./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label19.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 a39b25b4df9e40ab716d9c12e88478d3ac2d4150 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label19.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 a39b25b4df9e40ab716d9c12e88478d3ac2d4150 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:26,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:26,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:26,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:26,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:26,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:26,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:26,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:26,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:26,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:26,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:26,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:26,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:26,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:26,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:26,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:26,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:26,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:26,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:26,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:26,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:26,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:26,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:26,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:26,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:26,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:26,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:26,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:26,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:26,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:26,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:26,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:26,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:26,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:26,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:26,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:26,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:26,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:26,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:26,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:26,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:26,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:26,745 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:26,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:26,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:26,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:26,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:26,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:26,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:26,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:26,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:26,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:26,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:26,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:26,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:26,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:26,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:26,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:26,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:26,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:26,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:26,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:26,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:26,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:26,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:26,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:26,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:26,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:26,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:26,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:26,771 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 -> a39b25b4df9e40ab716d9c12e88478d3ac2d4150 [2019-11-26 16:37:27,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:27,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:27,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:27,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:27,380 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:27,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-26 16:37:27,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3e6e98c/2c0f128d36db4f78a2475830f2c5898f/FLAGdd3390fbb [2019-11-26 16:37:29,505 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:29,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-26 16:37:29,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3e6e98c/2c0f128d36db4f78a2475830f2c5898f/FLAGdd3390fbb [2019-11-26 16:37:29,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3e6e98c/2c0f128d36db4f78a2475830f2c5898f [2019-11-26 16:37:29,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:29,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:29,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:29,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:29,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:29,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:29" (1/1) ... [2019-11-26 16:37:29,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:29, skipping insertion in model container [2019-11-26 16:37:29,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:29" (1/1) ... [2019-11-26 16:37:29,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:30,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:34,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:34,980 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:37,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:37,482 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:37,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37 WrapperNode [2019-11-26 16:37:37,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:37,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:37,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:37,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:37,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:37,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:38,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:38,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:38,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:38,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:38,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:38,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:38,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:38,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:38,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:38,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:39,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:39,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:39,256 INFO L168 Benchmark]: Toolchain (without parser) took 9553.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 777.0 MB in the end (delta: 156.0 MB). Peak memory consumption was 156.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,257 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 16:37:39,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7779.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 902.2 MB in the end (delta: 30.9 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 838.29 ms. Allocated memory is still 1.0 GB. Free memory was 902.2 MB in the beginning and 832.7 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,269 INFO L168 Benchmark]: Boogie Preprocessor took 922.21 ms. Allocated memory is still 1.0 GB. Free memory was 832.7 MB in the beginning and 777.0 MB in the end (delta: 55.6 MB). Peak memory consumption was 55.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,280 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 7779.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 902.2 MB in the end (delta: 30.9 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 838.29 ms. Allocated memory is still 1.0 GB. Free memory was 902.2 MB in the beginning and 832.7 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 922.21 ms. Allocated memory is still 1.0 GB. Free memory was 832.7 MB in the beginning and 777.0 MB in the end (delta: 55.6 MB). Peak memory consumption was 55.6 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 0.1.24-025d5a2 [2019-11-26 16:37:43,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:43,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:43,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:43,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:43,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:43,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:43,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:43,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:43,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:43,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:43,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:43,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:43,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:43,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:43,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:43,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:43,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:43,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:43,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:43,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:43,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:43,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:43,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:43,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:43,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:43,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:43,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:43,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:43,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:43,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:43,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:43,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:43,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:43,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:43,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:43,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:43,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:43,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:43,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:43,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:43,408 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:43,450 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:43,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:43,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:43,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:43,457 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:43,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:43,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:43,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:43,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:43,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:43,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:43,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:43,464 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:43,465 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:43,465 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:43,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:43,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:43,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:43,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:43,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:43,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:43,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:43,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:43,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:43,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:43,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:43,473 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:43,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:43,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:43,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:43,476 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 -> a39b25b4df9e40ab716d9c12e88478d3ac2d4150 [2019-11-26 16:37:44,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:44,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:44,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:44,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:44,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:44,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-26 16:37:44,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9925f3f5f/1b746593b0e24ff99f4bea89f9ba5b70/FLAG7a7bb8541 [2019-11-26 16:37:46,348 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:46,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-26 16:37:46,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9925f3f5f/1b746593b0e24ff99f4bea89f9ba5b70/FLAG7a7bb8541 [2019-11-26 16:37:46,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9925f3f5f/1b746593b0e24ff99f4bea89f9ba5b70 [2019-11-26 16:37:46,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:46,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:46,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:46,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:46,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:46,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:46,562 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 26.11 04:37:46, skipping insertion in model container [2019-11-26 16:37:46,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:46,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:47,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:51,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:51,411 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:53,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:53,923 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:53,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53 WrapperNode [2019-11-26 16:37:53,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:53,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:53,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:53,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:53,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:54,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:54,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:54,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:54,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:55,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:55,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:55,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:55,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:55,375 INFO L168 Benchmark]: Toolchain (without parser) took 8833.42 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 764.8 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:55,376 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-26 16:37:55,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7384.16 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 888.1 MB in the end (delta: 50.7 MB). Peak memory consumption was 275.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:55,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 714.30 ms. Allocated memory is still 1.0 GB. Free memory was 888.1 MB in the beginning and 815.2 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:55,387 INFO L168 Benchmark]: Boogie Preprocessor took 726.10 ms. Allocated memory is still 1.0 GB. Free memory was 815.2 MB in the beginning and 764.8 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:55,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 7384.16 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 888.1 MB in the end (delta: 50.7 MB). Peak memory consumption was 275.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 714.30 ms. Allocated memory is still 1.0 GB. Free memory was 888.1 MB in the beginning and 815.2 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 726.10 ms. Allocated memory is still 1.0 GB. Free memory was 815.2 MB in the beginning and 764.8 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...