./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.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-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.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 4c93cb68d7efd5264db4877f0cef6da4a9a585eb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.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 4c93cb68d7efd5264db4877f0cef6da4a9a585eb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:38:55,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:38:55,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:38:55,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:38:55,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:38:55,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:38:55,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:38:55,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:38:55,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:38:55,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:38:55,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:38:55,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:38:55,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:38:55,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:38:55,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:38:55,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:38:55,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:38:55,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:38:55,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:38:55,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:38:55,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:38:55,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:38:55,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:38:55,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:38:55,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:38:55,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:38:55,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:38:55,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:38:55,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:38:55,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:38:55,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:38:55,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:38:55,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:38:55,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:38:55,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:38:55,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:38:55,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:38:55,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:38:55,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:38:55,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:38:55,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:38:55,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:38:55,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:38:55,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:38:55,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:38:55,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:38:55,937 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:38:55,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:38:55,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:38:55,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:38:55,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:38:55,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:38:55,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:38:55,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:38:55,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:38:55,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:38:55,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:38:55,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:38:55,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:38:55,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:38:55,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:38:55,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:38:55,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:38:55,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:38:55,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:38:55,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:38:55,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:38:55,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:38:55,951 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 -> 4c93cb68d7efd5264db4877f0cef6da4a9a585eb [2019-11-25 23:38:56,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:38:56,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:38:56,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:38:56,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:38:56,516 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:38:56,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-11-25 23:38:56,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6950be9e5/acaae4be4bee473ca9b55eec8fc7d545/FLAG4e03e6894 [2019-11-25 23:38:58,262 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:38:58,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-11-25 23:38:58,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6950be9e5/acaae4be4bee473ca9b55eec8fc7d545/FLAG4e03e6894 [2019-11-25 23:38:58,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6950be9e5/acaae4be4bee473ca9b55eec8fc7d545 [2019-11-25 23:38:58,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:38:58,397 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:38:58,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:38:58,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:38:58,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:38:58,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:38:58" (1/1) ... [2019-11-25 23:38:58,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560dc4a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:38:58, skipping insertion in model container [2019-11-25 23:38:58,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:38:58" (1/1) ... [2019-11-25 23:38:58,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:38:58,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:39:01,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:01,052 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:39:01,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:01,947 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:39:01,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01 WrapperNode [2019-11-25 23:39:01,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:39:01,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:01,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:39:01,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:39:01,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:02,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:39:02,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:39:02,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:39:02,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:01" (1/1) ... [2019-11-25 23:39:02,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:39:02,483 INFO L168 Benchmark]: Toolchain (without parser) took 4081.74 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 880.4 MB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:02,490 INFO L168 Benchmark]: CDTParser took 0.71 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. [2019-11-25 23:39:02,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3542.18 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 886.1 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:02,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.19 ms. Allocated memory is still 1.0 GB. Free memory was 886.1 MB in the beginning and 880.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:02,503 INFO L168 Benchmark]: Boogie Preprocessor took 194.95 ms. Allocated memory is still 1.0 GB. Free memory is still 880.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:39:02,508 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 3542.18 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 886.1 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 331.19 ms. Allocated memory is still 1.0 GB. Free memory was 886.1 MB in the beginning and 880.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.95 ms. Allocated memory is still 1.0 GB. Free memory is still 880.4 MB. There was no memory consumed. 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 [2019-11-25 23:39:06,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:39:06,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:39:06,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:39:06,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:39:06,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:39:06,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:39:06,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:39:06,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:39:06,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:39:06,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:39:06,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:39:06,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:39:06,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:39:06,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:39:06,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:39:06,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:39:06,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:39:06,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:39:06,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:39:06,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:39:06,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:39:06,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:39:06,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:39:06,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:39:06,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:39:06,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:39:06,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:39:06,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:39:06,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:39:06,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:39:06,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:39:06,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:39:06,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:39:06,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:39:06,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:39:06,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:39:06,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:39:06,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:39:06,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:39:06,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:39:06,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:39:06,689 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:39:06,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:39:06,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:39:06,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:39:06,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:39:06,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:39:06,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:39:06,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:39:06,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:39:06,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:39:06,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:39:06,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:39:06,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:39:06,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:39:06,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:39:06,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:39:06,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:39:06,708 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:39:06,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:39:06,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:39:06,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:39:06,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:39:06,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:39:06,710 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:39:06,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:39:06,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:39:06,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:39:06,714 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:39:06,714 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 -> 4c93cb68d7efd5264db4877f0cef6da4a9a585eb [2019-11-25 23:39:07,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:39:07,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:39:07,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:39:07,334 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:39:07,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:39:07,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-11-25 23:39:07,502 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d08d0e9cd/9222da20062e4466920808f24b707cd5/FLAGbc1ac0dd3 [2019-11-25 23:39:09,163 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:39:09,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-11-25 23:39:09,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d08d0e9cd/9222da20062e4466920808f24b707cd5/FLAGbc1ac0dd3 [2019-11-25 23:39:09,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d08d0e9cd/9222da20062e4466920808f24b707cd5 [2019-11-25 23:39:09,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:39:09,306 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:39:09,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:39:09,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:39:09,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:39:09,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:39:09" (1/1) ... [2019-11-25 23:39:09,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3c7120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:09, skipping insertion in model container [2019-11-25 23:39:09,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:39:09" (1/1) ... [2019-11-25 23:39:09,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:39:09,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:39:12,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:12,336 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:39:12,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:13,196 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:39:13,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13 WrapperNode [2019-11-25 23:39:13,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:39:13,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:13,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:39:13,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:39:13,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:13,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:39:13,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:39:13,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:39:13,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:13" (1/1) ... [2019-11-25 23:39:13,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:39:13,725 INFO L168 Benchmark]: Toolchain (without parser) took 4418.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 869.0 MB in the end (delta: 87.0 MB). Peak memory consumption was 87.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,730 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 23:39:13,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3887.40 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 880.4 MB in the end (delta: 75.5 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 304.53 ms. Allocated memory is still 1.0 GB. Free memory was 880.4 MB in the beginning and 874.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,740 INFO L168 Benchmark]: Boogie Preprocessor took 214.81 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 869.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3887.40 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 880.4 MB in the end (delta: 75.5 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 304.53 ms. Allocated memory is still 1.0 GB. Free memory was 880.4 MB in the beginning and 874.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.81 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 869.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...