./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label04.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_label04.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 e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label04.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 e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:46:14,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:14,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:14,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:14,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:14,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:14,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:14,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:14,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:14,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:14,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:14,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:14,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:14,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:14,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:14,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:14,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:14,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:14,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:14,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:14,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:14,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:14,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:14,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:14,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:14,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:14,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:14,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:14,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:14,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:14,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:14,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:14,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:14,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:14,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:14,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:14,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:14,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:14,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:14,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:14,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:14,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:14,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:14,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:14,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:14,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:14,667 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:14,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:14,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:14,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:14,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:14,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:14,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:14,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:14,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:14,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:14,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:14,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:14,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:14,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:14,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:14,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:14,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:14,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:14,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:14,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:14,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:14,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:14,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:14,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:14,684 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 -> e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e [2019-11-27 15:46:15,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:15,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:15,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:15,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:15,279 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:15,280 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-27 15:46:15,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e15f6db7/3eee79a02a9542d5b383b5573d187c99/FLAGc50ae5e84 [2019-11-27 15:46:17,489 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:17,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-27 15:46:17,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e15f6db7/3eee79a02a9542d5b383b5573d187c99/FLAGc50ae5e84 [2019-11-27 15:46:18,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e15f6db7/3eee79a02a9542d5b383b5573d187c99 [2019-11-27 15:46:18,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:18,133 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:18,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:18,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:18,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:18,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:18" (1/1) ... [2019-11-27 15:46:18,163 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 03:46:18, skipping insertion in model container [2019-11-27 15:46:18,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:18" (1/1) ... [2019-11-27 15:46:18,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:18,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:23,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:23,295 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:25,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:26,011 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:26,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26 WrapperNode [2019-11-27 15:46:26,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:26,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:26,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:26,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:26,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:26,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:27,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:27,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:27,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:27,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:27,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:27,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:27,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:27,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:27,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:27,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:27,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:26" (1/1) ... [2019-11-27 15:46:28,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:28,085 INFO L168 Benchmark]: Toolchain (without parser) took 9945.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 815.1 MB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,086 INFO L168 Benchmark]: CDTParser took 1.38 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 15:46:28,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7875.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 709.8 MB in the end (delta: 223.1 MB). Peak memory consumption was 223.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 1132.09 ms. Allocated memory is still 1.0 GB. Free memory was 709.8 MB in the beginning and 867.9 MB in the end (delta: -158.0 MB). Peak memory consumption was 58.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,096 INFO L168 Benchmark]: Boogie Preprocessor took 924.93 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 815.1 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,106 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 7875.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 709.8 MB in the end (delta: 223.1 MB). Peak memory consumption was 223.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1132.09 ms. Allocated memory is still 1.0 GB. Free memory was 709.8 MB in the beginning and 867.9 MB in the end (delta: -158.0 MB). Peak memory consumption was 58.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 924.93 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 815.1 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:46:31,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:31,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:32,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:32,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:32,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:32,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:32,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:32,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:32,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:32,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:32,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:32,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:32,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:32,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:32,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:32,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:32,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:32,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:32,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:32,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:32,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:32,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:32,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:32,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:32,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:32,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:32,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:32,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:32,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:32,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:32,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:32,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:32,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:32,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:32,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:32,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:32,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:32,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:32,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:32,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:32,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:32,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:32,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:32,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:32,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:32,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:32,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:32,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:32,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:32,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:32,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:32,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:32,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:32,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:32,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:32,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:32,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:32,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:32,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:32,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:32,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:32,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:32,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:32,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:32,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:32,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:32,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:32,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:32,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:32,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:32,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:32,213 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 -> e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e [2019-11-27 15:46:32,762 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:32,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:32,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:32,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:32,804 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:32,808 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-27 15:46:32,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4898607b1/1aaf4276f2af4042a17588ba8ea8fac3/FLAG0268984e4 [2019-11-27 15:46:34,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:34,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-27 15:46:34,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4898607b1/1aaf4276f2af4042a17588ba8ea8fac3/FLAG0268984e4 [2019-11-27 15:46:35,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4898607b1/1aaf4276f2af4042a17588ba8ea8fac3 [2019-11-27 15:46:35,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:35,101 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:35,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:35,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:35,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:35,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:35" (1/1) ... [2019-11-27 15:46:35,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd97aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:35, skipping insertion in model container [2019-11-27 15:46:35,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:35" (1/1) ... [2019-11-27 15:46:35,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:35,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:40,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:40,473 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:43,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:43,445 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:43,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43 WrapperNode [2019-11-27 15:46:43,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:43,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:43,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:43,451 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:43,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:43,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:44,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:44,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:44,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:44,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:44,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:44,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:44,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:44,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:44,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:44,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:44,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:43" (1/1) ... [2019-11-27 15:46:45,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:45,061 INFO L168 Benchmark]: Toolchain (without parser) took 9954.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.4 MB in the beginning and 796.0 MB in the end (delta: 138.4 MB). Peak memory consumption was 138.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,062 INFO L168 Benchmark]: CDTParser took 0.38 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 15:46:45,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8338.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.4 MB in the beginning and 920.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 279.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 818.54 ms. Allocated memory is still 1.0 GB. Free memory was 920.9 MB in the beginning and 851.1 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,073 INFO L168 Benchmark]: Boogie Preprocessor took 785.72 ms. Allocated memory is still 1.0 GB. Free memory was 851.1 MB in the beginning and 796.0 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 8338.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.4 MB in the beginning and 920.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 279.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 818.54 ms. Allocated memory is still 1.0 GB. Free memory was 920.9 MB in the beginning and 851.1 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 785.72 ms. Allocated memory is still 1.0 GB. Free memory was 851.1 MB in the beginning and 796.0 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...