./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label45.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/Problem18_label45.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 68c2838d1801e551fd509c00bd98e47cda29cc4a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label45.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 68c2838d1801e551fd509c00bd98e47cda29cc4a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:38:41,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:41,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:41,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:41,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:41,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:41,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:41,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:41,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:41,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:41,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:41,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:41,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:41,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:41,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:41,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:41,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:41,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:41,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:41,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:41,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:41,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:41,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:41,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:41,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:41,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:41,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:41,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:41,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:41,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:41,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:41,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:41,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:41,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:41,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:41,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:41,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:41,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:41,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:41,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:41,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:41,564 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:41,602 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:41,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:41,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:41,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:41,610 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:41,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:41,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:41,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:41,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:41,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:41,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:41,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:41,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:41,616 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:41,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:41,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:41,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:41,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:41,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:41,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:41,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:41,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:41,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:41,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:41,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:41,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:41,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:41,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:41,625 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 -> 68c2838d1801e551fd509c00bd98e47cda29cc4a [2019-11-27 09:38:42,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:42,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:42,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:42,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:42,279 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:42,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label45.c [2019-11-27 09:38:42,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b662e5aed/f147d9c24697485483dc0d6e94a76226/FLAGb023e213d [2019-11-27 09:38:44,095 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:44,098 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label45.c [2019-11-27 09:38:44,155 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b662e5aed/f147d9c24697485483dc0d6e94a76226/FLAGb023e213d [2019-11-27 09:38:44,192 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b662e5aed/f147d9c24697485483dc0d6e94a76226 [2019-11-27 09:38:44,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:44,204 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:44,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:44,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:44,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:44,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:44,228 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 09:38:44, skipping insertion in model container [2019-11-27 09:38:44,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:44,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:44,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:46,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:46,961 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:48,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:48,543 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:48,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48 WrapperNode [2019-11-27 09:38:48,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:48,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:48,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:48,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:48,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:48,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:49,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:49,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:49,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:49,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:48" (1/1) ... [2019-11-27 09:38:49,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:49,662 INFO L168 Benchmark]: Toolchain (without parser) took 5451.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,664 INFO L168 Benchmark]: CDTParser took 0.37 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 09:38:49,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4341.18 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 867.9 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 515.26 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,675 INFO L168 Benchmark]: Boogie Preprocessor took 584.83 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,686 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4341.18 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 867.9 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 515.26 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 584.83 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 09:38:53,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:53,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:53,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:53,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:53,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:53,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:53,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:53,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:53,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:53,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:53,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:53,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:53,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:53,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:53,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:53,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:53,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:53,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:53,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:53,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:53,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:53,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:53,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:53,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:53,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:53,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:53,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:53,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:53,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:53,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:53,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:53,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:53,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:53,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:53,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:53,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:53,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:53,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:53,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:53,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:53,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:54,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:54,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:54,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:54,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:54,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:54,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:54,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:54,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:54,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:54,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:54,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:54,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:54,031 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:54,032 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:54,032 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:54,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:54,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:54,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:54,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:54,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:54,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:54,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:54,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:54,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:54,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:54,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:54,039 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:54,042 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:54,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:54,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:54,044 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 -> 68c2838d1801e551fd509c00bd98e47cda29cc4a [2019-11-27 09:38:54,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:54,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:54,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:54,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:54,733 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:54,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label45.c [2019-11-27 09:38:54,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5afd50d3d/27ab2e1ff2b04318a6c3a9447e16274f/FLAG094734255 [2019-11-27 09:38:56,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:56,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label45.c [2019-11-27 09:38:56,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5afd50d3d/27ab2e1ff2b04318a6c3a9447e16274f/FLAG094734255 [2019-11-27 09:38:56,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5afd50d3d/27ab2e1ff2b04318a6c3a9447e16274f [2019-11-27 09:38:56,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:56,802 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:56,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:56,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:56,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:56,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:56,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56, skipping insertion in model container [2019-11-27 09:38:56,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:56,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:57,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:59,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:59,729 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:01,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:01,122 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:01,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01 WrapperNode [2019-11-27 09:39:01,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:01,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:01,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:01,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:01,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:01,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:01,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:01,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:01,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:01,978 INFO L168 Benchmark]: Toolchain (without parser) took 5174.08 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:01,979 INFO L168 Benchmark]: CDTParser took 3.56 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 09:39:01,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4317.22 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:01,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 476.17 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:01,991 INFO L168 Benchmark]: Boogie Preprocessor took 367.68 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:02,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 4317.22 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 476.17 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.68 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...