./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem15_label41.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 f00c65da72215c2ea7ee2011176964889c0d12c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label41.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 f00c65da72215c2ea7ee2011176964889c0d12c6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:20,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:20,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:20,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:20,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:20,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:20,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:20,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:20,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:20,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:20,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:20,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:20,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:20,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:20,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:20,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:20,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:20,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:20,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:20,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:20,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:20,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:20,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:20,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:20,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:20,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:20,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:20,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:20,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:20,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:20,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:20,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:20,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:20,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:20,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:20,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:20,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:20,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:20,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:20,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:20,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:20,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:20,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:20,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:20,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:20,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:20,744 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:20,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:20,744 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:20,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:20,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:20,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:20,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:20,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:20,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:20,750 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:20,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:20,750 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:20,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:20,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:20,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:20,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:20,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:20,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:20,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:20,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:20,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:20,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:20,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:20,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:20,761 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 -> f00c65da72215c2ea7ee2011176964889c0d12c6 [2019-11-25 22:41:21,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:21,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:21,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:21,399 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:21,403 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:21,405 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-25 22:41:21,561 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96451b0dc/f25c42a167c244b49bfc9fef99a2c896/FLAG330b9bc74 [2019-11-25 22:41:22,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:22,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-25 22:41:23,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96451b0dc/f25c42a167c244b49bfc9fef99a2c896/FLAG330b9bc74 [2019-11-25 22:41:23,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96451b0dc/f25c42a167c244b49bfc9fef99a2c896 [2019-11-25 22:41:23,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:23,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:23,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:23,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:23,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:23,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:23,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23, skipping insertion in model container [2019-11-25 22:41:23,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:23,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:23,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:25,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:25,227 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:25,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:25,868 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:25,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25 WrapperNode [2019-11-25 22:41:25,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:25,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:25,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:25,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:25,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:25,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:26,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:26,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:26,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:26,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:26,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:26,778 INFO L168 Benchmark]: Toolchain (without parser) took 3543.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 870.6 MB in the end (delta: 83.9 MB). Peak memory consumption was 84.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:26,779 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 22:41:26,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2641.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 928.4 MB in the end (delta: 26.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:26,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 412.65 ms. Allocated memory is still 1.0 GB. Free memory was 928.4 MB in the beginning and 893.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:26,790 INFO L168 Benchmark]: Boogie Preprocessor took 481.28 ms. Allocated memory is still 1.0 GB. Free memory was 893.5 MB in the beginning and 870.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:26,801 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2641.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 928.4 MB in the end (delta: 26.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 412.65 ms. Allocated memory is still 1.0 GB. Free memory was 928.4 MB in the beginning and 893.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 481.28 ms. Allocated memory is still 1.0 GB. Free memory was 893.5 MB in the beginning and 870.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-65d6cd2 [2019-11-25 22:41:30,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:30,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:30,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:30,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:30,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:30,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:30,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:30,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:30,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:30,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:30,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:30,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:30,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:30,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:30,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:30,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:30,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:30,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:30,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:30,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:30,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:30,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:30,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:30,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:30,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:30,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:30,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:30,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:30,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:30,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:30,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:30,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:30,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:30,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:30,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:30,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:30,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:30,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:30,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:30,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:30,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:30,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:30,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:30,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:30,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:30,905 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:30,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:30,908 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:30,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:30,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:30,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:30,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:30,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:30,913 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:30,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:30,914 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:30,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:30,915 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:30,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:30,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:30,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:30,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:30,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:30,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:30,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:30,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:30,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:30,920 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:30,920 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:30,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:30,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:30,924 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 -> f00c65da72215c2ea7ee2011176964889c0d12c6 [2019-11-25 22:41:31,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:31,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:31,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:31,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:31,477 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:31,479 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-25 22:41:31,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b49bc43f/3a2d48609f0e4b669cfbcbf4696643a2/FLAGaa88f55f7 [2019-11-25 22:41:33,061 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:33,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-25 22:41:33,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b49bc43f/3a2d48609f0e4b669cfbcbf4696643a2/FLAGaa88f55f7 [2019-11-25 22:41:33,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b49bc43f/3a2d48609f0e4b669cfbcbf4696643a2 [2019-11-25 22:41:33,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:33,186 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:33,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:33,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:33,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:33,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:33" (1/1) ... [2019-11-25 22:41:33,216 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 25.11 10:41:33, skipping insertion in model container [2019-11-25 22:41:33,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:33" (1/1) ... [2019-11-25 22:41:33,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:33,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:35,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:35,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:36,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:36,227 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:36,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36 WrapperNode [2019-11-25 22:41:36,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:36,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:36,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:36,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:36,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:36,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:36,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:36,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:36,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:36,795 INFO L168 Benchmark]: Toolchain (without parser) took 3606.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 851.9 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:36,796 INFO L168 Benchmark]: CDTParser took 1.15 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. [2019-11-25 22:41:36,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3038.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:36,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.88 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:36,806 INFO L168 Benchmark]: Boogie Preprocessor took 272.12 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:36,817 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 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 3038.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.88 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 272.12 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...