./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label17.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/Problem14_label17.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 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label17.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 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:35:29,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:29,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:29,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:29,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:29,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:29,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:29,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:29,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:29,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:29,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:29,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:29,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:29,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:29,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:29,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:29,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:29,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:29,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:29,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:29,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:29,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:29,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:29,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:29,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:29,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:29,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:29,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:29,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:29,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:29,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:29,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:29,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:29,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:29,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:29,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:29,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:29,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:29,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:29,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:29,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:29,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:29,586 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:29,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:29,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:29,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:29,595 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:29,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:29,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:29,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:29,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:29,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:29,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:29,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:29,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:29,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:29,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:29,603 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:29,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:29,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:29,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:29,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:29,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:29,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:29,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:29,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:29,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:29,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:29,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:29,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:29,610 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 -> 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 [2019-11-27 09:35:30,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:30,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:30,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:30,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:30,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:30,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-27 09:35:30,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8097bdbd2/b7c5505b3190456ebad767d5eea92453/FLAGa9a22bf6e [2019-11-27 09:35:31,618 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:31,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-27 09:35:31,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8097bdbd2/b7c5505b3190456ebad767d5eea92453/FLAGa9a22bf6e [2019-11-27 09:35:32,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8097bdbd2/b7c5505b3190456ebad767d5eea92453 [2019-11-27 09:35:32,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:32,103 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:32,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:32,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:32,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:32,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:32,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32, skipping insertion in model container [2019-11-27 09:35:32,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:32,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:32,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:33,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:33,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:33,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:33,860 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:33,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33 WrapperNode [2019-11-27 09:35:33,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:33,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:33,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:33,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:33,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:33,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:34,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:34,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:34,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:34,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:33" (1/1) ... [2019-11-27 09:35:34,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:34,302 INFO L168 Benchmark]: Toolchain (without parser) took 2194.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,303 INFO L168 Benchmark]: CDTParser took 0.33 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 09:35:34,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1760.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 977.5 MB in the end (delta: -10.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,308 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.92 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,313 INFO L168 Benchmark]: Boogie Preprocessor took 190.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,325 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1760.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 977.5 MB in the end (delta: -10.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.92 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 09:35:38,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:38,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:38,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:38,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:38,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:38,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:38,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:38,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:38,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:38,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:38,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:38,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:38,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:38,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:38,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:38,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:38,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:38,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:38,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:38,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:38,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:38,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:38,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:38,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:38,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:38,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:38,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:38,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:38,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:38,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:38,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:38,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:38,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:38,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:38,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:38,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:38,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:38,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:38,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:38,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:38,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:38,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:38,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:38,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:38,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:38,359 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:38,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:38,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:38,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:38,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:38,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:38,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:38,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:38,365 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:38,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:38,366 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:38,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:38,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:38,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:38,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:38,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:38,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:38,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:38,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:38,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:38,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:38,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:38,374 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:38,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:38,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:38,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:38,377 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 -> 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 [2019-11-27 09:35:38,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:38,983 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:38,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:38,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:38,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:38,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-27 09:35:39,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d2059ef/adc52b37cfea421dbeea9b170c935e44/FLAG4a69b7b19 [2019-11-27 09:35:40,396 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:40,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-27 09:35:40,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d2059ef/adc52b37cfea421dbeea9b170c935e44/FLAG4a69b7b19 [2019-11-27 09:35:40,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d2059ef/adc52b37cfea421dbeea9b170c935e44 [2019-11-27 09:35:40,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:40,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:40,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:40,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:40,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:40,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:40" (1/1) ... [2019-11-27 09:35:40,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:40, skipping insertion in model container [2019-11-27 09:35:40,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:40" (1/1) ... [2019-11-27 09:35:40,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:40,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:41,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:41,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:42,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:42,317 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:42,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42 WrapperNode [2019-11-27 09:35:42,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:42,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:42,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:42,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:42,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:42,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:42,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:42,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:42,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:42" (1/1) ... [2019-11-27 09:35:42,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:42,680 INFO L168 Benchmark]: Toolchain (without parser) took 2201.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 939.1 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,682 INFO L168 Benchmark]: CDTParser took 3.74 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 09:35:42,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1827.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,685 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.89 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,689 INFO L168 Benchmark]: Boogie Preprocessor took 149.79 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.74 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 1827.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.89 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.79 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...