./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label12.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/Problem13_label12.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 55ae3265c2fd6bff19b47c950a2596cee0d26bde ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label12.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 55ae3265c2fd6bff19b47c950a2596cee0d26bde ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:34:25,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:25,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:25,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:25,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:25,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:25,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:25,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:25,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:25,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:25,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:25,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:25,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:25,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:25,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:25,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:25,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:25,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:25,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:25,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:25,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:25,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:25,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:25,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:25,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:25,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:25,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:25,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:25,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:25,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:25,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:25,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:25,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:25,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:25,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:25,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:25,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:25,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:25,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:25,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:25,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:25,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:25,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:25,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:25,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:25,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:25,475 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:25,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:25,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:25,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:25,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:25,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:25,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:25,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:25,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:25,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:25,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:25,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:25,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:25,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:25,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:25,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:25,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:25,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:25,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:25,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:25,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:25,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:25,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:25,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:25,496 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 -> 55ae3265c2fd6bff19b47c950a2596cee0d26bde [2019-11-27 09:34:26,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:26,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:26,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:26,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:26,080 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:26,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-27 09:34:26,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf136f6fc/daf61c665f9849b685faed64bdcdc42e/FLAGd16906265 [2019-11-27 09:34:28,021 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:28,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-27 09:34:28,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf136f6fc/daf61c665f9849b685faed64bdcdc42e/FLAGd16906265 [2019-11-27 09:34:28,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf136f6fc/daf61c665f9849b685faed64bdcdc42e [2019-11-27 09:34:28,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:28,155 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:28,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:28,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:28,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:28,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:28,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28, skipping insertion in model container [2019-11-27 09:34:28,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:28,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:28,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:31,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:31,825 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:33,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:33,565 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:33,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33 WrapperNode [2019-11-27 09:34:33,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:33,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:33,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:33,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:33,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:33,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:35,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:35,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:35,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:35,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:36,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:36,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:36,283 INFO L168 Benchmark]: Toolchain (without parser) took 8121.50 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 807.9 MB in the end (delta: 136.6 MB). Peak memory consumption was 136.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:36,286 INFO L168 Benchmark]: CDTParser took 2.78 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 09:34:36,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5408.00 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:36,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 1483.11 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 876.4 MB in the end (delta: -96.8 MB). Peak memory consumption was 134.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:36,295 INFO L168 Benchmark]: Boogie Preprocessor took 1218.39 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 807.9 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:36,307 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 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 5408.00 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1483.11 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 876.4 MB in the end (delta: -96.8 MB). Peak memory consumption was 134.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1218.39 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 807.9 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 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 09:34:40,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:40,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:40,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:40,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:40,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:40,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:40,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:40,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:40,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:40,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:40,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:40,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:40,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:40,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:40,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:40,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:40,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:40,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:40,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:40,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:40,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:40,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:40,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:40,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:40,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:40,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:40,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:40,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:40,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:40,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:40,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:40,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:40,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:40,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:40,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:40,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:40,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:40,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:40,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:40,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:40,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:40,740 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:40,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:40,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:40,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:40,749 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:40,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:40,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:40,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:40,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:40,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:40,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:40,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:40,756 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:40,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:40,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:40,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:40,759 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:40,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:40,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:40,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:40,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:40,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:40,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:40,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:40,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:40,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:40,767 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:40,767 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:40,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:40,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:40,769 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 -> 55ae3265c2fd6bff19b47c950a2596cee0d26bde [2019-11-27 09:34:41,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:41,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:41,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:41,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:41,429 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:41,431 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-27 09:34:41,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78e1472a/777cc0ffb9184b5cbb6a25be6cd14303/FLAG7791a6aa8 [2019-11-27 09:34:43,306 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:43,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label12.c [2019-11-27 09:34:43,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78e1472a/777cc0ffb9184b5cbb6a25be6cd14303/FLAG7791a6aa8 [2019-11-27 09:34:43,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78e1472a/777cc0ffb9184b5cbb6a25be6cd14303 [2019-11-27 09:34:43,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:43,446 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:43,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:43,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:43,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:43,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:43,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43, skipping insertion in model container [2019-11-27 09:34:43,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:43,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:43,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:47,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:47,133 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:48,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:48,835 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:48,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48 WrapperNode [2019-11-27 09:34:48,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:48,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:48,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:48,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:48,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:49,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:49,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:49,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:49,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:49,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:49,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:49,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:49,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:49,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:50,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:50,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:50,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:48" (1/1) ... [2019-11-27 09:34:50,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:50,328 INFO L168 Benchmark]: Toolchain (without parser) took 6876.10 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 886.9 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,330 INFO L168 Benchmark]: CDTParser took 2.69 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 09:34:50,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5389.80 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 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 868.80 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 920.6 MB in the end (delta: -204.0 MB). Peak memory consumption was 38.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,339 INFO L168 Benchmark]: Boogie Preprocessor took 608.57 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 886.9 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 5389.80 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 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 868.80 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 920.6 MB in the end (delta: -204.0 MB). Peak memory consumption was 38.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 608.57 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 886.9 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...