./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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-da95e15 [2019-11-27 10:34:27,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:34:27,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:34:27,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:34:27,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:34:27,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:34:27,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:34:27,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:34:27,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:34:27,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:34:27,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:34:27,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:34:27,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:34:27,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:34:27,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:34:27,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:34:27,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:34:27,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:34:27,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:34:27,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:34:27,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:34:27,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:34:27,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:34:27,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:34:27,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:34:27,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:34:27,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:34:27,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:34:27,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:34:27,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:34:27,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:34:27,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:34:27,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:34:27,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:34:27,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:34:27,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:34:27,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:34:27,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:34:27,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:34:27,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:34:27,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:34:27,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:34:27,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:34:27,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:34:27,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:34:27,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:34:27,478 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:34:27,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:34:27,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:34:27,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:34:27,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:34:27,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:34:27,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:34:27,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:34:27,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:34:27,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:34:27,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:34:27,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:34:27,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:34:27,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:34:27,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:34:27,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:34:27,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:34:27,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:34:27,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:34:27,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:34:27,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:34:27,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:34:27,488 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 [2019-11-27 10:34:27,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:34:27,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:34:27,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:34:27,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:34:27,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:34:27,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-11-27 10:34:28,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283b6dafd/da64568e5e7f4d5794082079d2fad0df/FLAGc393dbf8d [2019-11-27 10:34:29,170 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:34:29,173 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-11-27 10:34:29,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283b6dafd/da64568e5e7f4d5794082079d2fad0df/FLAGc393dbf8d [2019-11-27 10:34:29,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283b6dafd/da64568e5e7f4d5794082079d2fad0df [2019-11-27 10:34:29,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:34:29,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:34:29,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:34:29,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:34:29,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:34:29,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:34:29" (1/1) ... [2019-11-27 10:34:29,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7293104a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:29, skipping insertion in model container [2019-11-27 10:34:29,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:34:29" (1/1) ... [2019-11-27 10:34:29,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:34:29,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:34:31,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:34:31,356 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:34:31,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:34:31,917 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:34:31,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31 WrapperNode [2019-11-27 10:34:31,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:34:31,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:34:31,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:34:31,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:34:31,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:34:32,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:34:32,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:34:32,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:34:32,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:31" (1/1) ... [2019-11-27 10:34:32,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:34:32,307 INFO L168 Benchmark]: Toolchain (without parser) took 2675.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 874.7 MB in the end (delta: 85.5 MB). Peak memory consumption was 85.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:34:32,308 INFO L168 Benchmark]: CDTParser took 0.57 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 10:34:32,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2289.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 886.2 MB in the end (delta: 74.0 MB). Peak memory consumption was 74.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:34:32,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.38 ms. Allocated memory is still 1.0 GB. Free memory was 886.2 MB in the beginning and 880.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:34:32,315 INFO L168 Benchmark]: Boogie Preprocessor took 141.58 ms. Allocated memory is still 1.0 GB. Free memory was 880.5 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. [2019-11-27 10:34:32,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 2289.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 886.2 MB in the end (delta: 74.0 MB). Peak memory consumption was 74.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.38 ms. Allocated memory is still 1.0 GB. Free memory was 886.2 MB in the beginning and 880.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.58 ms. Allocated memory is still 1.0 GB. Free memory was 880.5 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:34:35,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:34:35,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:34:35,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:34:35,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:34:35,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:34:35,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:34:35,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:34:35,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:34:35,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:34:35,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:34:35,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:34:35,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:34:35,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:34:35,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:34:35,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:34:35,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:34:35,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:34:35,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:34:35,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:34:35,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:34:35,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:34:35,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:34:35,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:34:35,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:34:35,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:34:35,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:34:35,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:34:35,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:34:35,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:34:35,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:34:35,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:34:35,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:34:35,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:34:35,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:34:35,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:34:35,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:34:35,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:34:35,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:34:35,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:34:35,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:34:35,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:34:35,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:34:35,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:34:35,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:34:35,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:34:35,219 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:34:35,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:34:35,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:34:35,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:34:35,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:34:35,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:34:35,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:34:35,222 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:34:35,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:34:35,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:34:35,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:34:35,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:34:35,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:34:35,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:34:35,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:34:35,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:34:35,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:34:35,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:34:35,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:34:35,228 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:34:35,228 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:34:35,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:34:35,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:34:35,229 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:34:35,229 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 [2019-11-27 10:34:35,716 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:34:35,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:34:35,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:34:35,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:34:35,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:34:35,744 INFO L428 ainManager$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 [2019-11-27 10:34:35,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d298d6b6f/ee85f853d1bc4a8989dd891661755dd8/FLAG4b451e7a8 [2019-11-27 10:34:36,925 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:34:36,927 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 [2019-11-27 10:34:36,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d298d6b6f/ee85f853d1bc4a8989dd891661755dd8/FLAG4b451e7a8 [2019-11-27 10:34:37,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d298d6b6f/ee85f853d1bc4a8989dd891661755dd8 [2019-11-27 10:34:37,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:34:37,395 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:34:37,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:34:37,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:34:37,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:34:37,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:34:37" (1/1) ... [2019-11-27 10:34:37,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ddf67b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:37, skipping insertion in model container [2019-11-27 10:34:37,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:34:37" (1/1) ... [2019-11-27 10:34:37,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:34:37,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:34:39,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:34:39,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:34:39,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:34:39,800 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:34:39,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39 WrapperNode [2019-11-27 10:34:39,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:34:39,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:34:39,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:34:39,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:34:39,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:39,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:34:40,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:34:40,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:34:40,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:34:40,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:34:39" (1/1) ... [2019-11-27 10:34:40,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:34:40,170 INFO L168 Benchmark]: Toolchain (without parser) took 2774.05 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 867.3 MB in the end (delta: 88.7 MB). Peak memory consumption was 88.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:34:40,174 INFO L168 Benchmark]: CDTParser took 3.92 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 10:34:40,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2401.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 878.7 MB in the end (delta: 77.2 MB). Peak memory consumption was 77.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:34:40,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.42 ms. Allocated memory is still 1.0 GB. Free memory was 878.7 MB in the beginning and 873.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:34:40,180 INFO L168 Benchmark]: Boogie Preprocessor took 145.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.0 MB in the beginning and 867.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:34:40,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.92 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 2401.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 878.7 MB in the end (delta: 77.2 MB). Peak memory consumption was 77.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.42 ms. Allocated memory is still 1.0 GB. Free memory was 878.7 MB in the beginning and 873.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.0 MB in the beginning and 867.3 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...