./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem19_label30.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 64add4864279475bfe388a62151a022e622d72b6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label30.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 64add4864279475bfe388a62151a022e622d72b6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:18,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:18,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:18,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:18,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:18,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:18,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:18,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:18,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:18,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:18,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:18,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:18,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:18,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:18,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:18,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:18,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:18,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:18,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:18,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:18,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:18,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:18,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:18,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:18,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:18,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:18,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:18,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:18,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:18,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:18,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:18,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:18,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:18,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:18,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:18,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:18,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:18,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:18,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:18,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:18,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:18,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:18,584 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:18,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:18,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:18,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:18,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:18,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:18,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:18,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:18,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:18,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:18,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:18,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:18,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:18,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:18,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:18,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:18,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:18,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:18,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:18,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:18,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:18,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:18,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:18,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:18,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:18,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:18,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:18,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:18,600 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 -> 64add4864279475bfe388a62151a022e622d72b6 [2019-11-26 16:52:19,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:19,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:19,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:19,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:19,092 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:19,097 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2019-11-26 16:52:19,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c958d6c3f/d4a8109a87e54c1fb0c84a6e33f8e845/FLAGd13162589 [2019-11-26 16:52:20,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:20,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2019-11-26 16:52:20,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c958d6c3f/d4a8109a87e54c1fb0c84a6e33f8e845/FLAGd13162589 [2019-11-26 16:52:20,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c958d6c3f/d4a8109a87e54c1fb0c84a6e33f8e845 [2019-11-26 16:52:20,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:20,739 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:20,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:20,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:20,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:20,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:20,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20, skipping insertion in model container [2019-11-26 16:52:20,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:20,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:21,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:23,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:23,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:25,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:25,665 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:25,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25 WrapperNode [2019-11-26 16:52:25,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:25,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:25,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:25,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:25,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:25,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:26,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:26,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:26,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:26,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:28,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:28,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:28,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:28,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:28,537 INFO L168 Benchmark]: Toolchain (without parser) took 7795.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 776.9 MB in the end (delta: 161.9 MB). Peak memory consumption was 397.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:28,538 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-26 16:52:28,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4927.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 879.5 MB in the end (delta: 59.3 MB). Peak memory consumption was 279.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:28,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 1080.63 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 707.5 MB in the end (delta: 171.9 MB). Peak memory consumption was 171.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:28,543 INFO L168 Benchmark]: Boogie Preprocessor took 1780.87 ms. Allocated memory is still 1.0 GB. Free memory was 707.5 MB in the beginning and 776.9 MB in the end (delta: -69.4 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:28,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 4927.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 879.5 MB in the end (delta: 59.3 MB). Peak memory consumption was 279.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1080.63 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 707.5 MB in the end (delta: 171.9 MB). Peak memory consumption was 171.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1780.87 ms. Allocated memory is still 1.0 GB. Free memory was 707.5 MB in the beginning and 776.9 MB in the end (delta: -69.4 MB). Peak memory consumption was 166.5 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 0.1.24-025d5a2 [2019-11-26 16:52:31,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:31,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:31,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:31,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:31,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:31,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:31,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:31,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:31,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:31,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:31,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:31,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:31,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:31,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:31,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:31,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:31,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:31,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:31,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:31,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:31,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:31,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:31,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:31,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:31,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:31,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:31,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:31,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:31,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:31,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:31,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:31,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:31,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:31,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:31,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:31,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:31,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:31,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:31,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:31,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:31,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:31,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:31,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:31,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:31,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:31,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:31,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:31,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:31,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:31,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:31,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:31,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:31,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:31,422 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:31,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:31,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:31,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:31,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:31,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:31,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:31,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:31,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:31,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:31,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:31,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:31,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:31,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:31,428 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:31,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:31,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:31,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:31,431 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 -> 64add4864279475bfe388a62151a022e622d72b6 [2019-11-26 16:52:31,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:31,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:31,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:31,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:31,845 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:31,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2019-11-26 16:52:31,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f2804aa/3e8a4e620d6d4075ae48087b71b9da3b/FLAG396ee12e4 [2019-11-26 16:52:33,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:33,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2019-11-26 16:52:33,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f2804aa/3e8a4e620d6d4075ae48087b71b9da3b/FLAG396ee12e4 [2019-11-26 16:52:33,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f2804aa/3e8a4e620d6d4075ae48087b71b9da3b [2019-11-26 16:52:33,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:33,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:33,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:33,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:33,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:33,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:33" (1/1) ... [2019-11-26 16:52:33,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:33, skipping insertion in model container [2019-11-26 16:52:33,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:33" (1/1) ... [2019-11-26 16:52:33,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:33,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:37,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:37,506 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:39,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:39,407 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:39,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39 WrapperNode [2019-11-26 16:52:39,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:39,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:39,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:39,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:39,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:39,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:39,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:39,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:39,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:40,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:40,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:40,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:40,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:40,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:40,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:40,904 INFO L168 Benchmark]: Toolchain (without parser) took 7384.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 856.1 MB in the end (delta: 75.6 MB). Peak memory consumption was 306.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:40,905 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. [2019-11-26 16:52:40,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5894.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 749.2 MB in the end (delta: 182.4 MB). Peak memory consumption was 251.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:40,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 533.92 ms. Allocated memory is still 1.0 GB. Free memory was 749.2 MB in the beginning and 684.1 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:40,912 INFO L168 Benchmark]: Boogie Preprocessor took 948.75 ms. Allocated memory is still 1.0 GB. Free memory was 684.1 MB in the beginning and 856.1 MB in the end (delta: -171.9 MB). Peak memory consumption was 58.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:40,920 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 5894.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 749.2 MB in the end (delta: 182.4 MB). Peak memory consumption was 251.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 533.92 ms. Allocated memory is still 1.0 GB. Free memory was 749.2 MB in the beginning and 684.1 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 948.75 ms. Allocated memory is still 1.0 GB. Free memory was 684.1 MB in the beginning and 856.1 MB in the end (delta: -171.9 MB). Peak memory consumption was 58.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...