./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label19.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 edeea1f74999e0c407ee107c2e6c77e98295c642 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label19.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 edeea1f74999e0c407ee107c2e6c77e98295c642 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:03,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:03,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:03,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:03,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:03,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:03,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:03,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:03,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:03,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:03,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:03,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:03,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:03,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:03,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:03,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:03,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:03,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:03,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:03,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:03,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:03,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:03,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:03,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:03,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:03,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:03,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:03,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:03,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:03,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:03,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:03,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:03,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:03,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:03,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:03,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:03,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:03,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:03,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:03,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:03,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:03,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:03,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:03,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:03,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:03,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:03,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:03,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:03,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:03,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:03,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:03,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:03,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:03,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:03,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:03,683 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:03,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:03,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:03,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:03,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:03,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:03,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:03,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:03,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:03,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:03,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:03,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:03,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:03,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:03,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:03,691 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 -> edeea1f74999e0c407ee107c2e6c77e98295c642 [2019-11-25 22:41:04,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:04,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:04,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:04,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:04,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:04,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-25 22:41:04,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50755aac0/164763b70c6d482589d9079b2ed5c5c3/FLAGc78fb5a40 [2019-11-25 22:41:05,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:05,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-25 22:41:05,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50755aac0/164763b70c6d482589d9079b2ed5c5c3/FLAGc78fb5a40 [2019-11-25 22:41:06,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50755aac0/164763b70c6d482589d9079b2ed5c5c3 [2019-11-25 22:41:06,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:06,052 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:06,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:06,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:06,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:06,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06, skipping insertion in model container [2019-11-25 22:41:06,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:06,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:08,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:08,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:08,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:08,657 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:08,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08 WrapperNode [2019-11-25 22:41:08,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:08,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:08,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:08,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:08,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:08,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:09,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:09,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:09,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:09,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:08" (1/1) ... [2019-11-25 22:41:09,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:09,583 INFO L168 Benchmark]: Toolchain (without parser) took 3526.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:09,584 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:09,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2603.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:09,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 482.37 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:09,596 INFO L168 Benchmark]: Boogie Preprocessor took 428.78 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:09,607 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2603.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 482.37 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 428.78 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-65d6cd2 [2019-11-25 22:41:13,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:13,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:13,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:13,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:13,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:13,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:13,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:13,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:13,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:13,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:13,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:13,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:13,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:13,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:13,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:13,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:13,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:13,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:13,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:13,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:13,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:13,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:13,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:13,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:13,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:13,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:13,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:13,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:13,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:13,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:13,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:13,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:13,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:13,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:13,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:13,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:13,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:13,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:13,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:13,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:13,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:13,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:13,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:13,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:13,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:13,907 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:13,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:13,908 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:13,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:13,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:13,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:13,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:13,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:13,915 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:13,915 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:13,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:13,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:13,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:13,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:13,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:13,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:13,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:13,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:13,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:13,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:13,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:13,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:13,922 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:13,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:13,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:13,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:13,927 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 -> edeea1f74999e0c407ee107c2e6c77e98295c642 [2019-11-25 22:41:14,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:14,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:14,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:14,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:14,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:14,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-25 22:41:14,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cf10d79/afd88136a2024de1a1e28cc9396ff248/FLAGb40652fbf [2019-11-25 22:41:16,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:16,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-25 22:41:16,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cf10d79/afd88136a2024de1a1e28cc9396ff248/FLAGb40652fbf [2019-11-25 22:41:16,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cf10d79/afd88136a2024de1a1e28cc9396ff248 [2019-11-25 22:41:16,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:16,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:16,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:16,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:16,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:16,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:16,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16, skipping insertion in model container [2019-11-25 22:41:16,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:16,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:16,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:18,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:18,658 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:19,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:19,460 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:19,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19 WrapperNode [2019-11-25 22:41:19,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:19,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:19,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:19,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:19,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:19,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:19,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:19,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:19,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:20,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:20,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:20,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:20,133 INFO L168 Benchmark]: Toolchain (without parser) took 3793.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:20,134 INFO L168 Benchmark]: CDTParser took 2.73 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:20,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3125.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:20,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 351.70 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:20,144 INFO L168 Benchmark]: Boogie Preprocessor took 306.11 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:20,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 3125.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 351.70 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 306.11 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...