./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--rsxx--rsxx.ko.cil.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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-4.0-rc1-mav/linux-4.0-rc1---drivers--block--rsxx--rsxx.ko.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 5fd71e5c8539f48f49c94d5959928b2c37f3a33d --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:42:21,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:42:21,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:42:21,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:42:21,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:42:21,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:42:21,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:42:21,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:42:21,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:42:21,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:42:21,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:42:21,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:42:21,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:42:21,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:42:21,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:42:21,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:42:21,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:42:21,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:42:21,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:42:21,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:42:21,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:42:21,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:42:21,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:42:21,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:42:21,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:42:21,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:42:21,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:42:21,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:42:21,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:42:21,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:42:21,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:42:21,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:42:21,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:42:21,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:42:21,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:42:21,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:42:21,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:42:21,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:42:21,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:42:21,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:42:21,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:42:21,637 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:42:21,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:42:21,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:42:21,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:42:21,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:42:21,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:42:21,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:42:21,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:42:21,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:42:21,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:42:21,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:42:21,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:42:21,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:42:21,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:42:21,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:42:21,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:42:21,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:42:21,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:42:21,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:42:21,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:42:21,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:42:21,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:42:21,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:42:21,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:42:21,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:42:21,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:42:21,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:42:21,714 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 -> 5fd71e5c8539f48f49c94d5959928b2c37f3a33d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:42:22,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:42:22,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:42:22,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:42:22,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:42:22,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:42:22,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--rsxx--rsxx.ko.cil.i [2019-11-20 23:42:22,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de4952736/6bfb93ec79ae43189f71f956ad648b6c/FLAGb631045b0 [2019-11-20 23:42:24,841 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:42:24,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--rsxx--rsxx.ko.cil.i [2019-11-20 23:42:25,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de4952736/6bfb93ec79ae43189f71f956ad648b6c/FLAGb631045b0 [2019-11-20 23:42:25,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de4952736/6bfb93ec79ae43189f71f956ad648b6c [2019-11-20 23:42:25,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:42:25,063 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:42:25,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:42:25,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:42:25,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:42:25,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:25" (1/1) ... [2019-11-20 23:42:25,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5579c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:25, skipping insertion in model container [2019-11-20 23:42:25,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:25" (1/1) ... [2019-11-20 23:42:25,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:42:25,675 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:42:42,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:42:42,183 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:42:44,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:42:48,093 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:42:48,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48 WrapperNode [2019-11-20 23:42:48,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:42:48,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:42:48,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:42:48,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:42:48,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:48,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:52,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:42:52,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:42:52,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:42:52,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:42:52,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:52,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:53,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:53,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:55,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:56,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:56,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:48" (1/1) ... [2019-11-20 23:42:57,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:42:57,025 INFO L168 Benchmark]: Toolchain (without parser) took 31957.22 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 679.2 MB in the end (delta: 265.3 MB). Peak memory consumption was 507.0 MB. Max. memory is 12.5 GB. [2019-11-20 23:42:57,027 INFO L168 Benchmark]: CDTParser took 2.69 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. [2019-11-20 23:42:57,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 23026.34 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 825.6 MB in the end (delta: 118.9 MB). Peak memory consumption was 309.1 MB. Max. memory is 12.5 GB. [2019-11-20 23:42:57,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 4069.17 ms. Allocated memory is still 1.0 GB. Free memory was 825.6 MB in the beginning and 622.0 MB in the end (delta: 203.6 MB). Peak memory consumption was 229.3 MB. Max. memory is 12.5 GB. [2019-11-20 23:42:57,040 INFO L168 Benchmark]: Boogie Preprocessor took 4850.88 ms. Allocated memory is still 1.0 GB. Free memory was 622.0 MB in the beginning and 679.2 MB in the end (delta: -57.2 MB). Peak memory consumption was 184.4 MB. Max. memory is 12.5 GB. [2019-11-20 23:42:57,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 23026.34 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 825.6 MB in the end (delta: 118.9 MB). Peak memory consumption was 309.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4069.17 ms. Allocated memory is still 1.0 GB. Free memory was 825.6 MB in the beginning and 622.0 MB in the end (delta: 203.6 MB). Peak memory consumption was 229.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4850.88 ms. Allocated memory is still 1.0 GB. Free memory was 622.0 MB in the beginning and 679.2 MB in the end (delta: -57.2 MB). Peak memory consumption was 184.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...