59:10,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:59:10,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:59:10,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:59:10,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:59:10,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:59:10,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:59:10,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:59:10,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:59:10,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:59:10,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:59:10,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:59:10,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:59:10,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:59:10,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:59:10,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:59:10,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:59:10,406 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 -> e0c2fc2a4800648ca8d137f431643fb160779224 [2019-11-25 23:59:10,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:59:10,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:59:10,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:59:10,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:59:10,879 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:59:10,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-11-25 23:59:10,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca043c6d9/5a2fa60259bf4263a12627fb48673f43/FLAG6ccf9bb1b [2019-11-25 23:59:12,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:59:12,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-11-25 23:59:12,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca043c6d9/5a2fa60259bf4263a12627fb48673f43/FLAG6ccf9bb1b [2019-11-25 23:59:12,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca043c6d9/5a2fa60259bf4263a12627fb48673f43 [2019-11-25 23:59:12,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:59:12,530 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:59:12,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:59:12,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:59:12,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:59:12,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:12" (1/1) ... [2019-11-25 23:59:12,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2d6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:12, skipping insertion in model container [2019-11-25 23:59:12,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:12" (1/1) ... [2019-11-25 23:59:12,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:59:12,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:59:16,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:59:16,206 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:59:16,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:59:17,433 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:59:17,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17 WrapperNode [2019-11-25 23:59:17,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:59:17,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:59:17,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:59:17,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:59:17,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:17,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:18,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:59:18,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:59:18,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:59:18,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:59:18,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:18,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:19,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:19,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:20,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:20,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:20,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:17" (1/1) ... [2019-11-25 23:59:20,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:59:20,934 INFO L168 Benchmark]: Toolchain (without parser) took 8399.35 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 815.0 MB in the end (delta: 135.2 MB). Peak memory consumption was 372.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:20,935 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:59:20,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4898.31 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 733.2 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:20,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 1487.70 ms. Allocated memory is still 1.0 GB. Free memory was 733.2 MB in the beginning and 788.4 MB in the end (delta: -55.2 MB). Peak memory consumption was 54.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:20,944 INFO L168 Benchmark]: Boogie Preprocessor took 2002.75 ms. Allocated memory is still 1.0 GB. Free memory was 788.4 MB in the beginning and 815.0 MB in the end (delta: -26.6 MB). Peak memory consumption was 210.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:20,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 4898.31 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 733.2 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1487.70 ms. Allocated memory is still 1.0 GB. Free memory was 733.2 MB in the beginning and 788.4 MB in the end (delta: -55.2 MB). Peak memory consumption was 54.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2002.75 ms. Allocated memory is still 1.0 GB. Free memory was 788.4 MB in the beginning and 815.0 MB in the end (delta: -26.6 MB). Peak memory consumption was 210.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:59:23,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:59:23,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:59:23,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:59:23,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:59:23,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:59:23,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:59:23,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:59:23,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:59:23,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:59:23,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:59:23,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:59:23,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:59:23,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:59:23,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:59:23,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:59:23,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:59:23,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:59:23,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:59:23,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:59:23,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:59:23,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:59:23,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:59:23,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:59:24,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:59:24,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:59:24,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:59:24,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:59:24,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:59:24,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:59:24,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:59:24,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:59:24,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:59:24,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:59:24,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:59:24,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:59:24,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:59:24,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:59:24,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:59:24,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:59:24,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:59:24,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:59:24,055 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:59:24,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:59:24,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:59:24,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:59:24,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:59:24,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:59:24,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:59:24,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:59:24,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:59:24,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:59:24,062 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:59:24,062 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:59:24,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:59:24,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:59:24,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:59:24,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:59:24,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:59:24,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:59:24,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:59:24,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:59:24,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:59:24,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:59:24,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:59:24,067 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:59:24,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:59:24,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:59:24,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:59:24,070 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:59:24,071 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 -> e0c2fc2a4800648ca8d137f431643fb160779224 [2019-11-25 23:59:24,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:59:24,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:59:24,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:59:24,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:59:24,630 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:59:24,631 INFO L428 ainManager$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-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-11-25 23:59:24,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ebafa8f/1e4e4457ebed4f2ca75fe7b53677c902/FLAG936eadaff [2019-11-25 23:59:26,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:59:26,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-11-25 23:59:26,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ebafa8f/1e4e4457ebed4f2ca75fe7b53677c902/FLAG936eadaff [2019-11-25 23:59:26,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ebafa8f/1e4e4457ebed4f2ca75fe7b53677c902 [2019-11-25 23:59:26,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:59:26,397 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:59:26,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:59:26,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:59:26,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:59:26,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:26" (1/1) ... [2019-11-25 23:59:26,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b42cf60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:26, skipping insertion in model container [2019-11-25 23:59:26,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:26" (1/1) ... [2019-11-25 23:59:26,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:59:26,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:59:30,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:59:30,419 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:59:31,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:59:32,059 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:59:32,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32 WrapperNode [2019-11-25 23:59:32,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:59:32,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:59:32,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:59:32,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:59:32,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:32,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:33,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:59:33,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:59:33,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:59:33,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:59:33,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:33,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:33,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:33,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:34,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:34,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:35,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:32" (1/1) ... [2019-11-25 23:59:35,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:59:35,261 INFO L168 Benchmark]: Toolchain (without parser) took 8858.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 810.5 MB in the end (delta: 144.0 MB). Peak memory consumption was 364.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:35,261 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-25 23:59:35,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5656.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 956.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:35,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 1235.84 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 775.7 MB in the end (delta: 180.8 MB). Peak memory consumption was 180.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:35,270 INFO L168 Benchmark]: Boogie Preprocessor took 1951.63 ms. Allocated memory is still 1.0 GB. Free memory was 775.7 MB in the beginning and 810.5 MB in the end (delta: -34.8 MB). Peak memory consumption was 185.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:59:35,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 5656.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 956.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1235.84 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 775.7 MB in the end (delta: 180.8 MB). Peak memory consumption was 180.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1951.63 ms. Allocated memory is still 1.0 GB. Free memory was 775.7 MB in the beginning and 810.5 MB in the end (delta: -34.8 MB). Peak memory consumption was 185.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...