./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label54.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 7013b5440d15c52781747fe18e114861ef321ee3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label54.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 7013b5440d15c52781747fe18e114861ef321ee3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:25,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:25,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:25,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:25,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:25,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:25,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:25,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:25,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:25,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:25,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:25,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:25,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:25,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:25,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:25,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:25,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:25,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:25,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:25,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:25,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:25,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:25,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:25,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:25,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:25,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:25,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:25,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:25,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:25,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:25,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:25,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:25,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:25,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:25,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:25,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:25,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:25,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:25,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:25,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:25,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:25,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:25,582 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:25,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:25,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:25,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:25,594 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:25,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:25,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:25,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:25,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:25,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:25,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:25,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:25,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:25,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:25,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:25,604 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:25,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:25,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:25,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:25,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:25,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:25,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:25,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:25,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:25,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:25,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:25,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:25,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:25,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7013b5440d15c52781747fe18e114861ef321ee3 [2019-11-27 15:43:26,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:26,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:26,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:26,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:26,210 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:26,212 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-11-27 15:43:26,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aae360ff/550f0b30d35745fd896f4e82407796d7/FLAG67915870b [2019-11-27 15:43:27,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:27,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-11-27 15:43:27,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aae360ff/550f0b30d35745fd896f4e82407796d7/FLAG67915870b [2019-11-27 15:43:27,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aae360ff/550f0b30d35745fd896f4e82407796d7 [2019-11-27 15:43:27,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:27,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:27,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:27,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:27,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:27,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,724 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 03:43:27, skipping insertion in model container [2019-11-27 15:43:27,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:27,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:28,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:28,928 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:29,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:29,267 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:29,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29 WrapperNode [2019-11-27 15:43:29,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:29,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:29,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:29,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:29,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:29,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:29,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:29,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:29,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:29,699 INFO L168 Benchmark]: Toolchain (without parser) took 1993.19 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 15:43:29,702 INFO L168 Benchmark]: CDTParser took 0.46 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 15:43:29,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1564.71 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 15:43:29,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.58 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 15:43:29,710 INFO L168 Benchmark]: Boogie Preprocessor took 189.46 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: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:29,723 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1564.71 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 225.58 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 189.46 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: 5.8 MB). Peak memory consumption was 5.8 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 0.1.24-509859d [2019-11-27 15:43:33,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:33,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:33,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:33,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:33,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:33,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:33,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:33,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:33,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:33,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:33,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:33,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:33,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:33,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:33,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:33,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:33,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:33,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:33,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:33,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:33,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:33,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:33,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:33,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:33,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:33,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:33,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:33,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:33,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:33,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:33,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:33,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:33,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:33,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:33,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:33,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:33,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:33,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:33,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:33,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:33,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:33,794 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:33,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:33,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:33,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:33,802 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:33,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:33,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:33,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:33,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:33,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:33,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:33,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:33,808 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:33,808 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:33,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:33,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:33,810 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:33,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:33,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:33,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:33,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:33,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:33,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:33,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:33,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:33,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:33,816 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:33,816 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:33,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:33,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:33,821 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 -> 7013b5440d15c52781747fe18e114861ef321ee3 [2019-11-27 15:43:34,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:34,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:34,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:34,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:34,408 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:34,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-11-27 15:43:34,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/823161f1e/5971c7eb538b478b8c364e0c80c654ef/FLAG108dc88a6 [2019-11-27 15:43:35,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:35,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-11-27 15:43:35,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/823161f1e/5971c7eb538b478b8c364e0c80c654ef/FLAG108dc88a6 [2019-11-27 15:43:35,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/823161f1e/5971c7eb538b478b8c364e0c80c654ef [2019-11-27 15:43:35,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:35,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:35,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:35,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:35,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:35,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:35" (1/1) ... [2019-11-27 15:43:35,833 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 03:43:35, skipping insertion in model container [2019-11-27 15:43:35,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:35" (1/1) ... [2019-11-27 15:43:35,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:35,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:36,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:37,000 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:37,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:37,339 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:37,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37 WrapperNode [2019-11-27 15:43:37,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:37,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:37,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:37,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:37,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:37,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:37,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:37,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:37,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:37" (1/1) ... [2019-11-27 15:43:37,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:37,721 INFO L168 Benchmark]: Toolchain (without parser) took 1902.26 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 955.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:37,725 INFO L168 Benchmark]: CDTParser took 2.43 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 15:43:37,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1525.01 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 966.5 MB in the end (delta: 877.7 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:37,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:37,733 INFO L168 Benchmark]: Boogie Preprocessor took 178.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:37,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 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 1525.01 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 966.5 MB in the end (delta: 877.7 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 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...