./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem13_label52.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 cd5d2814619c3a2c5f6072d0f58876c6b2ec593b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label52.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 cd5d2814619c3a2c5f6072d0f58876c6b2ec593b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:03,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:03,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:03,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:03,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:03,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:03,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:03,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:03,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:03,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:03,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:03,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:03,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:03,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:03,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:03,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:03,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:03,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:03,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:03,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:03,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:03,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:03,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:03,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:03,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:03,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:03,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:03,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:03,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:03,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:03,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:03,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:03,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:03,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:03,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:03,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:03,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:03,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:03,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:03,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:03,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:03,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:03,581 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:03,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:03,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:03,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:03,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:03,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:03,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:03,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:03,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:03,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:03,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:03,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:03,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:03,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:03,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:03,600 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:03,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:03,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:03,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:03,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:03,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:03,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:03,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:03,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:03,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:03,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:03,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:03,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:03,607 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 -> cd5d2814619c3a2c5f6072d0f58876c6b2ec593b [2019-11-27 09:35:04,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:04,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:04,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:04,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:04,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:04,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 09:35:04,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c478db78a/047c8fd53e3240f3befa8512dc7690e4/FLAG2304f19d6 [2019-11-27 09:35:06,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:06,114 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 09:35:06,208 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c478db78a/047c8fd53e3240f3befa8512dc7690e4/FLAG2304f19d6 [2019-11-27 09:35:06,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c478db78a/047c8fd53e3240f3befa8512dc7690e4 [2019-11-27 09:35:06,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:06,262 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:06,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:06,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:06,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:06,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:06" (1/1) ... [2019-11-27 09:35:06,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:06, skipping insertion in model container [2019-11-27 09:35:06,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:06" (1/1) ... [2019-11-27 09:35:06,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:06,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:09,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:09,890 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:11,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:11,777 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:11,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11 WrapperNode [2019-11-27 09:35:11,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:11,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:11,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:11,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:11,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:11,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:13,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:13,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:13,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:13,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:13,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:13,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:13,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:13,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:14,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:14,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:14,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:14,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:14,553 INFO L168 Benchmark]: Toolchain (without parser) took 8288.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 806.1 MB in the end (delta: 144.1 MB). Peak memory consumption was 144.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:14,555 INFO L168 Benchmark]: CDTParser took 0.37 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 09:35:14,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5515.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:14,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 1431.79 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.1 MB in the end (delta: -99.3 MB). Peak memory consumption was 129.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:14,565 INFO L168 Benchmark]: Boogie Preprocessor took 1331.32 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 806.1 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:14,576 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5515.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1431.79 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.1 MB in the end (delta: -99.3 MB). Peak memory consumption was 129.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1331.32 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 806.1 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 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-da95e15 [2019-11-27 09:35:18,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:18,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:18,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:18,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:18,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:18,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:18,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:18,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:18,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:18,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:18,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:18,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:18,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:18,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:18,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:18,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:18,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:18,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:18,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:18,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:18,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:18,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:18,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:18,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:18,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:18,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:18,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:18,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:18,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:18,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:18,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:18,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:18,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:18,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:18,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:18,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:18,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:18,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:18,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:18,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:18,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:19,027 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:19,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:19,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:19,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:19,036 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:19,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:19,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:19,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:19,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:19,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:19,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:19,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:19,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:19,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:19,044 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:19,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:19,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:19,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:19,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:19,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:19,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:19,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:19,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:19,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:19,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:19,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:19,050 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:19,051 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:19,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:19,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:19,053 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 -> cd5d2814619c3a2c5f6072d0f58876c6b2ec593b [2019-11-27 09:35:19,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:19,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:19,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:19,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:19,667 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:19,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 09:35:19,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6b558c5/b6d970826a0341719450ea0c16b18008/FLAG8fdd92511 [2019-11-27 09:35:21,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:21,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 09:35:21,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6b558c5/b6d970826a0341719450ea0c16b18008/FLAG8fdd92511 [2019-11-27 09:35:21,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6b558c5/b6d970826a0341719450ea0c16b18008 [2019-11-27 09:35:21,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:21,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:21,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:21,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:21,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:21,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:21" (1/1) ... [2019-11-27 09:35:21,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:21, skipping insertion in model container [2019-11-27 09:35:21,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:21" (1/1) ... [2019-11-27 09:35:21,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:22,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:25,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:25,526 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:27,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:27,189 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:27,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27 WrapperNode [2019-11-27 09:35:27,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:27,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:27,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:27,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:27,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:27,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:28,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:28,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:28,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:28,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:27" (1/1) ... [2019-11-27 09:35:28,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:28,610 INFO L168 Benchmark]: Toolchain (without parser) took 6963.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.3 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,612 INFO L168 Benchmark]: CDTParser took 2.51 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 09:35:28,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5547.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 893.41 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 919.9 MB in the end (delta: -197.6 MB). Peak memory consumption was 45.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,622 INFO L168 Benchmark]: Boogie Preprocessor took 512.73 ms. Allocated memory is still 1.0 GB. Free memory was 919.9 MB in the beginning and 883.3 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,633 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51 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 5547.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 893.41 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 919.9 MB in the end (delta: -197.6 MB). Peak memory consumption was 45.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 512.73 ms. Allocated memory is still 1.0 GB. Free memory was 919.9 MB in the beginning and 883.3 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...