./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0339e8b02c851181216b640800477265cb48f763 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0339e8b02c851181216b640800477265cb48f763 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:47:02,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:02,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:02,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:02,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:02,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:02,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:02,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:02,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:02,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:02,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:02,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:02,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:02,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:02,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:02,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:02,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:02,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:02,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:02,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:02,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:02,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:02,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:02,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:02,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:02,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:02,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:02,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:02,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:02,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:02,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:02,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:02,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:02,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:02,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:02,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:02,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:02,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:02,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:02,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:02,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:02,586 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:47:02,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:02,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:02,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:02,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:02,639 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:02,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:02,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:02,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:47:02,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:02,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:02,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:02,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:02,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:02,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:02,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:02,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:02,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:02,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:02,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:02,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:02,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:02,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:02,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:02,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:02,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:02,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:47:02,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:47:02,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:02,653 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-27 15:47:03,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:03,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:03,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:03,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:03,290 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:03,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 15:47:03,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af3c7677d/11a55736c69d4826be3e4b9ecfcbb25d/FLAGad7c11a1f [2019-11-27 15:47:05,344 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:05,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 15:47:05,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af3c7677d/11a55736c69d4826be3e4b9ecfcbb25d/FLAGad7c11a1f [2019-11-27 15:47:05,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af3c7677d/11a55736c69d4826be3e4b9ecfcbb25d [2019-11-27 15:47:05,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:05,638 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:05,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:05,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:05,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:05,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:05" (1/1) ... [2019-11-27 15:47:05,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:05, skipping insertion in model container [2019-11-27 15:47:05,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:05" (1/1) ... [2019-11-27 15:47:05,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:06,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:10,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:10,544 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:12,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:12,806 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:12,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12 WrapperNode [2019-11-27 15:47:12,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:12,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:12,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:12,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:12,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:13,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:13,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:13,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:13,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:13,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:13,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:13,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:14,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:14,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:14,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:14,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:14,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:12" (1/1) ... [2019-11-27 15:47:14,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:14,600 INFO L168 Benchmark]: Toolchain (without parser) took 8954.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 819.3 MB in the end (delta: 113.6 MB). Peak memory consumption was 113.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:14,601 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-27 15:47:14,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7163.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 717.0 MB in the end (delta: 216.0 MB). Peak memory consumption was 216.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:14,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 1137.46 ms. Allocated memory is still 1.0 GB. Free memory was 717.0 MB in the beginning and 874.2 MB in the end (delta: -157.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:14,612 INFO L168 Benchmark]: Boogie Preprocessor took 636.34 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 819.3 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:14,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 7163.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 717.0 MB in the end (delta: 216.0 MB). Peak memory consumption was 216.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1137.46 ms. Allocated memory is still 1.0 GB. Free memory was 717.0 MB in the beginning and 874.2 MB in the end (delta: -157.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 636.34 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 819.3 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 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 15:47:18,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:18,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:18,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:18,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:18,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:18,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:18,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:18,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:18,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:18,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:18,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:18,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:18,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:18,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:18,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:18,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:18,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:18,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:18,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:18,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:18,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:18,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:18,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:18,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:18,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:18,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:18,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:18,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:18,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:18,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:18,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:18,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:18,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:18,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:18,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:18,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:18,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:18,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:18,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:18,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:18,848 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:47:18,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:18,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:18,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:18,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:18,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:18,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:18,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:18,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:18,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:18,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:18,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:18,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:18,904 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:47:18,904 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:47:18,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:18,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:18,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:18,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:18,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:18,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:18,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:18,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:18,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:18,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:18,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:18,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:18,913 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:47:18,914 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:47:18,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:18,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:47:18,916 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-27 15:47:19,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:19,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:19,477 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:19,481 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:19,484 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:19,486 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 15:47:19,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6691b814d/4dc6e564411c4f33a7845c886920e283/FLAG8fb862d96 [2019-11-27 15:47:21,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:21,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 15:47:21,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6691b814d/4dc6e564411c4f33a7845c886920e283/FLAG8fb862d96 [2019-11-27 15:47:21,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6691b814d/4dc6e564411c4f33a7845c886920e283 [2019-11-27 15:47:21,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:21,969 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:21,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:21,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:21,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:21,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:21" (1/1) ... [2019-11-27 15:47:21,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:21, skipping insertion in model container [2019-11-27 15:47:21,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:21" (1/1) ... [2019-11-27 15:47:22,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:22,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:26,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:26,863 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:29,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:29,373 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:29,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29 WrapperNode [2019-11-27 15:47:29,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:29,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:29,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:29,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:29,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:29,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:30,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:30,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:30,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:30,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:29" (1/1) ... [2019-11-27 15:47:30,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:31,004 INFO L168 Benchmark]: Toolchain (without parser) took 9031.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 758.6 MB in the end (delta: 174.4 MB). Peak memory consumption was 174.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:31,005 INFO L168 Benchmark]: CDTParser took 2.91 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 15:47:31,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7402.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 269.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:31,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 766.59 ms. Allocated memory is still 1.0 GB. Free memory was 888.9 MB in the beginning and 818.5 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:31,016 INFO L168 Benchmark]: Boogie Preprocessor took 852.73 ms. Allocated memory is still 1.0 GB. Free memory was 818.5 MB in the beginning and 758.6 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:31,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 7402.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 269.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 766.59 ms. Allocated memory is still 1.0 GB. Free memory was 888.9 MB in the beginning and 818.5 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 852.73 ms. Allocated memory is still 1.0 GB. Free memory was 818.5 MB in the beginning and 758.6 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...