./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label08.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 399981d1f77437507d7c8032dd873f53bfb6a12b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label08.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 399981d1f77437507d7c8032dd873f53bfb6a12b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:11,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:11,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:11,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:11,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:11,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:11,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:11,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:11,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:11,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:11,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:11,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:11,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:11,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:11,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:11,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:11,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:11,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:11,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:11,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:11,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:11,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:11,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:11,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:11,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:11,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:11,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:11,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:11,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:11,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:11,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:11,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:11,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:11,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:11,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:11,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:11,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:11,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:11,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:11,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:11,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:11,783 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:11,830 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:11,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:11,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:11,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:11,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:11,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:11,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:11,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:11,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:11,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:11,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:11,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:11,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:11,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:11,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:11,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:11,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:11,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:11,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:11,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:11,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:11,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:11,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:11,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:11,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:11,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:11,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:11,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:11,861 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 -> 399981d1f77437507d7c8032dd873f53bfb6a12b [2019-11-26 16:47:12,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:12,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:12,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:12,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:12,573 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:12,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-26 16:47:12,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f93beddfd/9c9e15d62622443a9e043cf16f666a52/FLAGe3a99a89c [2019-11-26 16:47:14,451 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:14,455 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-26 16:47:14,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f93beddfd/9c9e15d62622443a9e043cf16f666a52/FLAGe3a99a89c [2019-11-26 16:47:14,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f93beddfd/9c9e15d62622443a9e043cf16f666a52 [2019-11-26 16:47:14,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:14,603 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:14,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:14,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:14,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:14,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14, skipping insertion in model container [2019-11-26 16:47:14,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:15,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:18,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:18,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:20,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:20,284 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:20,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20 WrapperNode [2019-11-26 16:47:20,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:20,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:20,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:20,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:20,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:20,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:21,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:21,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:21,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:21,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:21,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:21,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:21,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:21,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:22,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:22,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:22,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:20" (1/1) ... [2019-11-26 16:47:22,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:22,865 INFO L168 Benchmark]: Toolchain (without parser) took 8256.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 813.2 MB in the end (delta: 137.1 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:22,868 INFO L168 Benchmark]: CDTParser took 3.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:22,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5682.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 785.3 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:22,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 1435.31 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 880.0 MB in the end (delta: -94.7 MB). Peak memory consumption was 146.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:22,876 INFO L168 Benchmark]: Boogie Preprocessor took 1129.78 ms. Allocated memory is still 1.0 GB. Free memory was 880.0 MB in the beginning and 813.2 MB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:22,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 5682.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 785.3 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1435.31 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 880.0 MB in the end (delta: -94.7 MB). Peak memory consumption was 146.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1129.78 ms. Allocated memory is still 1.0 GB. Free memory was 880.0 MB in the beginning and 813.2 MB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 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 0.1.24-025d5a2 [2019-11-26 16:47:26,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:26,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:27,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:27,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:27,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:27,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:27,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:27,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:27,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:27,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:27,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:27,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:27,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:27,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:27,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:27,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:27,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:27,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:27,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:27,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:27,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:27,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:27,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:27,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:27,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:27,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:27,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:27,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:27,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:27,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:27,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:27,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:27,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:27,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:27,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:27,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:27,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:27,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:27,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:27,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:27,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:27,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:27,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:27,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:27,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:27,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:27,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:27,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:27,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:27,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:27,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:27,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:27,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:27,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:27,202 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:27,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:27,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:27,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:27,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:27,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:27,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:27,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:27,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:27,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:27,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:27,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:27,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:27,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:27,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:27,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:27,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:27,214 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 -> 399981d1f77437507d7c8032dd873f53bfb6a12b [2019-11-26 16:47:27,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:27,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:27,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:27,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:27,871 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:27,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-26 16:47:28,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5725d6b3/54a97a2a7dde4548910954f8906e417a/FLAG301b0a263 [2019-11-26 16:47:29,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:29,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-26 16:47:29,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5725d6b3/54a97a2a7dde4548910954f8906e417a/FLAG301b0a263 [2019-11-26 16:47:29,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5725d6b3/54a97a2a7dde4548910954f8906e417a [2019-11-26 16:47:30,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:30,013 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:30,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:30,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:30,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:30,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:30,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30, skipping insertion in model container [2019-11-26 16:47:30,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:30,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:30,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:34,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:34,107 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:35,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:35,846 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:35,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35 WrapperNode [2019-11-26 16:47:35,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:35,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:35,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:35,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:35,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:36,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:36,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:36,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:36,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:36,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:36,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:36,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:36,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:36,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:37,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:37,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:37,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:35" (1/1) ... [2019-11-26 16:47:37,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:37,305 INFO L168 Benchmark]: Toolchain (without parser) took 7286.48 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 886.6 MB in the end (delta: 57.9 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:37,306 INFO L168 Benchmark]: CDTParser took 2.00 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:37,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5829.05 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 720.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:37,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 872.18 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 920.5 MB in the end (delta: -199.6 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:37,315 INFO L168 Benchmark]: Boogie Preprocessor took 576.02 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 886.6 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:37,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 5829.05 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 720.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 872.18 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 920.5 MB in the end (delta: -199.6 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 576.02 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 886.6 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...