./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label42.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/Problem15_label42.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 6431af4732f895d18dfdb0c272251fb37843884c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label42.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 6431af4732f895d18dfdb0c272251fb37843884c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:58:11,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:11,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:11,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:11,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:11,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:11,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:11,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:11,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:11,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:11,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:11,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:11,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:11,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:11,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:11,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:11,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:11,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:11,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:11,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:11,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:11,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:11,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:11,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:11,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:11,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:11,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:11,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:11,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:11,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:11,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:11,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:11,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:11,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:11,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:11,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:11,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:11,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:11,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:11,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:11,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:11,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:11,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:11,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:11,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:11,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:11,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:11,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:11,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:11,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:11,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:11,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:11,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:11,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:11,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:11,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:11,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:11,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:11,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:11,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:11,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:11,665 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:11,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:11,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:11,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:11,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:11,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:11,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:11,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:11,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:11,669 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 -> 6431af4732f895d18dfdb0c272251fb37843884c [2019-11-27 15:58:12,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:12,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:12,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:12,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:12,314 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:12,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-27 15:58:12,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7174dfdd/09330fb83768444cac437618b679b802/FLAGb95e88194 [2019-11-27 15:58:13,972 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:13,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-27 15:58:14,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7174dfdd/09330fb83768444cac437618b679b802/FLAGb95e88194 [2019-11-27 15:58:14,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7174dfdd/09330fb83768444cac437618b679b802 [2019-11-27 15:58:14,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:14,077 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:14,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:14,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:14,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:14,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14, skipping insertion in model container [2019-11-27 15:58:14,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:14,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:15,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:15,898 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:16,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:16,520 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:16,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16 WrapperNode [2019-11-27 15:58:16,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:16,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:16,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:16,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:16,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:16,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:16,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:16,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:16,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:16,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:17,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:17,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:17,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:17,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:17,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:17,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:17,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:17,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:17,486 INFO L168 Benchmark]: Toolchain (without parser) took 3403.39 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 857.1 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:17,487 INFO L168 Benchmark]: CDTParser took 1.99 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 15:58:17,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2444.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 914.9 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:17,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 448.35 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 880.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:17,497 INFO L168 Benchmark]: Boogie Preprocessor took 502.85 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 857.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:17,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2444.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 914.9 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 448.35 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 880.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 502.85 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 857.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 15:58:21,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:21,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:21,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:21,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:21,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:21,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:21,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:21,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:21,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:21,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:21,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:21,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:21,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:21,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:21,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:21,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:21,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:21,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:21,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:21,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:21,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:21,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:21,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:21,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:21,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:21,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:21,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:21,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:21,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:21,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:21,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:21,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:21,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:21,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:21,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:21,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:21,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:21,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:21,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:21,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:21,541 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:21,581 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:21,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:21,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:21,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:21,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:21,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:21,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:21,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:21,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:21,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:21,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:21,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:21,597 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:21,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:21,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:21,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:21,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:21,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:21,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:21,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:21,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:21,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:21,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:21,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:21,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:21,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:21,604 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:21,604 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:21,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:21,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:21,608 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 -> 6431af4732f895d18dfdb0c272251fb37843884c [2019-11-27 15:58:22,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:22,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:22,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:22,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:22,232 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:22,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-27 15:58:22,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/189dbb1b9/d425d6ab6cf7415cb5fd3cf00ed895b9/FLAGe4ccce112 [2019-11-27 15:58:23,854 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:23,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-27 15:58:23,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/189dbb1b9/d425d6ab6cf7415cb5fd3cf00ed895b9/FLAGe4ccce112 [2019-11-27 15:58:23,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/189dbb1b9/d425d6ab6cf7415cb5fd3cf00ed895b9 [2019-11-27 15:58:23,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:23,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:23,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:23,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:23,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:23,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:23" (1/1) ... [2019-11-27 15:58:23,982 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 03:58:23, skipping insertion in model container [2019-11-27 15:58:23,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:23" (1/1) ... [2019-11-27 15:58:24,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:24,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:26,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:26,129 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:26,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:26,883 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:26,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26 WrapperNode [2019-11-27 15:58:26,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:26,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:26,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:26,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:26,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:26,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:27,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:27,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:27,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:27,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:27,503 INFO L168 Benchmark]: Toolchain (without parser) took 3539.11 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 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:27,504 INFO L168 Benchmark]: CDTParser took 0.36 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 15:58:27,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2925.37 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. [2019-11-27 15:58:27,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.99 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:27,515 INFO L168 Benchmark]: Boogie Preprocessor took 308.37 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 852.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:27,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2925.37 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 296.99 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 308.37 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 852.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...