./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 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-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 9c1cb77166a4e1ec721ffef90dbe100c12d626c5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 9c1cb77166a4e1ec721ffef90dbe100c12d626c5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:17:09,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:17:09,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:17:09,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:17:09,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:17:09,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:17:09,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:17:09,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:17:09,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:17:09,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:17:09,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:17:09,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:17:09,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:17:09,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:17:09,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:17:09,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:17:09,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:17:09,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:17:09,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:17:09,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:17:09,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:17:09,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:17:09,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:17:09,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:17:09,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:17:09,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:17:09,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:17:09,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:17:09,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:17:09,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:17:09,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:17:09,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:17:09,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:17:09,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:17:09,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:17:09,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:17:09,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:17:09,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:17:09,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:17:09,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:17:09,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:17:09,241 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-26 00:17:09,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:17:09,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:17:09,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:17:09,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:17:09,289 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:17:09,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:17:09,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:17:09,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:17:09,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:17:09,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:17:09,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:17:09,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:17:09,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:17:09,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:17:09,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:17:09,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:17:09,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:17:09,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:17:09,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:17:09,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:17:09,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:17:09,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:17:09,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:17:09,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:17:09,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:17:09,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:17:09,303 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 -> 9c1cb77166a4e1ec721ffef90dbe100c12d626c5 [2019-11-26 00:17:09,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:17:09,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:17:09,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:17:09,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:17:09,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:17:09,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-11-26 00:17:10,104 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6172fced/2807704b2a1b40a090b8f5d4f46b5219/FLAG4e5839b8f [2019-11-26 00:17:12,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:17:12,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-11-26 00:17:12,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6172fced/2807704b2a1b40a090b8f5d4f46b5219/FLAG4e5839b8f [2019-11-26 00:17:12,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6172fced/2807704b2a1b40a090b8f5d4f46b5219 [2019-11-26 00:17:12,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:17:12,309 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:17:12,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:17:12,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:17:12,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:17:12,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:12" (1/1) ... [2019-11-26 00:17:12,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa8b733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:12, skipping insertion in model container [2019-11-26 00:17:12,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:12" (1/1) ... [2019-11-26 00:17:12,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:17:12,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:17:19,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:17:19,500 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:17:20,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:17:22,698 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:17:22,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22 WrapperNode [2019-11-26 00:17:22,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:17:22,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:17:22,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:17:22,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:17:22,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:22,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:30,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:17:30,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:17:30,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:17:30,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:17:30,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:30,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:31,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:31,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:33,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:33,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:34,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:22" (1/1) ... [2019-11-26 00:17:34,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:17:34,641 INFO L168 Benchmark]: Toolchain (without parser) took 22328.50 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 726.8 MB in the end (delta: 222.0 MB). Peak memory consumption was 441.3 MB. Max. memory is 12.5 GB. [2019-11-26 00:17:34,642 INFO L168 Benchmark]: CDTParser took 0.64 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. [2019-11-26 00:17:34,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10391.63 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 824.3 MB in the end (delta: 124.5 MB). Peak memory consumption was 269.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:17:34,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 8206.42 ms. Allocated memory is still 1.0 GB. Free memory was 824.3 MB in the beginning and 732.7 MB in the end (delta: 91.6 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. [2019-11-26 00:17:34,653 INFO L168 Benchmark]: Boogie Preprocessor took 3722.30 ms. Allocated memory is still 1.0 GB. Free memory was 732.7 MB in the beginning and 726.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 225.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:17:34,664 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 10391.63 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 824.3 MB in the end (delta: 124.5 MB). Peak memory consumption was 269.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 8206.42 ms. Allocated memory is still 1.0 GB. Free memory was 824.3 MB in the beginning and 732.7 MB in the end (delta: 91.6 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3722.30 ms. Allocated memory is still 1.0 GB. Free memory was 732.7 MB in the beginning and 726.