./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/trex01-2.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/loops/trex01-2.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 ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loops/trex01-2.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 ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:51:00,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:00,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:00,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:00,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:00,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:00,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:00,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:00,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:00,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:00,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:00,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:00,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:00,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:00,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:00,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:00,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:00,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:00,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:00,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:00,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:00,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:00,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:00,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:00,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:00,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:00,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:00,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:00,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:00,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:00,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:00,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:00,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:00,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:00,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:00,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:00,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:00,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:00,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:00,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:00,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:00,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:00,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:00,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:00,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:00,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:00,290 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:00,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:00,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:00,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:00,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:00,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:00,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:00,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:00,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:00,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:00,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:00,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:00,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:00,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:00,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:00,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:00,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:00,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:00,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:00,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:00,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:00,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:00,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:00,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:00,306 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 -> ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 [2019-11-27 09:51:00,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:00,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:00,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:00,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:00,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:00,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex01-2.i [2019-11-27 09:51:01,076 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4fc2613/1691dd9c298341f7a6416e244b9286dc/FLAG08ee8cc34 [2019-11-27 09:51:02,088 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:02,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex01-2.i [2019-11-27 09:51:02,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4fc2613/1691dd9c298341f7a6416e244b9286dc/FLAG08ee8cc34 [2019-11-27 09:51:02,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4fc2613/1691dd9c298341f7a6416e244b9286dc [2019-11-27 09:51:02,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:02,156 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:02,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:02,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:02,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:02,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fd778a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02, skipping insertion in model container [2019-11-27 09:51:02,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:02,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:02,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:02,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:02,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:02,720 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:02,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02 WrapperNode [2019-11-27 09:51:02,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:02,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:02,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:02,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:02,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:02,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:02,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:02,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:02,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:02,980 INFO L168 Benchmark]: Toolchain (without parser) took 822.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:02,986 INFO L168 Benchmark]: CDTParser took 0.33 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 09:51:03,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:03,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.05 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:03,005 INFO L168 Benchmark]: Boogie Preprocessor took 66.28 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:03,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 569.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.05 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.28 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:06,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:06,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:06,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:06,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:06,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:06,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:06,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:06,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:06,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:06,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:06,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:06,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:06,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:06,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:06,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:06,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:06,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:06,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:06,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:06,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:06,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:06,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:06,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:06,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:06,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:06,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:06,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:06,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:06,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:06,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:06,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:06,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:06,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:06,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:06,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:06,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:06,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:06,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:06,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:06,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:06,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:07,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:07,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:07,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:07,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:07,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:07,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:07,041 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:07,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:07,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:07,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:07,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:07,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:07,045 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:07,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:07,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:07,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:07,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:07,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:07,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:07,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:07,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:07,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:07,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:07,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:07,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:07,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:07,055 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:07,056 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:07,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:07,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:07,059 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 -> ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 [2019-11-27 09:51:07,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:07,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:07,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:07,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:07,674 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:07,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex01-2.i [2019-11-27 09:51:07,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e429418b/7e14b36aa71842c89d79a620534ed792/FLAGd11ff3e45 [2019-11-27 09:51:08,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:08,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex01-2.i [2019-11-27 09:51:08,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e429418b/7e14b36aa71842c89d79a620534ed792/FLAGd11ff3e45 [2019-11-27 09:51:09,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e429418b/7e14b36aa71842c89d79a620534ed792 [2019-11-27 09:51:09,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:09,102 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:09,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:09,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:09,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:09,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb873af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09, skipping insertion in model container [2019-11-27 09:51:09,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:09,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:09,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:09,625 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:09,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:09,705 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:09,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09 WrapperNode [2019-11-27 09:51:09,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:09,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:09,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:09,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:09,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:09,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:09,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:09,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:09,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:09,947 INFO L168 Benchmark]: Toolchain (without parser) took 840.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:09,950 INFO L168 Benchmark]: CDTParser took 0.44 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 09:51:09,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:09,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:09,957 INFO L168 Benchmark]: Boogie Preprocessor took 69.64 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:09,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 601.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.64 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...