./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label04.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/Problem17_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:50:06,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:06,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:06,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:06,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:06,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:06,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:06,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:06,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:06,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:06,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:06,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:06,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:06,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:06,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:06,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:06,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:06,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:06,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:06,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:06,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:06,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:06,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:06,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:06,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:06,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:06,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:06,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:06,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:06,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:06,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:06,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:06,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:06,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:06,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:06,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:06,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:06,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:06,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:06,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:06,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:06,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:06,716 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:06,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:06,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:06,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:06,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:06,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:06,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:06,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:06,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:06,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:06,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:06,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:06,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:06,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:06,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:06,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:06,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:06,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:06,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:06,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:06,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:06,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:06,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:06,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:06,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:06,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:06,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:06,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:06,737 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-26 16:50:07,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:07,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:07,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:07,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:07,348 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:07,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-26 16:50:07,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae28faa4/09f17177e28042c9a5aeb3b2482da535/FLAG11317fe0c [2019-11-26 16:50:09,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:09,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-26 16:50:09,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae28faa4/09f17177e28042c9a5aeb3b2482da535/FLAG11317fe0c [2019-11-26 16:50:09,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae28faa4/09f17177e28042c9a5aeb3b2482da535 [2019-11-26 16:50:09,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:09,229 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:09,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:09,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:09,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:09,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:09, skipping insertion in model container [2019-11-26 16:50:09,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:09,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:11,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:11,713 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:12,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:12,761 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:12,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12 WrapperNode [2019-11-26 16:50:12,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:12,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:12,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:12,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:12,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:12,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:13,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:13,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:13,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:13,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:14,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:14,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:14,273 INFO L168 Benchmark]: Toolchain (without parser) took 5039.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.3 MB in the end (delta: 180.6 MB). Peak memory consumption was 180.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,276 INFO L168 Benchmark]: CDTParser took 1.01 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 16:50:14,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3532.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 655.95 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,287 INFO L168 Benchmark]: Boogie Preprocessor took 840.81 ms. Allocated memory is still 1.0 GB. Free memory was 810.2 MB in the beginning and 775.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,297 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 3532.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 655.95 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 840.81 ms. Allocated memory is still 1.0 GB. Free memory was 810.2 MB in the beginning and 775.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 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 16:50:18,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:18,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:18,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:18,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:18,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:18,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:18,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:18,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:18,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:18,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:18,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:18,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:18,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:18,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:18,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:18,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:18,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:18,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:18,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:18,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:18,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:18,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:18,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:18,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:18,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:18,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:18,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:18,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:18,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:18,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:18,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:18,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:18,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:18,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:18,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:18,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:18,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:18,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:18,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:18,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:18,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:18,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:18,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:18,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:18,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:18,393 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:18,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:18,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:18,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:18,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:18,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:18,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:18,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:18,399 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:18,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:18,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:18,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:18,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:18,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:18,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:18,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:18,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:18,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:18,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:18,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:18,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:18,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:18,408 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:18,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:18,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:18,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:18,411 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-26 16:50:19,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:19,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:19,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:19,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:19,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:19,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-26 16:50:19,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38c68a8da/ec2251d359164026894ef0b3980ec937/FLAG201b774ef [2019-11-26 16:50:20,779 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:20,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-26 16:50:20,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38c68a8da/ec2251d359164026894ef0b3980ec937/FLAG201b774ef [2019-11-26 16:50:20,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38c68a8da/ec2251d359164026894ef0b3980ec937 [2019-11-26 16:50:20,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:20,987 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:20,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:20,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:20,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:21,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:21,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21, skipping insertion in model container [2019-11-26 16:50:21,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:21,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:21,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:23,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:23,718 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:24,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:24,990 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:24,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24 WrapperNode [2019-11-26 16:50:24,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:24,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:24,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:24,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:25,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:25,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:25,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:25,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,807 INFO L168 Benchmark]: Toolchain (without parser) took 4813.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 797.8 MB in the end (delta: 156.6 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,808 INFO L168 Benchmark]: CDTParser took 1.43 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 16:50:25,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4007.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 837.9 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 397.06 ms. Allocated memory is still 1.0 GB. Free memory was 837.9 MB in the beginning and 815.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,818 INFO L168 Benchmark]: Boogie Preprocessor took 401.66 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,828 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 4007.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 837.9 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 397.06 ms. Allocated memory is still 1.0 GB. Free memory was 837.9 MB in the beginning and 815.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 401.66 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...