./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label41.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/Problem05_label41.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 f843c3b39b1df513dbda5359caee61cacff188a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label41.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 f843c3b39b1df513dbda5359caee61cacff188a5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:28:50,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:50,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:50,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:50,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:50,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:50,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:50,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:50,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:50,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:50,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:50,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:50,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:50,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:50,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:50,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:50,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:50,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:50,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:50,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:50,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:50,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:50,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:50,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:50,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:50,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:50,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:50,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:50,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:50,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:50,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:50,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:50,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:50,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:50,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:50,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:50,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:50,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:50,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:50,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:50,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:50,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:28:50,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:50,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:50,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:50,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:50,465 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:50,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:50,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:50,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:28:50,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:50,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:50,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:50,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:50,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:50,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:50,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:50,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:50,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:50,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:50,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:50,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:50,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:50,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:50,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:50,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:50,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:50,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:28:50,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:28:50,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:50,481 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 -> f843c3b39b1df513dbda5359caee61cacff188a5 [2019-11-25 22:28:50,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:51,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:51,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:51,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:51,039 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:51,043 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-25 22:28:51,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24fe5d71c/4556de365660454ebc31508260aaedd6/FLAG06630c647 [2019-11-25 22:28:53,124 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:53,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-25 22:28:53,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24fe5d71c/4556de365660454ebc31508260aaedd6/FLAG06630c647 [2019-11-25 22:28:53,493 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24fe5d71c/4556de365660454ebc31508260aaedd6 [2019-11-25 22:28:53,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:53,505 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:53,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:53,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:53,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:53,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:53" (1/1) ... [2019-11-25 22:28:53,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ccb7bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:53, skipping insertion in model container [2019-11-25 22:28:53,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:53" (1/1) ... [2019-11-25 22:28:53,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:54,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:59,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:59,136 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:01,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:02,027 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:02,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02 WrapperNode [2019-11-25 22:29:02,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:02,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:02,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:02,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:02,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:02,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:03,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:03,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:03,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:03,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:02" (1/1) ... [2019-11-25 22:29:03,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:03,830 INFO L168 Benchmark]: Toolchain (without parser) took 10319.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 746.4 MB in the end (delta: 186.5 MB). Peak memory consumption was 186.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:03,832 INFO L168 Benchmark]: CDTParser took 0.44 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 22:29:03,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8520.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.0 MB in the end (delta: 48.9 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:03,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 978.31 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 802.5 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:03,844 INFO L168 Benchmark]: Boogie Preprocessor took 805.87 ms. Allocated memory is still 1.0 GB. Free memory was 802.5 MB in the beginning and 746.4 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:03,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 8520.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.0 MB in the end (delta: 48.9 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 978.31 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 802.5 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.87 ms. Allocated memory is still 1.0 GB. Free memory was 802.5 MB in the beginning and 746.4 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 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 22:29:07,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:07,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:07,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:07,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:07,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:07,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:07,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:07,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:07,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:07,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:07,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:07,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:07,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:07,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:07,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:07,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:07,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:07,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:07,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:07,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:07,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:07,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:07,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:07,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:07,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:07,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:07,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:07,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:07,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:07,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:07,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:07,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:07,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:07,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:07,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:07,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:07,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:07,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:07,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:07,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:07,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:07,865 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:07,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:07,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:07,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:07,874 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:07,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:07,874 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:07,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:07,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:07,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:07,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:07,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:07,880 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:07,882 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:07,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:07,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:07,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:07,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:07,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:07,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:07,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:07,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:07,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:07,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:07,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:07,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:07,890 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:07,892 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:07,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:07,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:07,894 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 -> f843c3b39b1df513dbda5359caee61cacff188a5 [2019-11-25 22:29:08,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:08,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:08,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:08,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:08,487 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:08,490 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-25 22:29:08,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2ae4ba2/9ef44c946d1148bcba3d945706e58ec5/FLAG79bcf6ab8 [2019-11-25 22:29:10,939 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:10,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-25 22:29:11,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2ae4ba2/9ef44c946d1148bcba3d945706e58ec5/FLAG79bcf6ab8 [2019-11-25 22:29:11,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2ae4ba2/9ef44c946d1148bcba3d945706e58ec5 [2019-11-25 22:29:11,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:11,134 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:11,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:11,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:11,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:11,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:11" (1/1) ... [2019-11-25 22:29:11,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:11, skipping insertion in model container [2019-11-25 22:29:11,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:11" (1/1) ... [2019-11-25 22:29:11,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:11,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:16,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:16,913 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:19,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:19,749 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:19,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19 WrapperNode [2019-11-25 22:29:19,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:19,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:19,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:19,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:19,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:19,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:20,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:20,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:20,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:20,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:20,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:20,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:20,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:20,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:20,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:21,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:21,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:21,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:21,296 INFO L168 Benchmark]: Toolchain (without parser) took 10154.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 713.7 MB in the end (delta: 224.9 MB). Peak memory consumption was 225.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:21,297 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-25 22:29:21,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8617.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 844.4 MB in the end (delta: 94.3 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:21,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 720.35 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 769.2 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:21,309 INFO L168 Benchmark]: Boogie Preprocessor took 811.27 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 713.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:21,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 8617.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 844.4 MB in the end (delta: 94.3 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 720.35 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 769.2 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 811.27 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 713.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...