./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.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-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.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 49fc3db798bf13cf84d6460669de228c4202629b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:50:03,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:50:03,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:50:03,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:50:03,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:50:03,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:50:04,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:50:04,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:50:04,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:50:04,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:50:04,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:50:04,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:50:04,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:50:04,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:50:04,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:50:04,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:50:04,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:50:04,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:50:04,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:50:04,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:50:04,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:50:04,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:50:04,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:50:04,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:50:04,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:50:04,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:50:04,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:50:04,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:50:04,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:50:04,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:50:04,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:50:04,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:50:04,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:50:04,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:50:04,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:50:04,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:50:04,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:50:04,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:50:04,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:50:04,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:50:04,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:50:04,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:50:04,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:50:04,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:50:04,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:50:04,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:50:04,138 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:50:04,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:50:04,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:50:04,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:50:04,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:50:04,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:50:04,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:50:04,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:50:04,142 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:50:04,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:50:04,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:50:04,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:50:04,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:50:04,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:50:04,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:50:04,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:50:04,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:50:04,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:50:04,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:50:04,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:50:04,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:50:04,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:50:04,149 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 -> 49fc3db798bf13cf84d6460669de228c4202629b [2019-11-16 21:50:04,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:50:04,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:50:04,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:50:04,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:50:04,646 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:50:04,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-16 21:50:04,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1287750e5/3d28fd28134b4b88a8fca8e9d855498d/FLAG765e64d12 [2019-11-16 21:50:05,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:50:05,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-16 21:50:06,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1287750e5/3d28fd28134b4b88a8fca8e9d855498d/FLAG765e64d12 [2019-11-16 21:50:06,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1287750e5/3d28fd28134b4b88a8fca8e9d855498d [2019-11-16 21:50:06,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:50:06,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:50:06,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:50:06,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:50:06,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:50:06,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:50:06" (1/1) ... [2019-11-16 21:50:06,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1db473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:06, skipping insertion in model container [2019-11-16 21:50:06,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:50:06" (1/1) ... [2019-11-16 21:50:06,373 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:50:06,549 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:50:09,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:50:09,213 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:50:09,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:50:10,082 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:50:10,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10 WrapperNode [2019-11-16 21:50:10,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:50:10,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:50:10,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:50:10,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:50:10,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:10,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:11,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:50:11,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:50:11,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:50:11,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:50:11,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:11,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:12,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:12,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:12,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:12,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:13,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:10" (1/1) ... [2019-11-16 21:50:14,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:50:14,108 INFO L168 Benchmark]: Toolchain (without parser) took 7769.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.6 MB in the end (delta: 129.2 MB). Peak memory consumption was 394.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:14,109 INFO L168 Benchmark]: CDTParser took 0.60 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. [2019-11-16 21:50:14,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3748.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 786.0 MB in the end (delta: 162.8 MB). Peak memory consumption was 162.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:14,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 1647.77 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 820.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 124.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:14,117 INFO L168 Benchmark]: Boogie Preprocessor took 2363.80 ms. Allocated memory is still 1.0 GB. Free memory was 820.6 MB in the beginning and 819.6 MB in the end (delta: 965.0 kB). Peak memory consumption was 266.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:14,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 3748.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 786.0 MB in the end (delta: 162.8 MB). Peak memory consumption was 162.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1647.77 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 820.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 124.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2363.80 ms. Allocated memory is still 1.0 GB. Free memory was 820.6 MB in the beginning and 819.6 MB in the end (delta: 965.0 kB). Peak memory consumption was 266.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...