./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label53.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/Problem13_label53.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 f39c1ac65ec5246ee3c903d63425fe1bb9af22cc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label53.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 f39c1ac65ec5246ee3c903d63425fe1bb9af22cc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:56:53,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:53,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:53,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:53,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:53,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:53,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:53,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:53,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:53,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:53,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:53,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:53,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:53,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:53,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:53,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:53,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:53,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:53,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:53,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:53,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:53,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:53,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:53,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:53,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:53,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:53,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:53,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:53,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:53,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:53,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:53,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:53,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:53,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:53,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:53,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:53,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:53,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:53,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:53,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:53,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:53,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:53,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:53,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:53,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:53,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:53,738 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:53,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:53,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:53,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:53,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:53,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:53,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:53,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:53,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:53,746 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:53,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:53,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:53,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:53,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:53,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:53,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:53,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:53,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:53,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:53,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:53,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:53,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:53,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:53,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:53,754 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 -> f39c1ac65ec5246ee3c903d63425fe1bb9af22cc [2019-11-27 15:56:54,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:54,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:54,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:54,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:54,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:54,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2019-11-27 15:56:54,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36cdc5ccf/b5a2bd42dda14c34acdf0e7f1cd8eccd/FLAGb8e4ecc7b [2019-11-27 15:56:56,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:56,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2019-11-27 15:56:56,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36cdc5ccf/b5a2bd42dda14c34acdf0e7f1cd8eccd/FLAGb8e4ecc7b [2019-11-27 15:56:56,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36cdc5ccf/b5a2bd42dda14c34acdf0e7f1cd8eccd [2019-11-27 15:56:56,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:56,523 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:56,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:56,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:56,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:56,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:56,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56, skipping insertion in model container [2019-11-27 15:56:56,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:56,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:56,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:00,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:00,212 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:02,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:02,100 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:02,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02 WrapperNode [2019-11-27 15:57:02,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:02,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:02,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:02,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:02,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:02,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:03,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:03,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:03,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:03,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:03,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:03,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:03,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:03,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:04,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:04,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:04,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:04,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:04,827 INFO L168 Benchmark]: Toolchain (without parser) took 8296.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 807.9 MB in the end (delta: 143.8 MB). Peak memory consumption was 143.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:04,828 INFO L168 Benchmark]: CDTParser took 1.99 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 15:57:04,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5580.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 773.8 MB in the end (delta: 177.8 MB). Peak memory consumption was 177.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:04,834 INFO L168 Benchmark]: Boogie Procedure Inliner took 1479.67 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.9 MB in the end (delta: -103.0 MB). Peak memory consumption was 130.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:04,840 INFO L168 Benchmark]: Boogie Preprocessor took 1229.08 ms. Allocated memory is still 1.0 GB. Free memory was 876.9 MB in the beginning and 807.9 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:04,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 5580.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 773.8 MB in the end (delta: 177.8 MB). Peak memory consumption was 177.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1479.67 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.9 MB in the end (delta: -103.0 MB). Peak memory consumption was 130.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1229.08 ms. Allocated memory is still 1.0 GB. Free memory was 876.9 MB in the beginning and 807.9 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 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 15:57:08,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:08,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:08,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:08,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:08,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:08,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:08,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:08,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:08,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:08,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:08,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:08,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:08,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:08,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:08,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:08,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:08,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:08,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:08,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:08,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:08,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:08,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:08,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:08,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:08,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:08,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:08,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:08,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:08,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:08,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:08,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:08,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:08,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:08,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:08,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:08,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:08,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:08,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:08,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:08,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:08,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:09,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:09,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:09,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:09,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:09,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:09,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:09,041 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:09,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:09,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:09,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:09,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:09,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:09,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:09,046 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:09,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:09,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:09,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:09,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:09,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:09,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:09,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:09,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:09,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:09,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:09,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:09,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:09,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:09,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:09,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:09,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:09,059 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 -> f39c1ac65ec5246ee3c903d63425fe1bb9af22cc [2019-11-27 15:57:09,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:09,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:09,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:09,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:09,652 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:09,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2019-11-27 15:57:09,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83beb312/149939feb4214f5d939f1b858678cb92/FLAGf45317f76 [2019-11-27 15:57:11,571 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:11,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2019-11-27 15:57:11,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83beb312/149939feb4214f5d939f1b858678cb92/FLAGf45317f76 [2019-11-27 15:57:11,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83beb312/149939feb4214f5d939f1b858678cb92 [2019-11-27 15:57:11,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:11,991 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:11,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:11,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:12,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:12,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:11" (1/1) ... [2019-11-27 15:57:12,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12, skipping insertion in model container [2019-11-27 15:57:12,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:11" (1/1) ... [2019-11-27 15:57:12,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:12,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:16,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:16,237 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:18,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:18,248 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:18,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18 WrapperNode [2019-11-27 15:57:18,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:18,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:18,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:18,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:18,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:19,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:19,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:19,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:19,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:19,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:19,709 INFO L168 Benchmark]: Toolchain (without parser) took 7713.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 888.5 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,710 INFO L168 Benchmark]: CDTParser took 1.18 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 15:57:19,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6256.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 725.0 MB in the end (delta: 219.5 MB). Peak memory consumption was 219.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 830.69 ms. Allocated memory is still 1.0 GB. Free memory was 725.0 MB in the beginning and 927.9 MB in the end (delta: -202.9 MB). Peak memory consumption was 49.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,719 INFO L168 Benchmark]: Boogie Preprocessor took 618.99 ms. Allocated memory is still 1.0 GB. Free memory was 927.9 MB in the beginning and 888.5 MB in the end (delta: 39.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 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 6256.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 725.0 MB in the end (delta: 219.5 MB). Peak memory consumption was 219.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 830.69 ms. Allocated memory is still 1.0 GB. Free memory was 725.0 MB in the beginning and 927.9 MB in the end (delta: -202.9 MB). Peak memory consumption was 49.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 618.99 ms. Allocated memory is still 1.0 GB. Free memory was 927.9 MB in the beginning and 888.5 MB in the end (delta: 39.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...