./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label47.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/Problem06_label47.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 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label47.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 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:47:00,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:00,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:00,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:00,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:00,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:00,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:00,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:00,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:00,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:00,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:00,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:00,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:00,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:00,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:00,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:00,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:00,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:00,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:00,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:00,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:00,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:00,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:00,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:00,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:00,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:00,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:00,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:00,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:00,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:00,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:00,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:00,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:00,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:00,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:00,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:00,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:00,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:00,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:00,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:00,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:00,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:47:00,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:00,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:00,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:00,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:00,826 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:00,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:00,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:00,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:47:00,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:00,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:00,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:00,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:00,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:00,831 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:00,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:00,834 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:00,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:00,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:00,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:00,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:00,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:00,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:00,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:00,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:00,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:00,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:47:00,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:47:00,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:00,840 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 -> 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a [2019-11-27 15:47:01,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:01,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:01,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:01,416 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:01,419 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:01,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-27 15:47:01,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b459de8/4b57632c6ac74ebf91d0711227941f8f/FLAG87b04fc52 [2019-11-27 15:47:03,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:03,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-27 15:47:03,611 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b459de8/4b57632c6ac74ebf91d0711227941f8f/FLAG87b04fc52 [2019-11-27 15:47:03,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b459de8/4b57632c6ac74ebf91d0711227941f8f [2019-11-27 15:47:03,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:03,663 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:03,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:03,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:03,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:03,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:03" (1/1) ... [2019-11-27 15:47:03,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:03, skipping insertion in model container [2019-11-27 15:47:03,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:03" (1/1) ... [2019-11-27 15:47:03,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:04,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:08,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:08,819 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:11,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:11,385 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:11,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11 WrapperNode [2019-11-27 15:47:11,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:11,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:11,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:11,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:11,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:11,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:12,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:12,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:12,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:12,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:11" (1/1) ... [2019-11-27 15:47:12,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:12,960 INFO L168 Benchmark]: Toolchain (without parser) took 9290.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 784.3 MB in the end (delta: 148.7 MB). Peak memory consumption was 148.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:12,961 INFO L168 Benchmark]: CDTParser took 0.39 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 15:47:12,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7718.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:12,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 720.75 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 835.5 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:12,972 INFO L168 Benchmark]: Boogie Preprocessor took 840.69 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 784.3 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:12,983 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 7718.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 720.75 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 835.5 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 840.69 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 784.3 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 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 15:47:17,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:17,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:17,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:17,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:17,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:17,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:17,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:17,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:17,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:17,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:17,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:17,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:17,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:17,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:17,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:17,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:17,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:17,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:17,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:17,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:17,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:17,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:17,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:17,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:17,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:17,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:17,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:17,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:17,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:17,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:17,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:17,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:17,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:17,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:17,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:17,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:17,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:17,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:17,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:17,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:17,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:47:17,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:17,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:17,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:17,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:17,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:17,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:17,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:17,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:17,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:17,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:17,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:17,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:17,255 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:47:17,255 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:47:17,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:17,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:17,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:17,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:17,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:17,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:17,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:17,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:17,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:17,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:17,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:17,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:17,263 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:47:17,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:47:17,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:17,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:47:17,267 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 -> 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a [2019-11-27 15:47:17,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:17,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:17,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:17,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:17,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:17,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-27 15:47:18,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d340704e5/8f62d0bbc417443f97c4239e1312ae01/FLAG9268ccceb [2019-11-27 15:47:20,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:20,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-27 15:47:20,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d340704e5/8f62d0bbc417443f97c4239e1312ae01/FLAG9268ccceb [2019-11-27 15:47:20,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d340704e5/8f62d0bbc417443f97c4239e1312ae01 [2019-11-27 15:47:20,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:20,297 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:20,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:20,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:20,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:20,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:20" (1/1) ... [2019-11-27 15:47:20,323 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 27.11 03:47:20, skipping insertion in model container [2019-11-27 15:47:20,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:20" (1/1) ... [2019-11-27 15:47:20,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:20,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:25,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:25,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:28,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:28,283 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:28,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28 WrapperNode [2019-11-27 15:47:28,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:28,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:28,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:28,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:28,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:28,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:29,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:29,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:29,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:29,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:28" (1/1) ... [2019-11-27 15:47:29,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:29,876 INFO L168 Benchmark]: Toolchain (without parser) took 9578.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 760.7 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:29,877 INFO L168 Benchmark]: CDTParser took 2.68 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 15:47:29,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7986.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 269.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:29,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 712.28 ms. Allocated memory is still 1.0 GB. Free memory was 888.9 MB in the beginning and 811.0 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:29,890 INFO L168 Benchmark]: Boogie Preprocessor took 865.08 ms. Allocated memory is still 1.0 GB. Free memory was 811.0 MB in the beginning and 760.7 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:29,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 7986.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 269.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 712.28 ms. Allocated memory is still 1.0 GB. Free memory was 888.9 MB in the beginning and 811.0 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 865.08 ms. Allocated memory is still 1.0 GB. Free memory was 811.0 MB in the beginning and 760.7 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...