./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label47.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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:48,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:48,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:48,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:48,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:48,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:48,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:48,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:48,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:48,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:48,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:48,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:48,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:48,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:48,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:48,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:48,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:48,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:48,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:48,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:48,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:48,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:48,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:48,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:48,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:48,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:48,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:48,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:48,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:48,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:48,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:48,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:48,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:48,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:48,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:48,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:48,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:48,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:48,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:48,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:48,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:48,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:48,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:48,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:48,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:48,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:48,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:48,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:48,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:48,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:48,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:48,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:48,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:48,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:48,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:48,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:48,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:48,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:48,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:48,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:48,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:48,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:48,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:48,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:48,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:48,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:48,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:48,596 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:48,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:48,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:48,597 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-27 15:44:49,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:49,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:49,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:49,252 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:49,257 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:49,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 15:44:49,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb261830f/b4ca5498281a475996825412ed203c72/FLAGdaf8e2217 [2019-11-27 15:44:50,974 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:50,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 15:44:51,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb261830f/b4ca5498281a475996825412ed203c72/FLAGdaf8e2217 [2019-11-27 15:44:51,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb261830f/b4ca5498281a475996825412ed203c72 [2019-11-27 15:44:51,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:51,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:51,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:51,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:51,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:51,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:51" (1/1) ... [2019-11-27 15:44:51,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:51, skipping insertion in model container [2019-11-27 15:44:51,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:51" (1/1) ... [2019-11-27 15:44:51,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:51,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:54,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:54,873 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:56,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:56,528 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:56,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56 WrapperNode [2019-11-27 15:44:56,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:56,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:56,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:56,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:56,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:56,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:57,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:57,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:57,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:57,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:57,637 INFO L168 Benchmark]: Toolchain (without parser) took 6045.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 759.0 MB in the end (delta: 184.0 MB). Peak memory consumption was 184.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:57,638 INFO L168 Benchmark]: CDTParser took 0.33 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 15:44:57,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4943.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 833.5 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:57,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 518.45 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:57,650 INFO L168 Benchmark]: Boogie Preprocessor took 574.58 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 759.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:57,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4943.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 833.5 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 518.45 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 574.58 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 759.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-509859d [2019-11-27 15:45:01,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:01,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:01,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:01,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:01,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:01,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:01,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:01,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:01,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:01,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:01,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:01,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:01,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:01,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:01,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:01,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:01,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:01,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:01,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:01,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:01,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:01,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:01,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:01,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:01,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:01,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:01,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:01,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:01,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:01,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:01,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:01,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:01,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:01,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:01,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:01,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:01,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:01,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:01,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:01,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:01,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:01,963 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:01,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:01,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:01,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:01,970 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:01,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:01,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:01,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:01,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:01,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:01,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:01,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:01,977 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:01,977 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:01,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:01,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:01,980 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:01,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:01,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:01,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:01,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:01,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:01,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:01,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:01,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:01,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:01,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:01,987 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:01,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:01,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:01,989 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-27 15:45:02,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:02,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:02,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:02,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:02,629 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:02,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 15:45:02,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9abc79744/5fe596d48a3c4707bede83f55b5db7bb/FLAG6123458cd [2019-11-27 15:45:04,567 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:04,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 15:45:04,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9abc79744/5fe596d48a3c4707bede83f55b5db7bb/FLAG6123458cd [2019-11-27 15:45:04,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9abc79744/5fe596d48a3c4707bede83f55b5db7bb [2019-11-27 15:45:04,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:04,693 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:04,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:04,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:04,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:04,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:04,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04, skipping insertion in model container [2019-11-27 15:45:04,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:04,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:05,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:08,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:08,185 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:09,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:09,628 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:09,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09 WrapperNode [2019-11-27 15:45:09,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:09,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:09,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:09,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:09,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:09,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:10,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:10,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:10,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:10,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:09" (1/1) ... [2019-11-27 15:45:10,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:10,674 INFO L168 Benchmark]: Toolchain (without parser) took 5974.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 734.0 MB in the end (delta: 209.1 MB). Peak memory consumption was 209.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:10,675 INFO L168 Benchmark]: CDTParser took 3.67 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 15:45:10,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4933.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 803.3 MB in the end (delta: 139.8 MB). Peak memory consumption was 139.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:10,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 527.17 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:10,685 INFO L168 Benchmark]: Boogie Preprocessor took 502.38 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.0 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:10,694 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.67 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 4933.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 803.3 MB in the end (delta: 139.8 MB). Peak memory consumption was 139.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 527.17 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 502.38 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.0 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...