./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label51.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 82f1252cdfefb15e293400630c3df24cee2c679c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label51.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 82f1252cdfefb15e293400630c3df24cee2c679c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:39,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:39,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:39,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:39,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:39,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:39,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:39,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:39,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:39,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:39,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:39,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:39,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:39,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:39,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:39,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:39,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:39,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:39,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:39,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:39,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:39,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:39,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:39,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:39,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:39,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:39,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:39,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:39,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:39,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:39,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:39,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:39,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:39,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:39,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:39,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:39,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:39,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:39,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:39,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:39,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:39,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:39,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:39,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:39,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:39,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:39,667 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:39,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:39,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:39,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:39,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:39,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:39,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:39,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:39,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:39,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:39,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:39,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:39,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:39,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:39,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:39,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:39,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:39,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:39,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:39,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:39,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:39,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:39,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:39,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:39,683 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 -> 82f1252cdfefb15e293400630c3df24cee2c679c [2019-11-27 15:57:40,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:40,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:40,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:40,253 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:40,254 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:40,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-27 15:57:40,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb0af7e95/2c620ec332cf4c6591c45247f6bc4b6f/FLAGd5e480de3 [2019-11-27 15:57:41,639 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:41,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-27 15:57:41,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb0af7e95/2c620ec332cf4c6591c45247f6bc4b6f/FLAGd5e480de3 [2019-11-27 15:57:42,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb0af7e95/2c620ec332cf4c6591c45247f6bc4b6f [2019-11-27 15:57:42,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:42,089 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:42,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:42,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:42,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:42,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,115 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 03:57:42, skipping insertion in model container [2019-11-27 15:57:42,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:42,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:43,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:43,322 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:43,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:43,877 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:43,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43 WrapperNode [2019-11-27 15:57:43,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:43,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:43,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:43,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:43,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:44,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:44,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:44,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:44,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:44,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:44,400 INFO L168 Benchmark]: Toolchain (without parser) took 2304.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 960.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,401 INFO L168 Benchmark]: CDTParser took 0.39 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 15:57:44,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1783.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.3 MB in the end (delta: -8.4 MB). Peak memory consumption was 40.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.41 ms. Allocated memory is still 1.0 GB. Free memory was 977.3 MB in the beginning and 965.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,412 INFO L168 Benchmark]: Boogie Preprocessor took 237.08 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,424 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1783.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.3 MB in the end (delta: -8.4 MB). Peak memory consumption was 40.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.41 ms. Allocated memory is still 1.0 GB. Free memory was 977.3 MB in the beginning and 965.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.08 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:48,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:48,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:48,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:48,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:48,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:48,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:48,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:48,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:48,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:48,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:48,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:48,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:48,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:48,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:48,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:48,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:48,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:48,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:48,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:48,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:48,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:48,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:48,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:48,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:48,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:48,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:48,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:48,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:48,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:48,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:48,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:48,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:48,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:48,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:48,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:48,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:48,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:48,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:48,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:48,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:48,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:48,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:48,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:48,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:48,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:48,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:48,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:48,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:48,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:48,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:48,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:48,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:48,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:48,587 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:48,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:48,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:48,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:48,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:48,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:48,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:48,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:48,592 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:48,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:48,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:48,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:48,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:48,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:48,596 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:48,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:48,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:48,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:48,599 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 -> 82f1252cdfefb15e293400630c3df24cee2c679c [2019-11-27 15:57:49,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:49,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:49,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:49,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:49,207 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:49,209 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-27 15:57:49,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/898b17324/a64b75d075ec4c1bb6c49e3acded7037/FLAG4fdc6183d [2019-11-27 15:57:50,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:50,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-27 15:57:50,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/898b17324/a64b75d075ec4c1bb6c49e3acded7037/FLAG4fdc6183d [2019-11-27 15:57:50,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/898b17324/a64b75d075ec4c1bb6c49e3acded7037 [2019-11-27 15:57:50,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:50,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:50,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:50,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:50,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:50,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:50" (1/1) ... [2019-11-27 15:57:50,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:50, skipping insertion in model container [2019-11-27 15:57:50,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:50" (1/1) ... [2019-11-27 15:57:50,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:50,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:52,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:52,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:52,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:52,567 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:52,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52 WrapperNode [2019-11-27 15:57:52,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:52,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:52,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:52,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:52,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:52,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:52,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:52,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:52,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:53,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:53,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:53,055 INFO L168 Benchmark]: Toolchain (without parser) took 2356.20 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 948.9 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:53,055 INFO L168 Benchmark]: CDTParser took 4.76 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 15:57:53,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1870.58 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 960.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:53,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.20 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 948.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:53,062 INFO L168 Benchmark]: Boogie Preprocessor took 219.55 ms. Allocated memory is still 1.0 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:53,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.76 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 1870.58 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 960.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.20 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 948.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.55 ms. Allocated memory is still 1.0 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...