./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label00.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/Problem19_label00.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 790d724835991f8f4cc28f53ac268115f0488a6a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label00.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 790d724835991f8f4cc28f53ac268115f0488a6a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:43:50,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:50,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:50,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:50,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:50,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:50,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:50,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:50,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:50,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:50,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:50,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:50,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:50,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:50,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:50,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:50,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:50,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:50,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:50,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:50,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:50,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:50,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:50,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:50,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:50,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:50,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:50,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:50,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:50,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:50,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:50,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:50,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:50,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:50,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:50,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:50,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:50,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:50,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:50,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:50,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:50,512 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:50,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:50,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:50,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:50,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:50,556 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:50,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:50,557 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:50,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:50,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:50,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:50,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:50,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:50,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:50,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:50,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:50,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:50,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:50,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:50,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:50,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:50,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:50,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:50,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:50,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:50,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:50,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:50,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:50,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:50,570 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 -> 790d724835991f8f4cc28f53ac268115f0488a6a [2019-11-25 22:43:51,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:51,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:51,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:51,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:51,183 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:51,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-25 22:43:51,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6570d070d/910cef189be541aabe1b3046c9730da6/FLAG59c8c0595 [2019-11-25 22:43:53,394 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:53,397 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-25 22:43:53,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6570d070d/910cef189be541aabe1b3046c9730da6/FLAG59c8c0595 [2019-11-25 22:43:53,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6570d070d/910cef189be541aabe1b3046c9730da6 [2019-11-25 22:43:53,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:53,555 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:53,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:53,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:53,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:53,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:53" (1/1) ... [2019-11-25 22:43:53,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:53, skipping insertion in model container [2019-11-25 22:43:53,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:53" (1/1) ... [2019-11-25 22:43:53,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:54,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:58,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:58,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:01,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:01,521 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:01,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01 WrapperNode [2019-11-25 22:44:01,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:01,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:01,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:01,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:01,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:01,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:02,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:02,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:02,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:02,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:02,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:02,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:03,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:03,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:04,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:04,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:04,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:01" (1/1) ... [2019-11-25 22:44:05,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:05,060 INFO L168 Benchmark]: Toolchain (without parser) took 11497.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 779.9 MB in the end (delta: 153.2 MB). Peak memory consumption was 387.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:05,063 INFO L168 Benchmark]: CDTParser took 0.47 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 22:44:05,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7969.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.4 MB in the end (delta: 66.6 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:05,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 1325.61 ms. Allocated memory is still 1.0 GB. Free memory was 866.4 MB in the beginning and 702.4 MB in the end (delta: 164.0 MB). Peak memory consumption was 164.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:05,073 INFO L168 Benchmark]: Boogie Preprocessor took 2196.20 ms. Allocated memory is still 1.0 GB. Free memory was 702.4 MB in the beginning and 779.9 MB in the end (delta: -77.5 MB). Peak memory consumption was 156.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:05,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 7969.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.4 MB in the end (delta: 66.6 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1325.61 ms. Allocated memory is still 1.0 GB. Free memory was 866.4 MB in the beginning and 702.4 MB in the end (delta: 164.0 MB). Peak memory consumption was 164.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2196.20 ms. Allocated memory is still 1.0 GB. Free memory was 702.4 MB in the beginning and 779.9 MB in the end (delta: -77.5 MB). Peak memory consumption was 156.9 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 22:44:09,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:09,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:09,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:09,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:09,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:09,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:09,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:09,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:09,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:09,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:09,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:09,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:09,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:09,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:09,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:09,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:09,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:09,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:09,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:09,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:09,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:09,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:09,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:09,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:09,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:09,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:09,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:09,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:09,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:09,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:09,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:09,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:09,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:09,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:09,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:09,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:09,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:09,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:09,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:09,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:09,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:09,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:09,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:09,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:09,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:09,317 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:09,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:09,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:09,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:09,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:09,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:09,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:09,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:09,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:09,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:09,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:09,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:09,328 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:09,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:09,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:09,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:09,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:09,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:09,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:09,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:09,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:09,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:09,332 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:09,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:09,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:09,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:09,337 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 -> 790d724835991f8f4cc28f53ac268115f0488a6a [2019-11-25 22:44:09,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:09,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:09,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:09,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:09,893 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:09,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-25 22:44:10,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f7130af/d77199a5622d49cd98f4dc6dd8206dea/FLAGaa6275b8c [2019-11-25 22:44:11,999 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:12,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-25 22:44:12,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f7130af/d77199a5622d49cd98f4dc6dd8206dea/FLAGaa6275b8c [2019-11-25 22:44:12,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f7130af/d77199a5622d49cd98f4dc6dd8206dea [2019-11-25 22:44:12,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:12,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:12,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:12,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:12,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:12,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:12" (1/1) ... [2019-11-25 22:44:12,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:12, skipping insertion in model container [2019-11-25 22:44:12,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:12" (1/1) ... [2019-11-25 22:44:12,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:12,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:18,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:18,292 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:21,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:21,546 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:21,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21 WrapperNode [2019-11-25 22:44:21,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:21,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:21,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:21,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:21,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:21,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:22,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:22,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:22,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:22,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:22,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:22,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:22,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:22,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:23,728 INFO L168 Benchmark]: Toolchain (without parser) took 11493.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 875.3 MB in the end (delta: 56.3 MB). Peak memory consumption was 319.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:23,729 INFO L168 Benchmark]: CDTParser took 1.76 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 22:44:23,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9310.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 778.9 MB in the end (delta: 152.6 MB). Peak memory consumption was 253.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:23,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 741.49 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 710.8 MB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:23,739 INFO L168 Benchmark]: Boogie Preprocessor took 1426.34 ms. Allocated memory is still 1.0 GB. Free memory was 710.8 MB in the beginning and 875.3 MB in the end (delta: -164.5 MB). Peak memory consumption was 98.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:23,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 9310.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 778.9 MB in the end (delta: 152.6 MB). Peak memory consumption was 253.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 741.49 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 710.8 MB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1426.34 ms. Allocated memory is still 1.0 GB. Free memory was 710.8 MB in the beginning and 875.3 MB in the end (delta: -164.5 MB). Peak memory consumption was 98.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...