./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label25.c --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/eca-rers2012/Problem04_label25.c -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 b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem04_label25.c -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 b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:22:34,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:34,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:34,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:34,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:34,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:34,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:34,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:34,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:34,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:34,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:34,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:34,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:34,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:34,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:34,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:34,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:34,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:34,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:34,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:34,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:34,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:34,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:34,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:34,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:34,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:34,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:34,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:34,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:34,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:34,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:34,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:34,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:34,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:34,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:34,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:34,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:34,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:34,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:34,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:34,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:34,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:34,586 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:34,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:34,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:34,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:34,596 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:34,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:34,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:34,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:34,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:34,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:34,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:34,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:34,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:34,604 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:34,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:34,605 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:34,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:34,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:34,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:34,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:34,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:34,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:34,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:34,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:34,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:34,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:34,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:34,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:34,614 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 -> b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 [2019-11-27 09:22:35,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:35,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:35,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:35,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:35,196 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:35,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 09:22:35,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae7d5ebe/1038079333344d5298fe5ab55d87169c/FLAGf08749a0d [2019-11-27 09:22:37,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:37,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 09:22:37,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae7d5ebe/1038079333344d5298fe5ab55d87169c/FLAGf08749a0d [2019-11-27 09:22:37,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae7d5ebe/1038079333344d5298fe5ab55d87169c [2019-11-27 09:22:37,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:37,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:37,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:37,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:37,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:37,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:37" (1/1) ... [2019-11-27 09:22:37,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:37, skipping insertion in model container [2019-11-27 09:22:37,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:37" (1/1) ... [2019-11-27 09:22:37,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:37,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:40,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:40,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:42,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:42,152 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:42,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42 WrapperNode [2019-11-27 09:22:42,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:42,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:42,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:42,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:42,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:42,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:42,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:42,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:42,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:43,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:43,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:43,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:43,192 INFO L168 Benchmark]: Toolchain (without parser) took 6005.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.2 MB in the end (delta: 193.3 MB). Peak memory consumption was 193.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:43,193 INFO L168 Benchmark]: CDTParser took 1.81 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 09:22:43,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4971.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:43,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 499.41 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:43,204 INFO L168 Benchmark]: Boogie Preprocessor took 522.35 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:43,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 4971.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 499.41 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 522.35 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 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 09:22:47,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:47,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:47,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:47,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:47,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:47,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:47,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:47,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:47,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:47,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:47,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:47,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:47,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:47,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:47,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:47,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:47,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:47,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:47,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:47,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:47,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:47,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:47,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:47,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:47,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:47,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:47,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:47,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:47,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:47,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:47,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:47,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:47,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:47,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:47,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:47,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:47,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:47,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:47,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:47,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:47,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:47,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:47,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:47,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:47,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:47,404 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:47,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:47,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:47,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:47,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:47,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:47,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:47,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:47,411 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:47,412 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:47,414 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:47,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:47,415 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:47,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:47,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:47,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:47,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:47,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:47,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:47,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:47,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:47,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:47,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:47,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:47,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:47,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:47,426 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 -> b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 [2019-11-27 09:22:48,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:48,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:48,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:48,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:48,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:48,184 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 09:22:48,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67008ec98/a6ef157da0ab409bb5f7c6339321bf2a/FLAGc38eecce9 [2019-11-27 09:22:50,013 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:50,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 09:22:50,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67008ec98/a6ef157da0ab409bb5f7c6339321bf2a/FLAGc38eecce9 [2019-11-27 09:22:50,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67008ec98/a6ef157da0ab409bb5f7c6339321bf2a [2019-11-27 09:22:50,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:50,145 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:50,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:50,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:50,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:50,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:50" (1/1) ... [2019-11-27 09:22:50,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f83d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:50, skipping insertion in model container [2019-11-27 09:22:50,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:50" (1/1) ... [2019-11-27 09:22:50,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:50,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:54,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:54,407 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:55,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:56,014 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:56,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56 WrapperNode [2019-11-27 09:22:56,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:56,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:56,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:56,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:56,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:56,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:56,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:56,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:56,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:56" (1/1) ... [2019-11-27 09:22:56,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:56,977 INFO L168 Benchmark]: Toolchain (without parser) took 6828.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 727.3 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,978 INFO L168 Benchmark]: CDTParser took 0.41 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 09:22:56,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5867.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 525.44 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 761.7 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,989 INFO L168 Benchmark]: Boogie Preprocessor took 426.13 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 727.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 5867.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 525.44 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 761.7 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 426.13 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 727.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...