./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label21.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/Problem16_label21.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 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label21.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 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:50,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:50,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:50,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:50,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:50,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:50,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:50,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:50,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:50,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:50,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:50,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:50,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:50,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:50,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:50,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:50,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:50,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:50,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:50,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:50,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:50,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:50,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:50,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:50,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:50,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:50,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:50,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:50,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:50,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:50,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:50,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:50,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:50,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:50,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:50,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:50,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:50,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:50,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:50,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:50,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:50,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:50,640 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:50,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:50,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:50,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:50,647 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:50,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:50,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:50,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:50,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:50,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:50,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:50,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:50,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:50,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:50,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:50,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:50,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:50,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:50,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:50,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:50,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:50,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:50,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:50,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:50,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:50,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:50,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:50,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:50,666 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 -> 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 [2019-11-27 09:36:51,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:51,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:51,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:51,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:51,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:51,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-27 09:36:51,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f38590012/a2636eca238b49d1b2fc597ce874a21c/FLAG6ae566eb9 [2019-11-27 09:36:52,859 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:52,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-27 09:36:52,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f38590012/a2636eca238b49d1b2fc597ce874a21c/FLAG6ae566eb9 [2019-11-27 09:36:52,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f38590012/a2636eca238b49d1b2fc597ce874a21c [2019-11-27 09:36:52,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:52,961 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:52,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:52,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:52,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:52,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52, skipping insertion in model container [2019-11-27 09:36:52,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:53,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:53,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:54,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:54,884 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:55,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:55,438 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:55,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55 WrapperNode [2019-11-27 09:36:55,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:55,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:55,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:55,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:55,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:55,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:55,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:55,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:55,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:56,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:56,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:56,098 INFO L168 Benchmark]: Toolchain (without parser) took 3133.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.4 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:56,100 INFO L168 Benchmark]: CDTParser took 0.42 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 09:36:56,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2472.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:56,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:56,111 INFO L168 Benchmark]: Boogie Preprocessor took 321.67 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:56,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2472.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 326.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 321.67 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:00,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:00,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:00,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:00,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:00,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:00,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:00,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:00,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:00,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:00,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:00,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:00,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:00,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:00,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:00,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:00,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:00,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:00,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:00,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:00,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:00,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:00,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:00,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:00,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:00,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:00,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:00,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:00,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:00,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:00,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:00,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:00,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:00,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:00,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:00,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:00,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:00,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:00,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:00,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:00,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:00,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:00,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:00,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:00,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:00,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:00,263 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:00,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:00,263 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:00,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:00,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:00,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:00,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:00,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:00,268 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:00,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:00,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:00,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:00,271 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:00,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:00,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:00,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:00,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:00,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:00,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:00,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:00,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:00,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:00,280 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:00,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:00,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:00,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:00,282 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 -> 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 [2019-11-27 09:37:00,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:00,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:00,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:00,983 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:00,984 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:00,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-27 09:37:01,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d9df1504/d0ab0c80ffea464db65163c0fae4f050/FLAG70cc1310b [2019-11-27 09:37:02,499 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:02,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-27 09:37:02,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d9df1504/d0ab0c80ffea464db65163c0fae4f050/FLAG70cc1310b [2019-11-27 09:37:02,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d9df1504/d0ab0c80ffea464db65163c0fae4f050 [2019-11-27 09:37:02,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:02,606 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:02,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:02,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:02,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:02,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:02" (1/1) ... [2019-11-27 09:37:02,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:02, skipping insertion in model container [2019-11-27 09:37:02,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:02" (1/1) ... [2019-11-27 09:37:02,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:02,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:04,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:04,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:05,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:05,650 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:05,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05 WrapperNode [2019-11-27 09:37:05,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:05,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:05,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:05,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:05,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:05,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:05,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:05,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:05,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:06,123 INFO L168 Benchmark]: Toolchain (without parser) took 3512.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.4 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,124 INFO L168 Benchmark]: CDTParser took 0.49 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 09:37:06,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3042.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.84 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,134 INFO L168 Benchmark]: Boogie Preprocessor took 249.06 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,144 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 3042.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.84 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.06 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...