./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem06_label16.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 de101e01d9b5de3df3fdc7194d7b431cd65e2b0d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label16.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 de101e01d9b5de3df3fdc7194d7b431cd65e2b0d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:29:29,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:29,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:29,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:29,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:29,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:29,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:29,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:29,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:29,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:29,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:29,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:29,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:29,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:29,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:29,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:29,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:29,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:29,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:29,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:29,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:29,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:29,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:29,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:29,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:29,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:29,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:29,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:29,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:29,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:29,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:29,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:29,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:29,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:29,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:29,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:29,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:29,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:29,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:29,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:29,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:29,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:29,642 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:29,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:29,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:29,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:29,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:29,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:29,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:29,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:29,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:29,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:29,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:29,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:29,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:29,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:29,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:29,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:29,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:29,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:29,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:29,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:29,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:29,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:29,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:29,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:29,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:29,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:29,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:29,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:29,667 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 -> de101e01d9b5de3df3fdc7194d7b431cd65e2b0d [2019-11-25 22:29:30,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:30,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:30,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:30,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:30,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:30,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label16.c [2019-11-25 22:29:30,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b498cfc1/87c3d78b592a488c950a8cd427259dc7/FLAG6b0a470a6 [2019-11-25 22:29:32,269 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:32,272 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label16.c [2019-11-25 22:29:32,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b498cfc1/87c3d78b592a488c950a8cd427259dc7/FLAG6b0a470a6 [2019-11-25 22:29:32,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b498cfc1/87c3d78b592a488c950a8cd427259dc7 [2019-11-25 22:29:32,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:32,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:32,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:32,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:32,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:32,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:32" (1/1) ... [2019-11-25 22:29:32,665 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 25.11 10:29:32, skipping insertion in model container [2019-11-25 22:29:32,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:32" (1/1) ... [2019-11-25 22:29:32,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:33,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:37,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:37,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:40,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:40,561 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:40,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40 WrapperNode [2019-11-25 22:29:40,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:40,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:40,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:40,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:40,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:40,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:41,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:41,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:41,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:41,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:41,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:41,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:41,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:41,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:42,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:42,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:42,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:40" (1/1) ... [2019-11-25 22:29:42,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:42,580 INFO L168 Benchmark]: Toolchain (without parser) took 9938.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 816.0 MB in the end (delta: 115.5 MB). Peak memory consumption was 115.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:42,582 INFO L168 Benchmark]: CDTParser took 1.51 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. [2019-11-25 22:29:42,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7920.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 707.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:42,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 1132.73 ms. Allocated memory is still 1.0 GB. Free memory was 707.9 MB in the beginning and 868.2 MB in the end (delta: -160.3 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:42,592 INFO L168 Benchmark]: Boogie Preprocessor took 870.92 ms. Allocated memory is still 1.0 GB. Free memory was 868.2 MB in the beginning and 816.0 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:42,605 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 7920.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 707.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1132.73 ms. Allocated memory is still 1.0 GB. Free memory was 707.9 MB in the beginning and 868.2 MB in the end (delta: -160.3 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 870.92 ms. Allocated memory is still 1.0 GB. Free memory was 868.2 MB in the beginning and 816.0 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 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 0.1.24-65d6cd2 [2019-11-25 22:29:46,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:46,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:46,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:46,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:46,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:46,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:46,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:46,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:46,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:46,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:46,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:46,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:46,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:46,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:46,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:46,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:46,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:46,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:46,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:46,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:46,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:46,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:46,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:46,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:46,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:46,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:46,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:46,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:46,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:46,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:46,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:46,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:46,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:46,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:46,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:46,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:46,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:46,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:46,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:46,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:46,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:46,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:46,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:46,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:46,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:46,714 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:46,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:46,715 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:46,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:46,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:46,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:46,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:46,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:46,720 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:46,721 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:46,721 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:46,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:46,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:46,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:46,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:46,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:46,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:46,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:46,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:46,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:46,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:46,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:46,726 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:46,728 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:46,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:46,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:46,730 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 -> de101e01d9b5de3df3fdc7194d7b431cd65e2b0d [2019-11-25 22:29:47,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:47,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:47,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:47,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:47,296 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:47,300 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label16.c [2019-11-25 22:29:47,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42541bb5c/52fa2ccaeede46a7aa4d99afcfb0d11e/FLAGabd9d6c1e [2019-11-25 22:29:49,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:49,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label16.c [2019-11-25 22:29:49,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42541bb5c/52fa2ccaeede46a7aa4d99afcfb0d11e/FLAGabd9d6c1e [2019-11-25 22:29:49,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42541bb5c/52fa2ccaeede46a7aa4d99afcfb0d11e [2019-11-25 22:29:49,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:49,687 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:49,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:49,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:49,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:49,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:49" (1/1) ... [2019-11-25 22:29:49,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:49, skipping insertion in model container [2019-11-25 22:29:49,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:49" (1/1) ... [2019-11-25 22:29:49,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:50,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:55,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:55,025 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:57,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:57,999 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:58,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58 WrapperNode [2019-11-25 22:29:58,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:58,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:58,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:58,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:58,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:58,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:58,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:58,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:58,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:58,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:58,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:58,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:58,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:58,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:59,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:59,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:59,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:58" (1/1) ... [2019-11-25 22:29:59,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:59,509 INFO L168 Benchmark]: Toolchain (without parser) took 9817.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 759.0 MB in the end (delta: 171.2 MB). Peak memory consumption was 171.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:59,510 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:29:59,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8313.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 888.4 MB in the end (delta: 41.8 MB). Peak memory consumption was 266.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:59,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 696.40 ms. Allocated memory is still 1.0 GB. Free memory was 888.4 MB in the beginning and 812.7 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:59,522 INFO L168 Benchmark]: Boogie Preprocessor took 799.68 ms. Allocated memory is still 1.0 GB. Free memory was 812.7 MB in the beginning and 759.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:59,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 8313.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 888.4 MB in the end (delta: 41.8 MB). Peak memory consumption was 266.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 696.40 ms. Allocated memory is still 1.0 GB. Free memory was 888.4 MB in the beginning and 812.7 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 799.68 ms. Allocated memory is still 1.0 GB. Free memory was 812.7 MB in the beginning and 759.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...