./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--watchdog--it87_wdt.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-08_1a-drivers--watchdog--it87_wdt.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 6db3c307792873b3997d10325b9462dc2065fa74 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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--watchdog--it87_wdt.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 6db3c307792873b3997d10325b9462dc2065fa74 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:53:10,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:53:10,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:53:10,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:53:10,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:53:10,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:53:10,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:53:10,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:53:10,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:53:10,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:53:10,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:53:10,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:53:10,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:53:10,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:53:10,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:53:10,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:53:10,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:53:10,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:53:10,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:53:10,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:53:10,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:53:10,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:53:10,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:53:10,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:53:10,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:53:10,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:53:10,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:53:10,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:53:10,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:53:10,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:53:10,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:53:10,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:53:10,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:53:10,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:53:10,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:53:11,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:53:11,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:53:11,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:53:11,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:53:11,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:53:11,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:53:11,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:53:11,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:53:11,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:53:11,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:53:11,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:53:11,087 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:53:11,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:53:11,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:53:11,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:53:11,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:53:11,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:53:11,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:53:11,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:53:11,094 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:53:11,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:53:11,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:53:11,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:53:11,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:53:11,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:53:11,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:53:11,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:53:11,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:53:11,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:53:11,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:53:11,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:53:11,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:53:11,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:53:11,104 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 -> 6db3c307792873b3997d10325b9462dc2065fa74 [2019-11-25 23:53:11,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:53:11,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:53:11,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:53:11,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:53:11,726 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:53:11,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-25 23:53:11,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25b6bd0/17ccc696478f4923a6b433e1882e19e0/FLAG969ff41a3 [2019-11-25 23:53:13,528 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:53:13,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-25 23:53:13,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25b6bd0/17ccc696478f4923a6b433e1882e19e0/FLAG969ff41a3 [2019-11-25 23:53:13,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25b6bd0/17ccc696478f4923a6b433e1882e19e0 [2019-11-25 23:53:13,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:53:13,668 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:53:13,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:53:13,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:53:13,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:53:13,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:53:13" (1/1) ... [2019-11-25 23:53:13,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:13, skipping insertion in model container [2019-11-25 23:53:13,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:53:13" (1/1) ... [2019-11-25 23:53:13,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:53:13,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:53:16,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:53:16,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:53:16,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:53:16,764 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:53:16,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16 WrapperNode [2019-11-25 23:53:16,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:53:16,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:53:16,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:53:16,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:53:16,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:16,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:53:17,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:53:17,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:53:17,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:53:17,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:16" (1/1) ... [2019-11-25 23:53:17,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:53:17,881 INFO L168 Benchmark]: Toolchain (without parser) took 4211.69 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 880.7 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:17,883 INFO L168 Benchmark]: CDTParser took 0.80 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. [2019-11-25 23:53:17,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3096.03 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 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:17,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 666.04 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 897.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:17,894 INFO L168 Benchmark]: Boogie Preprocessor took 437.40 ms. Allocated memory is still 1.0 GB. Free memory was 897.9 MB in the beginning and 880.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:17,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 3096.03 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 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 666.04 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 897.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 437.40 ms. Allocated memory is still 1.0 GB. Free memory was 897.9 MB in the beginning and 880.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 [2019-11-25 23:53:22,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:53:22,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:53:22,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:53:22,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:53:22,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:53:22,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:53:22,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:53:22,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:53:22,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:53:22,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:53:22,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:53:22,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:53:22,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:53:22,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:53:22,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:53:22,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:53:22,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:53:22,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:53:22,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:53:22,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:53:22,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:53:22,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:53:22,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:53:22,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:53:22,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:53:22,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:53:22,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:53:22,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:53:22,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:53:22,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:53:22,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:53:22,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:53:22,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:53:22,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:53:22,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:53:22,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:53:22,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:53:22,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:53:22,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:53:22,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:53:22,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:53:22,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:53:22,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:53:22,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:53:22,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:53:22,256 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:53:22,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:53:22,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:53:22,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:53:22,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:53:22,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:53:22,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:53:22,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:53:22,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:53:22,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:53:22,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:53:22,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:53:22,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:53:22,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:53:22,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:53:22,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:53:22,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:53:22,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:53:22,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:53:22,271 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:53:22,272 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:53:22,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:53:22,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:53:22,273 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:53:22,273 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 -> 6db3c307792873b3997d10325b9462dc2065fa74 [2019-11-25 23:53:22,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:53:22,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:53:22,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:53:22,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:53:22,889 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:53:22,892 INFO L428 ainManager$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--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-25 23:53:23,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c0e7605/7395de6ebfba4761ada8ff29c416c3df/FLAGa6d7de546 [2019-11-25 23:53:24,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:53:24,644 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--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-25 23:53:24,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c0e7605/7395de6ebfba4761ada8ff29c416c3df/FLAGa6d7de546 [2019-11-25 23:53:24,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c0e7605/7395de6ebfba4761ada8ff29c416c3df [2019-11-25 23:53:24,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:53:24,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:53:24,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:53:24,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:53:24,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:53:24,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:53:24" (1/1) ... [2019-11-25 23:53:24,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:24, skipping insertion in model container [2019-11-25 23:53:24,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:53:24" (1/1) ... [2019-11-25 23:53:24,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:53:25,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:53:27,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:53:27,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:53:27,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:53:27,782 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:53:27,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27 WrapperNode [2019-11-25 23:53:27,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:53:27,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:53:27,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:53:27,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:53:27,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:27,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:53:28,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:53:28,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:53:28,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:53:28,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:27" (1/1) ... [2019-11-25 23:53:28,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:53:28,671 INFO L168 Benchmark]: Toolchain (without parser) took 3799.43 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 880.6 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:28,674 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 23:53:28,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2910.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:28,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 449.71 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 897.8 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:28,685 INFO L168 Benchmark]: Boogie Preprocessor took 424.80 ms. Allocated memory is still 1.0 GB. Free memory was 897.8 MB in the beginning and 880.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:53:28,697 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2910.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 449.71 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 897.8 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 424.80 ms. Allocated memory is still 1.0 GB. Free memory was 897.8 MB in the beginning and 880.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...