./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/ddv-machzwd/ddv_machzwd_inb.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash aaacdce1ebac170270f1d28946e4127334dd282e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ddv-machzwd/ddv_machzwd_inb.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash aaacdce1ebac170270f1d28946e4127334dd282e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:49:18,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:19,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:19,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:19,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:19,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:19,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:19,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:19,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:19,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:19,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:19,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:19,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:19,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:19,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:19,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:19,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:19,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:19,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:19,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:19,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:19,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:19,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:19,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:19,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:19,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:19,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:19,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:19,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:19,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:19,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:19,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:19,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:19,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:19,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:19,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:19,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:19,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:19,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:19,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:19,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:19,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:19,222 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:19,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:19,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:19,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:19,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:19,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:19,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:19,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:19,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:19,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:19,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:19,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:19,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:19,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:19,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:19,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:19,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:19,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:19,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:19,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:19,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:19,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:19,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:19,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:19,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:19,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:19,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:19,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:19,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aaacdce1ebac170270f1d28946e4127334dd282e [2019-11-27 09:49:19,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:19,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:19,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:19,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:19,907 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:19,908 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 09:49:20,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5631cd11/84b48cf79e9941e1950cd1f2ff0ff2d4/FLAG7f6e765f5 [2019-11-27 09:49:21,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:21,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 09:49:21,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5631cd11/84b48cf79e9941e1950cd1f2ff0ff2d4/FLAG7f6e765f5 [2019-11-27 09:49:21,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5631cd11/84b48cf79e9941e1950cd1f2ff0ff2d4 [2019-11-27 09:49:21,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:21,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:21,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:21,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:21,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:21,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:21" (1/1) ... [2019-11-27 09:49:21,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b032e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:21, skipping insertion in model container [2019-11-27 09:49:21,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:21" (1/1) ... [2019-11-27 09:49:21,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:21,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:25,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:25,567 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:26,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:27,380 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:27,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27 WrapperNode [2019-11-27 09:49:27,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:27,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:27,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:27,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:27,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:27,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:27,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:27,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:27,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:28,216 INFO L168 Benchmark]: Toolchain (without parser) took 6454.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 759.3 MB in the end (delta: 202.3 MB). Peak memory consumption was 202.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,219 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:28,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5626.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 783.7 MB in the end (delta: 178.0 MB). Peak memory consumption was 178.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 452.67 ms. Allocated memory is still 1.0 GB. Free memory was 783.7 MB in the beginning and 772.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,229 INFO L168 Benchmark]: Boogie Preprocessor took 365.98 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 759.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,238 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5626.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 783.7 MB in the end (delta: 178.0 MB). Peak memory consumption was 178.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 452.67 ms. Allocated memory is still 1.0 GB. Free memory was 783.7 MB in the beginning and 772.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 365.98 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 759.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 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 09:49:32,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:32,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:32,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:32,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:32,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:32,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:32,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:32,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:32,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:32,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:32,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:32,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:32,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:32,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:32,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:32,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:32,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:32,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:32,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:32,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:32,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:32,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:32,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:32,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:32,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:32,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:32,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:32,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:32,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:32,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:32,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:32,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:32,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:32,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:32,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:32,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:32,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:32,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:32,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:32,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:32,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:32,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:32,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:32,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:32,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:32,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:32,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:32,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:32,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:32,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:32,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:32,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:32,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:32,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:32,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:32,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:32,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:32,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:32,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:32,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:32,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:32,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:32,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:32,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:32,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:32,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:32,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:32,313 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:32,314 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:32,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:32,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:32,317 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aaacdce1ebac170270f1d28946e4127334dd282e [2019-11-27 09:49:32,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:32,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:32,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:32,930 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:32,930 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:32,932 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 09:49:33,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416f71cc3/6677f4ab245e46f68e9c36503753bba9/FLAG04338d749 [2019-11-27 09:49:34,658 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:34,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 09:49:34,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416f71cc3/6677f4ab245e46f68e9c36503753bba9/FLAG04338d749 [2019-11-27 09:49:34,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416f71cc3/6677f4ab245e46f68e9c36503753bba9 [2019-11-27 09:49:34,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:34,790 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:34,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:34,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:34,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:34,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34, skipping insertion in model container [2019-11-27 09:49:34,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:35,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:38,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:38,409 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:38,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:40,199 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:40,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40 WrapperNode [2019-11-27 09:49:40,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:40,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:40,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:40,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:40,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:40,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:40,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:40,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:40,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:40,979 INFO L168 Benchmark]: Toolchain (without parser) took 6183.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 749.5 MB in the end (delta: 212.2 MB). Peak memory consumption was 212.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:40,983 INFO L168 Benchmark]: CDTParser took 2.85 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:40,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5409.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 772.5 MB in the end (delta: 189.2 MB). Peak memory consumption was 189.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:40,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 433.91 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 761.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:40,991 INFO L168 Benchmark]: Boogie Preprocessor took 331.53 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 749.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:41,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 5409.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 772.5 MB in the end (delta: 189.2 MB). Peak memory consumption was 189.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 433.91 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 761.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.53 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 749.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...