./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.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 9393f50b0ff532c6e08d156c994b2b8cbc54f385 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.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 9393f50b0ff532c6e08d156c994b2b8cbc54f385 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:10:48,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:10:48,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:10:48,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:10:48,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:10:48,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:10:48,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:10:48,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:10:48,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:10:48,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:10:48,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:10:48,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:10:48,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:10:48,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:10:48,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:10:48,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:10:48,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:10:48,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:10:48,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:10:48,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:10:48,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:10:48,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:10:48,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:10:48,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:10:48,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:10:48,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:10:48,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:10:48,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:10:48,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:10:48,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:10:48,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:10:48,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:10:48,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:10:48,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:10:48,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:10:48,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:10:48,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:10:48,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:10:48,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:10:48,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:10:48,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:10:48,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:10:48,550 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:10:48,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:10:48,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:10:48,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:10:48,560 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:10:48,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:10:48,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:10:48,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:10:48,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:10:48,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:10:48,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:10:48,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:10:48,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:10:48,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:10:48,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:10:48,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:10:48,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:10:48,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:10:48,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:10:48,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:10:48,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:10:48,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:10:48,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:10:48,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:10:48,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:10:48,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:10:48,573 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 -> 9393f50b0ff532c6e08d156c994b2b8cbc54f385 [2019-11-27 17:10:49,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:10:49,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:10:49,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:10:49,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:10:49,193 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:10:49,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 17:10:49,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc1658048/ca9ca2dd7a4b4c668c1dd9ab88366d59/FLAG35f3962c7 [2019-11-27 17:10:51,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:10:51,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 17:10:51,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc1658048/ca9ca2dd7a4b4c668c1dd9ab88366d59/FLAG35f3962c7 [2019-11-27 17:10:51,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc1658048/ca9ca2dd7a4b4c668c1dd9ab88366d59 [2019-11-27 17:10:51,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:10:51,486 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:10:51,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:10:51,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:10:51,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:10:51,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:10:51" (1/1) ... [2019-11-27 17:10:51,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24791e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:10:51, skipping insertion in model container [2019-11-27 17:10:51,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:10:51" (1/1) ... [2019-11-27 17:10:51,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:10:51,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:10:58,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:10:58,762 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:11:00,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:02,012 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:11:02,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02 WrapperNode [2019-11-27 17:11:02,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:02,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:02,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:11:02,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:11:02,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:02,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:03,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:03,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:11:03,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:11:03,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:11:03,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:03,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:03,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:03,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:04,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:04,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:04,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:04,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:11:04,831 INFO L168 Benchmark]: Toolchain (without parser) took 13342.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 850.2 MB in the end (delta: 100.1 MB). Peak memory consumption was 309.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:04,835 INFO L168 Benchmark]: CDTParser took 2.02 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. [2019-11-27 17:11:04,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10526.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 768.8 MB in the end (delta: 181.4 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:04,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 1147.81 ms. Allocated memory is still 1.0 GB. Free memory was 768.8 MB in the beginning and 691.5 MB in the end (delta: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:04,849 INFO L168 Benchmark]: Boogie Preprocessor took 1658.68 ms. Allocated memory is still 1.0 GB. Free memory was 691.5 MB in the beginning and 850.2 MB in the end (delta: -158.6 MB). Peak memory consumption was 50.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:04,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 10526.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 768.8 MB in the end (delta: 181.4 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1147.81 ms. Allocated memory is still 1.0 GB. Free memory was 768.8 MB in the beginning and 691.5 MB in the end (delta: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1658.68 ms. Allocated memory is still 1.0 GB. Free memory was 691.5 MB in the beginning and 850.2 MB in the end (delta: -158.6 MB). Peak memory consumption was 50.7 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 0.1.24-509859d [2019-11-27 17:11:09,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:11:09,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:11:09,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:11:09,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:11:09,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:11:09,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:11:09,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:11:09,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:11:09,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:11:09,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:11:09,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:11:09,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:11:09,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:11:09,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:11:09,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:11:09,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:11:09,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:11:09,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:11:09,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:11:09,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:11:09,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:11:09,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:11:09,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:11:09,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:11:09,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:11:09,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:11:09,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:11:09,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:11:09,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:11:09,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:11:09,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:11:09,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:11:09,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:11:09,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:11:09,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:11:09,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:11:09,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:11:09,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:11:09,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:11:09,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:11:09,408 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:11:09,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:11:09,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:11:09,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:11:09,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:11:09,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:11:09,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:11:09,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:11:09,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:11:09,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:11:09,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:11:09,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:11:09,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:11:09,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:11:09,474 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:11:09,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:11:09,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:11:09,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:11:09,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:11:09,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:11:09,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:11:09,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:11:09,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:11:09,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:11:09,480 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:11:09,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:11:09,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:11:09,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:11:09,481 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:11:09,482 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 -> 9393f50b0ff532c6e08d156c994b2b8cbc54f385 [2019-11-27 17:11:10,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:11:10,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:11:10,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:11:10,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:11:10,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:11:10,152 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 17:11:10,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0beb6bea/82af9bddcd8f442caf314c3ef8f35a1e/FLAGfb611b5ed [2019-11-27 17:11:12,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:11:12,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 17:11:12,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0beb6bea/82af9bddcd8f442caf314c3ef8f35a1e/FLAGfb611b5ed [2019-11-27 17:11:12,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0beb6bea/82af9bddcd8f442caf314c3ef8f35a1e [2019-11-27 17:11:12,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:11:12,611 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:11:12,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:12,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:11:12,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:11:12,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:12" (1/1) ... [2019-11-27 17:11:12,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bd091d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:12, skipping insertion in model container [2019-11-27 17:11:12,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:12" (1/1) ... [2019-11-27 17:11:12,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:11:13,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:11:19,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:19,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:11:21,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:23,528 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:11:23,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23 WrapperNode [2019-11-27 17:11:23,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:23,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:23,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:11:23,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:11:23,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:23,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:25,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:25,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:11:25,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:11:25,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:11:25,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:25,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:25,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:25,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:26,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:26,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:26,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:23" (1/1) ... [2019-11-27 17:11:26,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:11:26,843 INFO L168 Benchmark]: Toolchain (without parser) took 14227.42 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 806.3 MB in the end (delta: 149.6 MB). Peak memory consumption was 149.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:26,845 INFO L168 Benchmark]: CDTParser took 2.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:11:26,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10918.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 721.2 MB in the end (delta: 234.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:26,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 1812.27 ms. Allocated memory is still 1.0 GB. Free memory was 721.2 MB in the beginning and 896.5 MB in the end (delta: -175.3 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:26,849 INFO L168 Benchmark]: Boogie Preprocessor took 1488.61 ms. Allocated memory is still 1.0 GB. Free memory was 896.5 MB in the beginning and 806.3 MB in the end (delta: 90.2 MB). Peak memory consumption was 90.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:26,867 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 10918.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 721.2 MB in the end (delta: 234.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1812.27 ms. Allocated memory is still 1.0 GB. Free memory was 721.2 MB in the beginning and 896.5 MB in the end (delta: -175.3 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1488.61 ms. Allocated memory is still 1.0 GB. Free memory was 896.5 MB in the beginning and 806.3 MB in the end (delta: 90.2 MB). Peak memory consumption was 90.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...