./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label12.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/Problem18_label12.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 6fc711bbe981d93d0cfb72cab3971eed23201a2c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label12.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 6fc711bbe981d93d0cfb72cab3971eed23201a2c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:04,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:04,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:04,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:04,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:04,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:04,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:04,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:04,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:04,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:04,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:04,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:04,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:04,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:04,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:04,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:04,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:04,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:04,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:04,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:04,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:04,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:04,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:04,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:04,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:04,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:04,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:04,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:04,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:04,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:04,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:04,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:04,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:04,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:04,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:04,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:04,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:04,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:04,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:04,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:04,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:04,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:04,680 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:04,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:04,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:04,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:04,688 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:04,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:04,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:04,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:04,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:04,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:04,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:04,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:04,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:04,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:04,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:04,694 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:04,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:04,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:04,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:04,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:04,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:04,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:04,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:04,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:04,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:04,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:04,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:04,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:04,703 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 -> 6fc711bbe981d93d0cfb72cab3971eed23201a2c [2019-11-27 16:00:05,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:05,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:05,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:05,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:05,398 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:05,400 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 16:00:05,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba5fa2ab/10d3551a476d4f908064feeb9d63392a/FLAGc87a18d9d [2019-11-27 16:00:07,193 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:07,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 16:00:07,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba5fa2ab/10d3551a476d4f908064feeb9d63392a/FLAGc87a18d9d [2019-11-27 16:00:07,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba5fa2ab/10d3551a476d4f908064feeb9d63392a [2019-11-27 16:00:07,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:07,319 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:07,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:07,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:07,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:07,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07, skipping insertion in model container [2019-11-27 16:00:07,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:07,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:09,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:09,844 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:10,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:10,977 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:10,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10 WrapperNode [2019-11-27 16:00:10,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:10,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:10,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:10,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:11,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:11,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:11,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:11,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:11,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:12,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:12,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:12,177 INFO L168 Benchmark]: Toolchain (without parser) took 4852.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 798.6 MB in the end (delta: 151.7 MB). Peak memory consumption was 151.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,179 INFO L168 Benchmark]: CDTParser took 2.20 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 16:00:12,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3658.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 599.72 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,189 INFO L168 Benchmark]: Boogie Preprocessor took 585.86 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 798.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.20 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 3658.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 599.72 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 585.86 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 798.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:16,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:16,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:16,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:16,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:16,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:16,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:16,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:16,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:16,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:16,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:16,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:16,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:16,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:16,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:16,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:16,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:16,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:16,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:16,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:16,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:16,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:16,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:16,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:16,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:16,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:16,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:16,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:16,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:16,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:16,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:16,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:16,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:16,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:16,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:16,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:16,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:16,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:16,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:16,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:16,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:16,582 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:16,643 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:16,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:16,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:16,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:16,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:16,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:16,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:16,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:16,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:16,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:16,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:16,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:16,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:16,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:16,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:16,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:16,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:16,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:16,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:16,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:16,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:16,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:16,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:16,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:16,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:16,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:16,669 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:16,669 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:16,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:16,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:16,672 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 -> 6fc711bbe981d93d0cfb72cab3971eed23201a2c [2019-11-27 16:00:17,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:17,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:17,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:17,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:17,395 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:17,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 16:00:17,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b5aad5a2/8b5be35929824adf9268af178bb7a199/FLAG0094dcd02 [2019-11-27 16:00:19,226 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:19,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 16:00:19,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b5aad5a2/8b5be35929824adf9268af178bb7a199/FLAG0094dcd02 [2019-11-27 16:00:19,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b5aad5a2/8b5be35929824adf9268af178bb7a199 [2019-11-27 16:00:19,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:19,742 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:19,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:19,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:19,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:19,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:19,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50affd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19, skipping insertion in model container [2019-11-27 16:00:19,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:19,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:20,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:22,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:22,449 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:23,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:23,461 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:23,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23 WrapperNode [2019-11-27 16:00:23,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:23,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:23,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:23,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:23,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:23,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:23,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:23,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:23,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:24,336 INFO L168 Benchmark]: Toolchain (without parser) took 4588.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 798.8 MB in the end (delta: 157.2 MB). Peak memory consumption was 157.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,339 INFO L168 Benchmark]: CDTParser took 3.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:24,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3707.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 844.9 MB in the end (delta: 111.1 MB). Peak memory consumption was 111.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 421.68 ms. Allocated memory is still 1.0 GB. Free memory was 844.9 MB in the beginning and 822.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,349 INFO L168 Benchmark]: Boogie Preprocessor took 440.40 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 798.8 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,359 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3707.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 844.9 MB in the end (delta: 111.1 MB). Peak memory consumption was 111.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 421.68 ms. Allocated memory is still 1.0 GB. Free memory was 844.9 MB in the beginning and 822.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 440.40 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 798.8 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...