./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.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 30a9e7e26162af290efc64dd9b36128ce0398852 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.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 30a9e7e26162af290efc64dd9b36128ce0398852 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:25:16,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:25:16,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:25:16,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:25:16,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:25:16,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:25:16,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:25:16,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:25:16,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:25:16,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:25:16,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:25:17,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:25:17,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:25:17,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:25:17,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:25:17,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:25:17,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:25:17,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:25:17,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:25:17,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:25:17,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:25:17,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:25:17,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:25:17,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:25:17,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:25:17,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:25:17,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:25:17,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:25:17,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:25:17,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:25:17,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:25:17,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:25:17,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:25:17,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:25:17,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:25:17,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:25:17,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:25:17,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:25:17,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:25:17,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:25:17,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:25:17,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:25:17,094 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:25:17,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:25:17,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:25:17,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:25:17,101 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:25:17,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:25:17,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:25:17,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:25:17,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:25:17,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:25:17,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:25:17,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:25:17,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:25:17,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:25:17,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:25:17,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:25:17,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:25:17,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:25:17,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:25:17,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:25:17,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:25:17,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:25:17,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:25:17,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:25:17,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:25:17,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:25:17,112 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 -> 30a9e7e26162af290efc64dd9b36128ce0398852 [2019-11-27 17:25:17,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:25:17,600 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:25:17,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:25:17,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:25:17,609 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:25:17,610 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2019-11-27 17:25:17,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388794ed0/1fb0101c65614581b67a01a970cab1fd/FLAG7135e9d8f [2019-11-27 17:25:19,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:25:19,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2019-11-27 17:25:19,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388794ed0/1fb0101c65614581b67a01a970cab1fd/FLAG7135e9d8f [2019-11-27 17:25:19,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388794ed0/1fb0101c65614581b67a01a970cab1fd [2019-11-27 17:25:19,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:25:19,784 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:25:19,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:25:19,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:25:19,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:25:19,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:25:19" (1/1) ... [2019-11-27 17:25:19,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a4f693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:19, skipping insertion in model container [2019-11-27 17:25:19,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:25:19" (1/1) ... [2019-11-27 17:25:19,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:25:20,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:25:30,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:25:30,548 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:25:31,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:25:33,998 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:25:34,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33 WrapperNode [2019-11-27 17:25:34,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:25:34,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:25:34,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:25:34,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:25:34,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:34,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:37,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:25:37,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:25:37,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:25:37,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:25:37,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:37,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:37,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:37,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:39,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:40,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:40,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:33" (1/1) ... [2019-11-27 17:25:40,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:25:40,798 INFO L168 Benchmark]: Toolchain (without parser) took 21009.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 574.5 MB in the end (delta: 370.0 MB). Peak memory consumption was 557.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:25:40,799 INFO L168 Benchmark]: CDTParser took 2.23 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. [2019-11-27 17:25:40,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14211.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 737.6 MB in the end (delta: 206.9 MB). Peak memory consumption was 332.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:25:40,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 3237.06 ms. Allocated memory is still 1.0 GB. Free memory was 737.6 MB in the beginning and 744.5 MB in the end (delta: -6.8 MB). Peak memory consumption was 233.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:25:40,811 INFO L168 Benchmark]: Boogie Preprocessor took 3550.77 ms. Allocated memory is still 1.0 GB. Free memory was 744.5 MB in the beginning and 574.5 MB in the end (delta: 169.9 MB). Peak memory consumption was 357.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:25:40,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 14211.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 737.6 MB in the end (delta: 206.9 MB). Peak memory consumption was 332.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3237.06 ms. Allocated memory is still 1.0 GB. Free memory was 737.6 MB in the beginning and 744.5 MB in the end (delta: -6.8 MB). Peak memory consumption was 233.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3550.77 ms. Allocated memory is still 1.0 GB. Free memory was 744.5 MB in the beginning and 574.5 MB in the end (delta: 169.9 MB). Peak memory consumption was 357.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:25:43,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:25:43,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:25:43,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:25:43,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:25:43,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:25:43,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:25:43,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:25:43,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:25:43,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:25:43,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:25:43,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:25:43,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:25:43,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:25:43,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:25:43,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:25:43,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:25:43,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:25:43,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:25:43,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:25:43,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:25:43,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:25:43,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:25:43,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:25:43,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:25:43,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:25:43,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:25:43,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:25:43,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:25:43,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:25:43,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:25:43,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:25:43,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:25:43,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:25:43,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:25:43,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:25:43,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:25:43,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:25:43,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:25:43,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:25:43,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:25:43,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:25:43,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:25:43,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:25:43,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:25:43,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:25:43,818 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:25:43,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:25:43,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:25:43,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:25:43,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:25:43,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:25:43,822 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:25:43,823 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:25:43,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:25:43,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:25:43,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:25:43,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:25:43,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:25:43,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:25:43,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:25:43,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:25:43,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:25:43,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:25:43,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:25:43,827 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:25:43,827 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:25:43,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:25:43,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:25:43,829 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:25:43,829 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 -> 30a9e7e26162af290efc64dd9b36128ce0398852 [2019-11-27 17:25:44,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:25:44,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:25:44,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:25:44,338 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:25:44,341 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:25:44,342 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2019-11-27 17:25:44,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfac3eaeb/65a5eae138b847ae86fc19ae664f3216/FLAG370d15302 [2019-11-27 17:25:45,988 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:25:45,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2019-11-27 17:25:46,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfac3eaeb/65a5eae138b847ae86fc19ae664f3216/FLAG370d15302 [2019-11-27 17:25:46,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfac3eaeb/65a5eae138b847ae86fc19ae664f3216 [2019-11-27 17:25:46,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:25:46,527 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:25:46,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:25:46,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:25:46,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:25:46,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:25:46" (1/1) ... [2019-11-27 17:25:46,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63872641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:46, skipping insertion in model container [2019-11-27 17:25:46,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:25:46" (1/1) ... [2019-11-27 17:25:46,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:25:46,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:25:56,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:25:56,334 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:25:57,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:26:00,192 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:26:00,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00 WrapperNode [2019-11-27 17:26:00,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:26:00,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:26:00,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:26:00,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:26:00,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:00,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:02,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:26:02,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:26:02,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:26:02,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:26:02,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:02,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:03,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:03,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:05,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:05,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:06,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:00" (1/1) ... [2019-11-27 17:26:06,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:26:06,710 INFO L168 Benchmark]: Toolchain (without parser) took 20179.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 607.1 MB in the end (delta: 335.9 MB). Peak memory consumption was 548.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:06,713 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-27 17:26:06,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13660.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 715.8 MB in the end (delta: 227.2 MB). Peak memory consumption was 330.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:06,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 2689.43 ms. Allocated memory is still 1.0 GB. Free memory was 715.8 MB in the beginning and 778.7 MB in the end (delta: -62.9 MB). Peak memory consumption was 205.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:06,721 INFO L168 Benchmark]: Boogie Preprocessor took 3819.96 ms. Allocated memory is still 1.0 GB. Free memory was 778.7 MB in the beginning and 607.1 MB in the end (delta: 171.6 MB). Peak memory consumption was 383.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:06,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 13660.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 715.8 MB in the end (delta: 227.2 MB). Peak memory consumption was 330.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2689.43 ms. Allocated memory is still 1.0 GB. Free memory was 715.8 MB in the beginning and 778.7 MB in the end (delta: -62.9 MB). Peak memory consumption was 205.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3819.96 ms. Allocated memory is still 1.0 GB. Free memory was 778.7 MB in the beginning and 607.1 MB in the end (delta: 171.6 MB). Peak memory consumption was 383.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...