./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-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-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 069b0b39b5e285020d2854574b9a0fd3229ba36d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-32_7a-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 069b0b39b5e285020d2854574b9a0fd3229ba36d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:52:47,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:52:47,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:52:47,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:52:47,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:52:47,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:52:47,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:52:47,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:52:47,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:52:47,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:52:47,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:52:47,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:52:47,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:52:47,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:52:47,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:52:47,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:52:47,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:52:47,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:52:47,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:52:47,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:52:47,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:52:47,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:52:47,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:52:47,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:52:47,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:52:47,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:52:47,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:52:47,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:52:47,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:52:47,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:52:47,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:52:47,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:52:47,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:52:47,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:52:47,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:52:47,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:52:47,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:52:47,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:52:47,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:52:47,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:52:47,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:52:47,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:52:47,264 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:52:47,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:52:47,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:52:47,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:52:47,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:52:47,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:52:47,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:52:47,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:52:47,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:52:47,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:52:47,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:52:47,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:52:47,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:52:47,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:52:47,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:52:47,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:52:47,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:52:47,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:52:47,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:52:47,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:52:47,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:52:47,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:52:47,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:52:47,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:52:47,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:52:47,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:52:47,291 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 -> 069b0b39b5e285020d2854574b9a0fd3229ba36d [2019-11-27 10:52:47,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:52:47,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:52:47,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:52:47,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:52:47,934 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:52:47,935 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:52:48,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ff1d35a/34e682c4d20c4ce480d1f8878c8cab3b/FLAG349596df3 [2019-11-27 10:52:50,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:52:50,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:52:50,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ff1d35a/34e682c4d20c4ce480d1f8878c8cab3b/FLAG349596df3 [2019-11-27 10:52:50,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ff1d35a/34e682c4d20c4ce480d1f8878c8cab3b [2019-11-27 10:52:50,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:52:50,303 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:52:50,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:52:50,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:52:50,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:52:50,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:52:50" (1/1) ... [2019-11-27 10:52:50,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339275c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:52:50, skipping insertion in model container [2019-11-27 10:52:50,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:52:50" (1/1) ... [2019-11-27 10:52:50,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:52:50,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:52:58,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:52:58,772 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:53:00,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:53:02,424 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:53:02,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02 WrapperNode [2019-11-27 10:53:02,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:53:02,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:53:02,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:53:02,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:53:02,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:02,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:03,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:53:03,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:53:03,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:53:03,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:53:03,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:03,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:03,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:03,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:04,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:04,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:04,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:02" (1/1) ... [2019-11-27 10:53:04,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:53:04,789 INFO L168 Benchmark]: Toolchain (without parser) took 14486.25 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 787.8 MB in the end (delta: 162.5 MB). Peak memory consumption was 162.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:04,793 INFO L168 Benchmark]: CDTParser took 1.89 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 10:53:04,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12117.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 951.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 303.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:04,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 1272.45 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 867.4 MB in the end (delta: 83.8 MB). Peak memory consumption was 83.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:04,809 INFO L168 Benchmark]: Boogie Preprocessor took 1083.17 ms. Allocated memory is still 1.0 GB. Free memory was 867.4 MB in the beginning and 787.8 MB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:04,823 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 12117.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 951.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 303.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1272.45 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 867.4 MB in the end (delta: 83.8 MB). Peak memory consumption was 83.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1083.17 ms. Allocated memory is still 1.0 GB. Free memory was 867.4 MB in the beginning and 787.8 MB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:53:09,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:53:09,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:53:09,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:53:09,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:53:09,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:53:09,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:53:09,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:53:09,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:53:09,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:53:09,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:53:09,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:53:09,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:53:09,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:53:09,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:53:09,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:53:09,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:53:09,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:53:09,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:53:09,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:53:09,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:53:09,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:53:09,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:53:09,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:53:09,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:53:09,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:53:09,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:53:09,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:53:09,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:53:09,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:53:09,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:53:09,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:53:09,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:53:09,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:53:09,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:53:09,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:53:09,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:53:09,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:53:09,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:53:09,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:53:09,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:53:09,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:53:09,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:53:09,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:53:09,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:53:09,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:53:09,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:53:09,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:53:09,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:53:09,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:53:09,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:53:09,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:53:09,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:53:09,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:53:09,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:53:09,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:53:09,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:53:09,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:53:09,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:53:09,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:53:09,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:53:09,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:53:09,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:53:09,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:53:09,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:53:09,349 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:53:09,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:53:09,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:53:09,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:53:09,351 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:53:09,352 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 -> 069b0b39b5e285020d2854574b9a0fd3229ba36d [2019-11-27 10:53:09,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:53:10,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:53:10,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:53:10,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:53:10,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:53:10,033 INFO L428 ainManager$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-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:53:10,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/025af158a/f3e9f2cc81894295bfb3faef0cd72dde/FLAGdda306e06 [2019-11-27 10:53:12,195 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:53:12,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:53:12,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/025af158a/f3e9f2cc81894295bfb3faef0cd72dde/FLAGdda306e06 [2019-11-27 10:53:12,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/025af158a/f3e9f2cc81894295bfb3faef0cd72dde [2019-11-27 10:53:12,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:53:12,417 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:53:12,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:53:12,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:53:12,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:53:12,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:53:12" (1/1) ... [2019-11-27 10:53:12,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339275c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:12, skipping insertion in model container [2019-11-27 10:53:12,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:53:12" (1/1) ... [2019-11-27 10:53:12,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:53:12,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:53:19,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:53:19,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:53:21,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:53:23,733 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:53:23,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23 WrapperNode [2019-11-27 10:53:23,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:53:23,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:53:23,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:53:23,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:53:23,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:23,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:24,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:53:24,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:53:24,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:53:24,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:53:24,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:24,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:25,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:25,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:25,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:25,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:25,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:53:23" (1/1) ... [2019-11-27 10:53:26,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:53:26,154 INFO L168 Benchmark]: Toolchain (without parser) took 13729.37 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 743.8 MB in the end (delta: 206.4 MB). Peak memory consumption was 206.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:26,155 INFO L168 Benchmark]: CDTParser took 2.75 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 10:53:26,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11316.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 923.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 300.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:26,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 1109.20 ms. Allocated memory is still 1.0 GB. Free memory was 923.2 MB in the beginning and 833.6 MB in the end (delta: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:26,161 INFO L168 Benchmark]: Boogie Preprocessor took 1291.61 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 743.8 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:53:26,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 11316.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 923.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 300.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1109.20 ms. Allocated memory is still 1.0 GB. Free memory was 923.2 MB in the beginning and 833.6 MB in the end (delta: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1291.61 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 743.8 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...