./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label55.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/Problem06_label55.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 0f0c082cc69cafa85f9d74b9145804397c449207 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label55.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 0f0c082cc69cafa85f9d74b9145804397c449207 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:25:16,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:16,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:16,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:16,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:16,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:16,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:16,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:16,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:16,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:16,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:16,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:16,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:16,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:16,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:16,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:16,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:16,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:16,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:16,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:16,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:16,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:16,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:16,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:16,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:16,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:16,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:16,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:16,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:16,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:16,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:16,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:16,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:16,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:16,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:16,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:16,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:16,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:16,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:16,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:16,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:16,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:16,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:16,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:16,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:16,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:16,656 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:16,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:16,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:16,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:16,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:16,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:16,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:16,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:16,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:16,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:16,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:16,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:16,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:16,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:16,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:16,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:16,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:16,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:16,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:16,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:16,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:16,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:16,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:16,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:16,670 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 -> 0f0c082cc69cafa85f9d74b9145804397c449207 [2019-11-27 09:25:17,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:17,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:17,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:17,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:17,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:17,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label55.c [2019-11-27 09:25:17,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2803a60f6/43a40a7cee234c368b73fb62442ef21c/FLAG8a3db39ea [2019-11-27 09:25:19,663 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:19,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label55.c [2019-11-27 09:25:19,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2803a60f6/43a40a7cee234c368b73fb62442ef21c/FLAG8a3db39ea [2019-11-27 09:25:19,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2803a60f6/43a40a7cee234c368b73fb62442ef21c [2019-11-27 09:25:19,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:19,857 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:19,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:19,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:19,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:19,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:19" (1/1) ... [2019-11-27 09:25:19,884 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 09:25:19, skipping insertion in model container [2019-11-27 09:25:19,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:19" (1/1) ... [2019-11-27 09:25:19,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:20,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:25,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:25,277 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:27,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:28,041 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:28,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28 WrapperNode [2019-11-27 09:25:28,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:28,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:28,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:28,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:28,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:28,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:28,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:28,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:28,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:28,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:28,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:28,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:28,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:28,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:29,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:29,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:29,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:28" (1/1) ... [2019-11-27 09:25:29,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:29,482 INFO L168 Benchmark]: Toolchain (without parser) took 9619.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 780.0 MB in the end (delta: 158.8 MB). Peak memory consumption was 158.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:29,485 INFO L168 Benchmark]: CDTParser took 1.17 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 09:25:29,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8180.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 901.8 MB in the end (delta: 37.0 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:29,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 764.09 ms. Allocated memory is still 1.0 GB. Free memory was 901.8 MB in the beginning and 830.7 MB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:29,493 INFO L168 Benchmark]: Boogie Preprocessor took 665.76 ms. Allocated memory is still 1.0 GB. Free memory was 830.7 MB in the beginning and 780.0 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:29,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 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 8180.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 901.8 MB in the end (delta: 37.0 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 764.09 ms. Allocated memory is still 1.0 GB. Free memory was 901.8 MB in the beginning and 830.7 MB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 665.76 ms. Allocated memory is still 1.0 GB. Free memory was 830.7 MB in the beginning and 780.0 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 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 09:25:33,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:33,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:33,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:33,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:33,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:33,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:33,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:33,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:33,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:33,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:33,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:33,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:33,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:33,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:33,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:33,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:33,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:33,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:33,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:33,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:33,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:33,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:33,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:33,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:33,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:33,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:33,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:33,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:33,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:33,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:33,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:33,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:33,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:33,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:33,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:33,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:33,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:33,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:33,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:33,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:33,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:33,672 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:33,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:33,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:33,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:33,681 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:33,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:33,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:33,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:33,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:33,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:33,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:33,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:33,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:33,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:33,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:33,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:33,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:33,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:33,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:33,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:33,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:33,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:33,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:33,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:33,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:33,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:33,695 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:33,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:33,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:33,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:33,698 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 -> 0f0c082cc69cafa85f9d74b9145804397c449207 [2019-11-27 09:25:34,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:34,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:34,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:34,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:34,388 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:34,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label55.c [2019-11-27 09:25:34,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edba5a5a4/50c1d5a8c9c74fa5a0bd0431271f9cac/FLAGd80802e2e [2019-11-27 09:25:36,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:36,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label55.c [2019-11-27 09:25:36,780 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edba5a5a4/50c1d5a8c9c74fa5a0bd0431271f9cac/FLAGd80802e2e [2019-11-27 09:25:37,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edba5a5a4/50c1d5a8c9c74fa5a0bd0431271f9cac [2019-11-27 09:25:37,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:37,235 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:37,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:37,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:37,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:37,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:37" (1/1) ... [2019-11-27 09:25:37,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:37, skipping insertion in model container [2019-11-27 09:25:37,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:37" (1/1) ... [2019-11-27 09:25:37,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:37,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:42,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:42,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:45,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:45,548 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:45,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45 WrapperNode [2019-11-27 09:25:45,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:45,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:45,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:45,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:45,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:45,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:46,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:46,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:46,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:46,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:46,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:46,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:46,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:46,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:46,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:46,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:47,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:45" (1/1) ... [2019-11-27 09:25:47,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:47,116 INFO L168 Benchmark]: Toolchain (without parser) took 9875.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 804.0 MB in the end (delta: 128.9 MB). Peak memory consumption was 129.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:47,118 INFO L168 Benchmark]: CDTParser took 0.35 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 09:25:47,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8309.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 279.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:47,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 757.70 ms. Allocated memory is still 1.0 GB. Free memory was 929.2 MB in the beginning and 856.4 MB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:47,129 INFO L168 Benchmark]: Boogie Preprocessor took 792.57 ms. Allocated memory is still 1.0 GB. Free memory was 856.4 MB in the beginning and 804.0 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:47,140 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 8309.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 279.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 757.70 ms. Allocated memory is still 1.0 GB. Free memory was 929.2 MB in the beginning and 856.4 MB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 792.57 ms. Allocated memory is still 1.0 GB. Free memory was 856.4 MB in the beginning and 804.0 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...