./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label57.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/Problem15_label57.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 a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label57.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 a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:36:32,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:32,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:32,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:32,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:32,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:32,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:32,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:32,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:32,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:32,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:32,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:32,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:32,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:32,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:32,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:32,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:32,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:32,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:32,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:32,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:32,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:32,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:32,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:32,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:32,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:32,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:32,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:32,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:32,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:32,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:32,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:32,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:32,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:32,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:32,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:32,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:32,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:32,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:32,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:32,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:32,346 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:32,387 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:32,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:32,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:32,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:32,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:32,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:32,398 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:32,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:32,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:32,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:32,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:32,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:32,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:32,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:32,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:32,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:32,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:32,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:32,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:32,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:32,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:32,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:32,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:32,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:32,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:32,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:32,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:32,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:32,413 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 -> a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd [2019-11-27 09:36:32,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:32,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:32,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:32,991 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:32,994 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:32,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-27 09:36:33,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0446234f1/22e4837c0b7648489e66f5271a35802c/FLAG7e3d40486 [2019-11-27 09:36:34,644 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:34,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-27 09:36:34,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0446234f1/22e4837c0b7648489e66f5271a35802c/FLAG7e3d40486 [2019-11-27 09:36:34,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0446234f1/22e4837c0b7648489e66f5271a35802c [2019-11-27 09:36:34,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:34,750 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:34,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:34,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:34,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:34,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:34, skipping insertion in model container [2019-11-27 09:36:34,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:34,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:36,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:36,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:37,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:37,446 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:37,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37 WrapperNode [2019-11-27 09:36:37,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:37,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:37,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:37,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:37,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:37,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:37,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:37,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:38,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:38,515 INFO L168 Benchmark]: Toolchain (without parser) took 3759.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.5 MB in the end (delta: 98.3 MB). Peak memory consumption was 98.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,516 INFO L168 Benchmark]: CDTParser took 0.31 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 09:36:38,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2694.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 532.41 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,525 INFO L168 Benchmark]: Boogie Preprocessor took 523.47 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2694.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 532.41 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 523.47 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 09:36:42,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:42,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:42,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:42,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:42,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:42,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:42,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:42,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:42,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:42,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:42,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:42,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:42,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:42,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:42,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:42,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:42,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:42,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:42,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:42,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:42,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:42,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:42,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:42,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:42,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:42,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:42,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:42,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:42,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:42,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:42,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:42,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:42,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:42,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:42,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:42,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:42,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:42,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:42,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:42,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:42,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:42,586 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:42,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:42,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:42,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:42,593 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:42,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:42,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:42,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:42,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:42,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:42,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:42,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:42,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:42,599 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:42,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:42,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:42,601 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:42,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:42,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:42,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:42,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:42,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:42,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:42,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:42,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:42,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:42,607 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:42,607 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:42,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:42,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:42,609 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 -> a05245e72c38d3a7f9ff0366f3967a8f0c6a7edd [2019-11-27 09:36:43,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:43,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:43,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:43,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:43,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:43,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-27 09:36:43,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87d9109a2/f7ac7768ee004037bea6f194ac4dc261/FLAG6d1ba9b0e [2019-11-27 09:36:44,905 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:44,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label57.c [2019-11-27 09:36:44,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87d9109a2/f7ac7768ee004037bea6f194ac4dc261/FLAG6d1ba9b0e [2019-11-27 09:36:44,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87d9109a2/f7ac7768ee004037bea6f194ac4dc261 [2019-11-27 09:36:45,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:45,003 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:45,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:45,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:45,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:45,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:45,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45, skipping insertion in model container [2019-11-27 09:36:45,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:45,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:45,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:47,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:47,246 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:48,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:48,092 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:48,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48 WrapperNode [2019-11-27 09:36:48,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:48,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:48,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:48,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:48,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:48,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:48,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:48,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:48,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:48" (1/1) ... [2019-11-27 09:36:48,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:48,761 INFO L168 Benchmark]: Toolchain (without parser) took 3753.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.1 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,764 INFO L168 Benchmark]: CDTParser took 0.36 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 09:36:48,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3088.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 338.47 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,773 INFO L168 Benchmark]: Boogie Preprocessor took 317.98 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3088.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 338.47 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 317.98 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 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...