./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-073676f-1-114_1a-drivers--net--b44.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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-073676f-1-114_1a-drivers--net--b44.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 1b22982e33f9c2f1bf46c456b1d177ce4d7cf0a5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:49:56,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:49:56,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:49:56,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:49:56,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:49:56,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:49:56,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:49:57,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:49:57,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:49:57,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:49:57,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:49:57,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:49:57,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:49:57,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:49:57,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:49:57,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:49:57,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:49:57,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:49:57,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:49:57,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:49:57,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:49:57,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:49:57,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:49:57,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:49:57,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:49:57,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:49:57,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:49:57,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:49:57,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:49:57,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:49:57,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:49:57,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:49:57,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:49:57,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:49:57,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:49:57,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:49:57,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:49:57,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:49:57,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:49:57,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:49:57,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:49:57,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:49:57,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:49:57,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:49:57,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:49:57,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:49:57,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:49:57,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:49:57,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:49:57,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:49:57,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:49:57,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:49:57,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:49:57,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:49:57,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:49:57,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:49:57,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:49:57,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:49:57,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:49:57,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:49:57,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:49:57,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:49:57,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:49:57,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:49:57,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:49:57,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:49:57,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:49:57,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:49:57,184 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 -> 1b22982e33f9c2f1bf46c456b1d177ce4d7cf0a5 [2019-11-16 21:49:57,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:49:57,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:49:57,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:49:57,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:49:57,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:49:57,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-073676f-1-114_1a-drivers--net--b44.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-16 21:49:58,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f29c30001/2653714485344e5fbb045787e8f61859/FLAG58457c594 [2019-11-16 21:49:59,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:49:59,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-073676f-1-114_1a-drivers--net--b44.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-16 21:50:00,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f29c30001/2653714485344e5fbb045787e8f61859/FLAG58457c594 [2019-11-16 21:50:00,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f29c30001/2653714485344e5fbb045787e8f61859 [2019-11-16 21:50:00,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:50:00,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:50:00,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:50:00,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:50:00,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:50:00,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:50:00" (1/1) ... [2019-11-16 21:50:00,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f21ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:00, skipping insertion in model container [2019-11-16 21:50:00,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:50:00" (1/1) ... [2019-11-16 21:50:00,418 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:50:00,691 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:50:05,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:50:05,866 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:50:07,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:50:08,732 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:50:08,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08 WrapperNode [2019-11-16 21:50:08,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:50:08,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:50:08,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:50:08,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:50:08,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:09,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:17,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:50:17,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:50:17,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:50:17,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:50:17,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:17,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:17,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:17,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:21,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:22,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:23,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:08" (1/1) ... [2019-11-16 21:50:24,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:50:24,153 INFO L168 Benchmark]: Toolchain (without parser) took 23783.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 408.8 MB in the end (delta: 548.6 MB). Peak memory consumption was 619.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:24,157 INFO L168 Benchmark]: CDTParser took 0.53 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. [2019-11-16 21:50:24,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8360.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 895.2 MB in the end (delta: 62.2 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:24,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 8358.81 ms. Allocated memory is still 1.0 GB. Free memory was 895.2 MB in the beginning and 737.0 MB in the end (delta: 158.2 MB). Peak memory consumption was 437.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:24,172 INFO L168 Benchmark]: Boogie Preprocessor took 7049.70 ms. Allocated memory is still 1.0 GB. Free memory was 737.0 MB in the beginning and 408.8 MB in the end (delta: 328.2 MB). Peak memory consumption was 398.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:24,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 8360.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 895.2 MB in the end (delta: 62.2 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 8358.81 ms. Allocated memory is still 1.0 GB. Free memory was 895.2 MB in the beginning and 737.0 MB in the end (delta: 158.2 MB). Peak memory consumption was 437.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7049.70 ms. Allocated memory is still 1.0 GB. Free memory was 737.0 MB in the beginning and 408.8 MB in the end (delta: 328.2 MB). Peak memory consumption was 398.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...