./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.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 c1893a24e89e946f6beb8d7a6b8e2b71004fae9a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.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 c1893a24e89e946f6beb8d7a6b8e2b71004fae9a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:12:29,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:12:29,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:12:30,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:12:30,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:12:30,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:12:30,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:12:30,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:12:30,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:12:30,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:12:30,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:12:30,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:12:30,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:12:30,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:12:30,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:12:30,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:12:30,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:12:30,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:12:30,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:12:30,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:12:30,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:12:30,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:12:30,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:12:30,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:12:30,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:12:30,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:12:30,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:12:30,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:12:30,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:12:30,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:12:30,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:12:30,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:12:30,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:12:30,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:12:30,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:12:30,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:12:30,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:12:30,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:12:30,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:12:30,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:12:30,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:12:30,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 11:12:30,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:12:30,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:12:30,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:12:30,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:12:30,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:12:30,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:12:30,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:12:30,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:12:30,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:12:30,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:12:30,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:12:30,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:12:30,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:12:30,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:12:30,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:12:30,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:12:30,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:12:30,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:12:30,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:12:30,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:12:30,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:12:30,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:12:30,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:12:30,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:12:30,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:12:30,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:12:30,211 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 -> c1893a24e89e946f6beb8d7a6b8e2b71004fae9a [2019-11-27 11:12:30,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:12:30,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:12:30,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:12:30,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:12:30,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:12:30,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-11-27 11:12:31,051 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b91f679/4090c71dd6dc43b9a7ba33afbd656337/FLAGff5a7a372 [2019-11-27 11:12:32,898 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:12:32,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-11-27 11:12:33,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b91f679/4090c71dd6dc43b9a7ba33afbd656337/FLAGff5a7a372 [2019-11-27 11:12:33,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b91f679/4090c71dd6dc43b9a7ba33afbd656337 [2019-11-27 11:12:33,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:12:33,068 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:12:33,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:33,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:12:33,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:12:33,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:33" (1/1) ... [2019-11-27 11:12:33,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5711e6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:33, skipping insertion in model container [2019-11-27 11:12:33,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:33" (1/1) ... [2019-11-27 11:12:33,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:12:33,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:12:39,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:12:39,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:12:40,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:12:43,059 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:12:43,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43 WrapperNode [2019-11-27 11:12:43,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:43,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:12:43,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:12:43,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:12:43,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:43,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:51,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:12:51,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:12:51,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:12:51,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:12:51,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:51,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:51,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:51,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:53,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:53,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:54,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:43" (1/1) ... [2019-11-27 11:12:54,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:12:54,507 INFO L168 Benchmark]: Toolchain (without parser) took 21438.21 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 660.7 MB in the end (delta: 289.6 MB). Peak memory consumption was 397.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:54,511 INFO L168 Benchmark]: CDTParser took 0.73 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 11:12:54,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9976.16 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 824.4 MB in the end (delta: 125.8 MB). Peak memory consumption was 270.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:54,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 8101.56 ms. Allocated memory is still 1.0 GB. Free memory was 824.4 MB in the beginning and 629.9 MB in the end (delta: 194.5 MB). Peak memory consumption was 248.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:54,524 INFO L168 Benchmark]: Boogie Preprocessor took 3331.99 ms. Allocated memory is still 1.0 GB. Free memory was 629.9 MB in the beginning and 660.7 MB in the end (delta: -30.8 MB). Peak memory consumption was 77.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:54,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 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 9976.16 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 824.4 MB in the end (delta: 125.8 MB). Peak memory consumption was 270.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 8101.56 ms. Allocated memory is still 1.0 GB. Free memory was 824.4 MB in the beginning and 629.9 MB in the end (delta: 194.5 MB). Peak memory consumption was 248.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3331.99 ms. Allocated memory is still 1.0 GB. Free memory was 629.9 MB in the beginning and 660.7 MB in the end (delta: -30.8 MB). Peak memory consumption was 77.4 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-da95e15 [2019-11-27 11:12:59,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:12:59,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:12:59,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:12:59,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:12:59,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:12:59,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:12:59,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:12:59,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:12:59,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:12:59,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:12:59,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:12:59,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:12:59,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:12:59,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:12:59,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:12:59,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:12:59,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:12:59,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:12:59,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:12:59,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:12:59,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:12:59,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:12:59,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:12:59,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:12:59,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:12:59,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:12:59,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:12:59,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:12:59,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:12:59,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:12:59,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:12:59,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:12:59,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:12:59,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:12:59,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:12:59,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:12:59,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:12:59,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:12:59,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:12:59,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:12:59,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 11:12:59,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:12:59,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:12:59,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:12:59,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:12:59,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:12:59,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:12:59,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:12:59,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:12:59,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:12:59,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:12:59,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:12:59,493 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:12:59,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:12:59,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:12:59,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:12:59,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:12:59,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:12:59,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:12:59,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:12:59,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:12:59,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:12:59,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:12:59,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:12:59,500 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:12:59,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:12:59,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:12:59,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:12:59,503 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 11:12:59,503 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 -> c1893a24e89e946f6beb8d7a6b8e2b71004fae9a [2019-11-27 11:13:00,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:13:00,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:13:00,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:13:00,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:13:00,270 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:13:00,273 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-11-27 11:13:00,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292d08ecd/b04d6ac7e6e343598bb726e240929a7f/FLAG58f2c7250 [2019-11-27 11:13:02,689 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:13:02,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-11-27 11:13:02,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292d08ecd/b04d6ac7e6e343598bb726e240929a7f/FLAG58f2c7250 [2019-11-27 11:13:02,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292d08ecd/b04d6ac7e6e343598bb726e240929a7f [2019-11-27 11:13:02,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:13:02,910 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:13:02,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:13:02,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:13:02,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:13:02,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:13:02" (1/1) ... [2019-11-27 11:13:02,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ad6c7bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:02, skipping insertion in model container [2019-11-27 11:13:02,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:13:02" (1/1) ... [2019-11-27 11:13:02,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:13:03,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:13:10,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:13:10,649 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:13:11,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:13:14,107 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:13:14,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14 WrapperNode [2019-11-27 11:13:14,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:13:14,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:13:14,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:13:14,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:13:14,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:14,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:22,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:13:22,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:13:22,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:13:22,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:13:22,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:22,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:22,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:22,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:24,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:25,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:25,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:13:14" (1/1) ... [2019-11-27 11:13:25,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:13:25,980 INFO L168 Benchmark]: Toolchain (without parser) took 23076.01 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 717.7 MB in the end (delta: 232.5 MB). Peak memory consumption was 433.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:13:25,986 INFO L168 Benchmark]: CDTParser took 0.46 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 11:13:25,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11200.21 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 791.0 MB in the end (delta: 159.2 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:13:25,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 8020.70 ms. Allocated memory is still 1.0 GB. Free memory was 791.0 MB in the beginning and 723.4 MB in the end (delta: 67.6 MB). Peak memory consumption was 216.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:13:25,995 INFO L168 Benchmark]: Boogie Preprocessor took 3842.75 ms. Allocated memory is still 1.0 GB. Free memory was 723.4 MB in the beginning and 717.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 206.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:13:26,012 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 11200.21 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 791.0 MB in the end (delta: 159.2 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 8020.70 ms. Allocated memory is still 1.0 GB. Free memory was 791.0 MB in the beginning and 723.4 MB in the end (delta: 67.6 MB). Peak memory consumption was 216.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3842.75 ms. Allocated memory is still 1.0 GB. Free memory was 723.4 MB in the beginning and 717.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 206.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...