./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label46.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/Problem02_label46.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 b933e5eb5edc3f9dba2cad9f501770deba788f6d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label46.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 b933e5eb5edc3f9dba2cad9f501770deba788f6d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:34,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:34,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:34,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:34,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:34,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:34,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:34,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:34,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:34,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:34,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:34,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:34,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:34,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:34,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:34,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:34,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:34,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:34,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:34,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:34,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:34,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:34,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:34,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:34,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:34,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:34,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:34,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:34,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:34,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:34,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:34,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:34,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:34,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:34,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:34,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:34,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:34,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:34,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:34,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:34,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:34,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:34,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:34,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:34,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:34,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:34,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:34,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:34,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:34,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:34,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:34,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:34,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:34,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:34,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:34,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:34,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:34,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:34,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:34,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:34,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:34,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:34,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:34,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:34,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:34,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:34,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:34,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:34,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:34,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:34,546 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 -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2019-11-27 09:21:35,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:35,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:35,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:35,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:35,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:35,200 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-27 09:21:35,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/656c0f610/80c6743274604e21920b3250f2081f00/FLAG6b6dcca13 [2019-11-27 09:21:36,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:36,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-27 09:21:36,688 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/656c0f610/80c6743274604e21920b3250f2081f00/FLAG6b6dcca13 [2019-11-27 09:21:36,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/656c0f610/80c6743274604e21920b3250f2081f00 [2019-11-27 09:21:36,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:36,758 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:36,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:36,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:36,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:36,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:36" (1/1) ... [2019-11-27 09:21:36,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:36, skipping insertion in model container [2019-11-27 09:21:36,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:36" (1/1) ... [2019-11-27 09:21:36,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:36,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:37,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:38,013 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:38,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:38,326 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:38,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38 WrapperNode [2019-11-27 09:21:38,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:38,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:38,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:38,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:38,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:38,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:38,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:38,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:38,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:38,766 INFO L168 Benchmark]: Toolchain (without parser) took 1997.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:38,767 INFO L168 Benchmark]: CDTParser took 2.58 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 09:21:38,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1563.68 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 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:38,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.47 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:38,776 INFO L168 Benchmark]: Boogie Preprocessor took 193.28 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:38,789 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 1563.68 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 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.47 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.28 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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 09:21:42,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:42,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:42,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:42,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:42,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:42,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:42,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:42,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:42,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:42,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:42,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:42,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:42,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:42,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:42,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:42,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:42,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:42,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:42,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:42,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:42,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:42,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:42,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:42,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:42,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:42,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:42,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:42,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:42,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:42,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:42,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:42,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:42,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:42,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:42,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:42,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:42,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:42,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:42,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:42,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:42,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:42,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:42,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:42,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:42,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:42,824 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:42,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:42,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:42,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:42,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:42,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:42,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:42,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:42,829 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:42,830 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:42,830 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:42,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:42,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:42,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:42,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:42,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:42,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:42,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:42,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:42,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:42,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:42,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:42,837 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:42,839 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:42,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:42,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:42,841 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 -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2019-11-27 09:21:43,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:43,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:43,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:43,504 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:43,505 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:43,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-27 09:21:43,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3873cc9bf/e40f60c2c66f422caf083dd2fff6256f/FLAG3ed343a4a [2019-11-27 09:21:44,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:44,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-27 09:21:44,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3873cc9bf/e40f60c2c66f422caf083dd2fff6256f/FLAG3ed343a4a [2019-11-27 09:21:44,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3873cc9bf/e40f60c2c66f422caf083dd2fff6256f [2019-11-27 09:21:44,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:44,964 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:44,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:44,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:44,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:44,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44, skipping insertion in model container [2019-11-27 09:21:44,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:45,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:46,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:46,193 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:46,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:46,529 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:46,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46 WrapperNode [2019-11-27 09:21:46,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:46,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:46,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:46,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:46,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:46,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:46,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:46,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:46,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:46" (1/1) ... [2019-11-27 09:21:46,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:46,933 INFO L168 Benchmark]: Toolchain (without parser) took 1961.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:46,934 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:46,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1557.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:46,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:46,944 INFO L168 Benchmark]: Boogie Preprocessor took 189.88 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:46,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1557.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.88 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...