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 225.1 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 [2019-11-26 00:17:39,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:17:39,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:17:39,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:17:39,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:17:39,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:17:39,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:17:39,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:17:39,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:17:39,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:17:39,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:17:39,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:17:39,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:17:39,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:17:39,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:17:39,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:17:39,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:17:39,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:17:39,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:17:39,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:17:39,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:17:39,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:17:39,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:17:39,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:17:39,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:17:39,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:17:39,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:17:39,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:17:39,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:17:39,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:17:39,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:17:39,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:17:39,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:17:39,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:17:39,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:17:39,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:17:39,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:17:39,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:17:39,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:17:39,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:17:39,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:17:39,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-26 00:17:39,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:17:39,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:17:39,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:17:39,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:17:39,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:17:39,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:17:39,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:17:39,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:17:39,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:17:39,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:17:39,312 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:17:39,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:17:39,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:17:39,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:17:39,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:17:39,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:17:39,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:17:39,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:17:39,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:17:39,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:17:39,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:17:39,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:17:39,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:17:39,325 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:17:39,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:17:39,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:17:39,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:17:39,328 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-26 00:17:39,329 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 -> 9c1cb77166a4e1ec721ffef90dbe100c12d626c5 [2019-11-26 00:17:40,061 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:17:40,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:17:40,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:17:40,108 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:17:40,112 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:17:40,115 INFO L428 ainManager$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 [2019-11-26 00:17:40,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24ce4a5a4/f483402e9d244295b76e88f6973b02f9/FLAG322174b95 [2019-11-26 00:17:42,265 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:17:42,270 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 [2019-11-26 00:17:42,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24ce4a5a4/f483402e9d244295b76e88f6973b02f9/FLAG322174b95 [2019-11-26 00:17:42,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24ce4a5a4/f483402e9d244295b76e88f6973b02f9 [2019-11-26 00:17:42,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:17:42,437 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:17:42,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:17:42,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:17:42,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:17:42,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:42" (1/1) ... [2019-11-26 00:17:42,462 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 26.11 12:17:42, skipping insertion in model container [2019-11-26 00:17:42,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:42" (1/1) ... [2019-11-26 00:17:42,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:17:42,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:17:49,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:17:49,246 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:17:50,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:17:52,377 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:17:52,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52 WrapperNode [2019-11-26 00:17:52,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:17:52,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:17:52,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:17:52,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:17:52,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:17:52,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:01,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:18:01,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:18:01,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:18:01,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:18:01,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:01,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:01,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:01,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:04,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:04,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:04,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:52" (1/1) ... [2019-11-26 00:18:05,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:18:05,216 INFO L168 Benchmark]: Toolchain (without parser) took 22772.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 694.8 MB in the end (delta: 261.2 MB). Peak memory consumption was 423.3 MB. Max. memory is 12.5 GB. [2019-11-26 00:18:05,218 INFO L168 Benchmark]: CDTParser took 3.25 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. [2019-11-26 00:18:05,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9941.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 783.6 MB in the end (delta: 172.3 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:18:05,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 9073.30 ms. Allocated memory is still 1.0 GB. Free memory was 783.6 MB in the beginning and 687.9 MB in the end (delta: 95.7 MB). Peak memory consumption was 207.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:18:05,229 INFO L168 Benchmark]: Boogie Preprocessor took 3749.55 ms. Allocated memory is still 1.0 GB. Free memory was 687.9 MB in the beginning and 694.8 MB in the end (delta: -6.8 MB). Peak memory consumption was 155.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:18:05,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.25 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 9941.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 783.6 MB in the end (delta: 172.3 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 9073.30 ms. Allocated memory is still 1.0 GB. Free memory was 783.6 MB in the beginning and 687.9 MB in the end (delta: 95.7 MB). Peak memory consumption was 207.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3749.55 ms. Allocated memory is still 1.0 GB. Free memory was 687.9 MB in the beginning and 694.8 MB in the end (delta: -6.8 MB). Peak memory consumption was 155.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...