./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-cxusb.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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-cxusb.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 743ecf86c256995c5ea11ca57aacf393d116ec7a --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 23:36:46,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:36:46,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:36:46,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:36:46,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:36:46,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:36:46,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:36:46,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:36:46,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:36:46,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:36:46,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:36:46,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:36:46,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:36:46,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:36:46,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:36:46,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:36:46,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:36:46,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:36:46,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:36:46,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:36:46,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:36:46,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:36:46,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:36:46,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:36:46,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:36:46,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:36:46,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:36:46,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:36:46,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:36:46,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:36:46,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:36:46,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:36:46,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:36:46,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:36:46,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:36:46,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:36:46,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:36:46,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:36:46,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:36:46,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:36:46,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:36:46,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:36:46,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:36:46,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:36:46,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:36:46,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:36:46,576 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:36:46,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:36:46,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:36:46,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:36:46,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:36:46,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:36:46,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:36:46,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:36:46,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:36:46,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:36:46,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:36:46,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:36:46,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:36:46,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:36:46,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:36:46,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:36:46,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:36:46,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:36:46,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:36:46,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:36:46,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:36:46,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:36:46,585 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 -> 743ecf86c256995c5ea11ca57aacf393d116ec7a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:36:47,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:36:47,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:36:47,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:36:47,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:36:47,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:36:47,114 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-cxusb.cil.i [2019-11-20 23:36:47,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18feb7c3d/0169562a1bdb4aa3ae16d958475b6450/FLAG5f4168d88 [2019-11-20 23:36:48,668 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:36:48,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-cxusb.cil.i [2019-11-20 23:36:48,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18feb7c3d/0169562a1bdb4aa3ae16d958475b6450/FLAG5f4168d88 [2019-11-20 23:36:48,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18feb7c3d/0169562a1bdb4aa3ae16d958475b6450 [2019-11-20 23:36:48,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:36:48,805 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:36:48,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:36:48,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:36:48,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:36:48,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:36:48" (1/1) ... [2019-11-20 23:36:48,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@420663f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:48, skipping insertion in model container [2019-11-20 23:36:48,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:36:48" (1/1) ... [2019-11-20 23:36:48,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:36:49,166 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:36:55,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:36:55,900 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:36:57,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:36:58,983 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:36:58,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58 WrapperNode [2019-11-20 23:36:58,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:36:58,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:36:58,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:36:58,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:36:59,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:36:59,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:01,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:37:01,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:37:01,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:37:01,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:37:01,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:01,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:02,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:02,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:03,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:04,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:04,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:58" (1/1) ... [2019-11-20 23:37:06,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:37:06,027 INFO L168 Benchmark]: Toolchain (without parser) took 17218.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 622.2 MB in the end (delta: 322.2 MB). Peak memory consumption was 587.5 MB. Max. memory is 12.5 GB. [2019-11-20 23:37:06,032 INFO L168 Benchmark]: CDTParser took 0.40 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 23:37:06,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10174.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 776.3 MB in the end (delta: 168.1 MB). Peak memory consumption was 308.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:37:06,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 2403.05 ms. Allocated memory is still 1.0 GB. Free memory was 776.3 MB in the beginning and 637.6 MB in the end (delta: 138.7 MB). Peak memory consumption was 161.0 MB. Max. memory is 12.5 GB. [2019-11-20 23:37:06,039 INFO L168 Benchmark]: Boogie Preprocessor took 4630.06 ms. Allocated memory is still 1.0 GB. Free memory was 637.6 MB in the beginning and 622.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 280.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:37:06,047 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 10174.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 776.3 MB in the end (delta: 168.1 MB). Peak memory consumption was 308.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2403.05 ms. Allocated memory is still 1.0 GB. Free memory was 776.3 MB in the beginning and 637.6 MB in the end (delta: 138.7 MB). Peak memory consumption was 161.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4630.06 ms. Allocated memory is still 1.0 GB. Free memory was 637.6 MB in the beginning and 622.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 280.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...