./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:45,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:45,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:45,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:45,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:45,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:45,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:45,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:45,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:45,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:45,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:45,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:45,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:45,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:45,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:45,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:45,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:45,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:45,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:45,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:45,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:45,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:45,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:45,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:45,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:45,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:45,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:45,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:45,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:45,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:45,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:45,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:45,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:45,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:45,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:45,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:45,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:45,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:45,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:45,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:45,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:45,560 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:45,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:45,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:45,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:45,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:45,596 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:45,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:45,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:45,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:45,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:45,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:45,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:45,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:45,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:45,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:45,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:45,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:45,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:45,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:45,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:45,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:45,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:45,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:45,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:45,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:45,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:45,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:45,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:45,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:45,606 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-26 16:51:46,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:46,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:46,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:46,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:46,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:46,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-26 16:51:46,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e58f13d6/3b0c7f882a3c44bc941e891ecfaceea2/FLAG7f8d669a9 [2019-11-26 16:51:47,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:47,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-26 16:51:47,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e58f13d6/3b0c7f882a3c44bc941e891ecfaceea2/FLAG7f8d669a9 [2019-11-26 16:51:47,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e58f13d6/3b0c7f882a3c44bc941e891ecfaceea2 [2019-11-26 16:51:47,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:47,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:47,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:47,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:47,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:47,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:47,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47, skipping insertion in model container [2019-11-26 16:51:47,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:47,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:48,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:51,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:51,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:53,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:53,187 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:53,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53 WrapperNode [2019-11-26 16:51:53,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:53,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:53,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:53,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:53,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:53,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:54,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:54,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:54,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:54,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:54,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:54,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:54,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:54,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:55,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:55,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:55,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:53" (1/1) ... [2019-11-26 16:51:55,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:55,896 INFO L168 Benchmark]: Toolchain (without parser) took 8137.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 779.1 MB in the end (delta: 154.0 MB). Peak memory consumption was 389.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:55,897 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:55,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5438.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 867.6 MB in the end (delta: 65.4 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:55,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 810.92 ms. Allocated memory is still 1.0 GB. Free memory was 867.6 MB in the beginning and 708.7 MB in the end (delta: 158.9 MB). Peak memory consumption was 158.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:55,905 INFO L168 Benchmark]: Boogie Preprocessor took 1883.22 ms. Allocated memory is still 1.0 GB. Free memory was 708.7 MB in the beginning and 779.1 MB in the end (delta: -70.4 MB). Peak memory consumption was 164.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:55,915 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 5438.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 867.6 MB in the end (delta: 65.4 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 810.92 ms. Allocated memory is still 1.0 GB. Free memory was 867.6 MB in the beginning and 708.7 MB in the end (delta: 158.9 MB). Peak memory consumption was 158.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1883.22 ms. Allocated memory is still 1.0 GB. Free memory was 708.7 MB in the beginning and 779.1 MB in the end (delta: -70.4 MB). Peak memory consumption was 164.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:58,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:58,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:58,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:58,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:58,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:58,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:58,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:58,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:58,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:58,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:58,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:58,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:58,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:58,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:58,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:58,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:58,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:58,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:58,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:58,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:58,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:58,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:58,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:58,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:58,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:58,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:58,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:58,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:58,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:58,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:58,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:58,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:58,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:58,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:58,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:58,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:58,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:58,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:58,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:58,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:58,808 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:58,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:58,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:58,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:58,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:58,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:58,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:58,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:58,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:58,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:58,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:58,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:58,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:58,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:58,849 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:58,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:58,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:58,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:58,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:58,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:58,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:58,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:58,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:58,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:58,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:58,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:58,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:58,853 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:58,853 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:58,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:58,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:58,855 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-26 16:51:59,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:59,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:59,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:59,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:59,349 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:59,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-26 16:51:59,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830cb7b02/1b3131e62c094845a6664d9b34f54724/FLAGf61982374 [2019-11-26 16:52:00,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:00,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-26 16:52:00,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830cb7b02/1b3131e62c094845a6664d9b34f54724/FLAGf61982374 [2019-11-26 16:52:00,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830cb7b02/1b3131e62c094845a6664d9b34f54724 [2019-11-26 16:52:00,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:00,987 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:00,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:00,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:00,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:00,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:00" (1/1) ... [2019-11-26 16:52:01,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:01, skipping insertion in model container [2019-11-26 16:52:01,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:00" (1/1) ... [2019-11-26 16:52:01,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:01,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:04,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:04,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:06,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:06,732 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:06,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06 WrapperNode [2019-11-26 16:52:06,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:06,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:06,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:06,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:06,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:06,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:07,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:07,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:07,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:07,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:07,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:07,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:07,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:07,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:07,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:08,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:08,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:06" (1/1) ... [2019-11-26 16:52:08,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:08,194 INFO L168 Benchmark]: Toolchain (without parser) took 7202.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 854.0 MB in the end (delta: 79.0 MB). Peak memory consumption was 309.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,195 INFO L168 Benchmark]: CDTParser took 1.00 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:08,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5744.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 758.7 MB in the end (delta: 174.3 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 516.49 ms. Allocated memory is still 1.0 GB. Free memory was 758.7 MB in the beginning and 688.5 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,201 INFO L168 Benchmark]: Boogie Preprocessor took 934.77 ms. Allocated memory is still 1.0 GB. Free memory was 688.5 MB in the beginning and 854.0 MB in the end (delta: -165.6 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 5744.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 758.7 MB in the end (delta: 174.3 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 516.49 ms. Allocated memory is still 1.0 GB. Free memory was 758.7 MB in the beginning and 688.5 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 934.77 ms. Allocated memory is still 1.0 GB. Free memory was 688.5 MB in the beginning and 854.0 MB in the end (delta: -165.6 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...