./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-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.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 e4545bf29ba8e60a7d3ce6af08216c7e7704f427 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-43_2a-drivers--usb--class--cdc-acm.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 e4545bf29ba8e60a7d3ce6af08216c7e7704f427 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:02:17,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:02:17,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:02:17,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:02:17,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:02:17,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:02:17,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:02:17,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:02:17,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:02:17,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:02:17,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:02:17,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:02:17,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:02:17,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:02:17,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:02:17,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:02:17,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:02:17,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:02:17,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:02:17,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:02:17,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:02:17,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:02:17,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:02:17,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:02:17,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:02:17,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:02:17,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:02:17,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:02:17,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:02:17,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:02:17,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:02:17,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:02:17,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:02:17,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:02:17,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:02:17,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:02:17,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:02:17,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:02:17,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:02:17,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:02:17,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:02:17,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-26 00:02:17,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:02:17,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:02:17,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:02:17,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:02:17,589 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:02:17,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:02:17,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:02:17,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:02:17,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:02:17,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:02:17,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:02:17,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:02:17,597 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:02:17,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:02:17,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:02:17,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:02:17,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:02:17,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:02:17,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:02:17,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:02:17,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:02:17,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:02:17,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:02:17,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:02:17,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:02:17,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:02:17,606 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 -> e4545bf29ba8e60a7d3ce6af08216c7e7704f427 [2019-11-26 00:02:18,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:02:18,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:02:18,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:02:18,175 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:02:18,176 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:02:18,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-26 00:02:18,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff04930d/d6fed624b9f442d786959f016fbc1809/FLAGdb3ac2042 [2019-11-26 00:02:20,152 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:02:20,157 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-26 00:02:20,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff04930d/d6fed624b9f442d786959f016fbc1809/FLAGdb3ac2042 [2019-11-26 00:02:20,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff04930d/d6fed624b9f442d786959f016fbc1809 [2019-11-26 00:02:20,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:02:20,316 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:02:20,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:02:20,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:02:20,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:02:20,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:02:20" (1/1) ... [2019-11-26 00:02:20,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af9779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:20, skipping insertion in model container [2019-11-26 00:02:20,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:02:20" (1/1) ... [2019-11-26 00:02:20,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:02:20,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:02:25,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:02:26,189 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:02:27,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:02:28,504 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:02:28,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28 WrapperNode [2019-11-26 00:02:28,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:02:28,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:02:28,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:02:28,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:02:28,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:28,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:29,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:02:29,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:02:29,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:02:29,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:02:29,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:29,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:29,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:29,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:30,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:30,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:30,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:28" (1/1) ... [2019-11-26 00:02:30,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:02:30,644 INFO L168 Benchmark]: Toolchain (without parser) took 10324.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.4 MB in the end (delta: 173.4 MB). Peak memory consumption was 173.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:30,647 INFO L168 Benchmark]: CDTParser took 0.91 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. [2019-11-26 00:02:30,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8189.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 942.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 267.9 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:30,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 1000.62 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 868.6 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:30,660 INFO L168 Benchmark]: Boogie Preprocessor took 1125.62 ms. Allocated memory is still 1.0 GB. Free memory was 868.6 MB in the beginning and 775.4 MB in the end (delta: 93.2 MB). Peak memory consumption was 93.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:30,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 8189.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 942.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 267.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1000.62 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 868.6 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1125.62 ms. Allocated memory is still 1.0 GB. Free memory was 868.6 MB in the beginning and 775.4 MB in the end (delta: 93.2 MB). Peak memory consumption was 93.2 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 0.1.24-65d6cd2 [2019-11-26 00:02:34,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:02:34,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:02:34,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:02:34,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:02:34,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:02:34,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:02:34,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:02:34,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:02:34,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:02:34,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:02:34,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:02:34,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:02:34,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:02:34,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:02:34,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:02:34,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:02:34,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:02:34,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:02:34,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:02:34,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:02:34,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:02:34,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:02:34,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:02:35,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:02:35,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:02:35,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:02:35,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:02:35,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:02:35,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:02:35,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:02:35,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:02:35,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:02:35,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:02:35,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:02:35,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:02:35,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:02:35,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:02:35,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:02:35,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:02:35,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:02:35,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-26 00:02:35,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:02:35,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:02:35,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:02:35,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:02:35,111 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:02:35,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:02:35,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:02:35,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:02:35,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:02:35,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:02:35,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:02:35,118 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:02:35,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:02:35,119 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:02:35,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:02:35,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:02:35,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:02:35,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:02:35,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:02:35,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:02:35,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:02:35,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:02:35,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:02:35,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:02:35,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:02:35,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:02:35,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:02:35,129 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-26 00:02:35,129 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 -> e4545bf29ba8e60a7d3ce6af08216c7e7704f427 [2019-11-26 00:02:35,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:02:35,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:02:35,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:02:35,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:02:35,804 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:02:35,805 INFO L428 ainManager$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-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-26 00:02:35,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03031e1d7/2126b34b9b194936a87f4782dbcfcb57/FLAG21995bf39 [2019-11-26 00:02:37,664 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:02:37,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-26 00:02:37,779 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03031e1d7/2126b34b9b194936a87f4782dbcfcb57/FLAG21995bf39 [2019-11-26 00:02:37,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03031e1d7/2126b34b9b194936a87f4782dbcfcb57 [2019-11-26 00:02:37,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:02:37,829 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:02:37,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:02:37,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:02:37,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:02:37,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:02:37" (1/1) ... [2019-11-26 00:02:37,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e35fec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:37, skipping insertion in model container [2019-11-26 00:02:37,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:02:37" (1/1) ... [2019-11-26 00:02:37,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:02:38,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:02:42,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:02:42,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:02:43,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:02:45,332 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:02:45,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45 WrapperNode [2019-11-26 00:02:45,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:02:45,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:02:45,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:02:45,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:02:45,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:45,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:46,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:02:46,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:02:46,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:02:46,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:02:46,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:46,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:46,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:46,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:47,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:47,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:47,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:45" (1/1) ... [2019-11-26 00:02:47,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:02:47,494 INFO L168 Benchmark]: Toolchain (without parser) took 9660.36 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 742.9 MB in the end (delta: 213.1 MB). Peak memory consumption was 213.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:47,500 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-26 00:02:47,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7504.38 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 908.2 MB in the end (delta: 47.8 MB). Peak memory consumption was 275.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:47,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 1028.91 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 835.6 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:47,507 INFO L168 Benchmark]: Boogie Preprocessor took 1117.66 ms. Allocated memory is still 1.0 GB. Free memory was 835.6 MB in the beginning and 742.9 MB in the end (delta: 92.7 MB). Peak memory consumption was 92.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:02:47,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 7504.38 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 908.2 MB in the end (delta: 47.8 MB). Peak memory consumption was 275.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1028.91 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 835.6 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1117.66 ms. Allocated memory is still 1.0 GB. Free memory was 835.6 MB in the beginning and 742.9 MB in the end (delta: 92.7 MB). Peak memory consumption was 92.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...