./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label54.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/Problem14_label54.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 e5f4f52c7ffc2180fa6be90ab22725a89620d9be ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label54.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 e5f4f52c7ffc2180fa6be90ab22725a89620d9be .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:48:40,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:40,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:40,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:40,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:40,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:40,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:40,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:40,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:40,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:40,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:40,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:40,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:40,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:40,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:40,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:40,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:40,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:40,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:40,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:40,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:40,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:40,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:40,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:40,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:40,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:40,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:40,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:40,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:40,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:40,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:40,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:40,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:40,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:40,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:40,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:40,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:40,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:40,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:40,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:40,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:40,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:40,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:40,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:40,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:40,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:40,644 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:40,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:40,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:40,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:40,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:40,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:40,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:40,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:40,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:40,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:40,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:40,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:40,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:40,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:40,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:40,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:40,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:40,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:40,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:40,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:40,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:40,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:40,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:40,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:40,658 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 -> e5f4f52c7ffc2180fa6be90ab22725a89620d9be [2019-11-26 16:48:41,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:41,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:41,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:41,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:41,283 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:41,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-26 16:48:41,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a537f8f23/693367d4460d4fa7a1a3a62664068db3/FLAGc52675547 [2019-11-26 16:48:42,715 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:42,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-26 16:48:42,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a537f8f23/693367d4460d4fa7a1a3a62664068db3/FLAGc52675547 [2019-11-26 16:48:43,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a537f8f23/693367d4460d4fa7a1a3a62664068db3 [2019-11-26 16:48:43,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:43,181 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:43,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:43,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:43,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:43,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ccb7bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43, skipping insertion in model container [2019-11-26 16:48:43,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:43,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:44,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:44,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:44,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:44,897 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:44,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44 WrapperNode [2019-11-26 16:48:44,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:44,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:44,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:44,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:44,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:44,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:45,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:45,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:45,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:45,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:45,335 INFO L168 Benchmark]: Toolchain (without parser) took 2149.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,336 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:45,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1716.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 977.4 MB in the end (delta: -11.5 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.02 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,345 INFO L168 Benchmark]: Boogie Preprocessor took 194.34 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,356 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1716.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 977.4 MB in the end (delta: -11.5 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.02 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.34 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 16:48:49,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:49,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:49,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:49,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:49,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:49,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:49,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:49,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:49,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:49,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:49,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:49,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:49,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:49,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:49,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:49,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:49,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:49,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:49,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:49,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:49,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:49,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:49,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:49,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:49,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:49,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:49,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:49,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:49,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:49,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:49,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:49,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:49,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:49,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:49,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:49,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:49,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:49,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:49,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:49,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:49,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:49,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:49,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:49,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:49,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:49,653 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:49,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:49,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:49,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:49,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:49,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:49,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:49,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:49,658 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:49,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:49,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:49,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:49,663 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:49,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:49,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:49,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:49,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:49,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:49,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:49,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:49,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:49,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:49,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:49,666 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:49,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:49,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:49,669 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 -> e5f4f52c7ffc2180fa6be90ab22725a89620d9be [2019-11-26 16:48:50,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:50,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:50,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:50,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:50,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:50,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-26 16:48:50,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7410118eb/1ddbf172eb564a8789c5a88cd4684439/FLAGbed4b01b9 [2019-11-26 16:48:51,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:51,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-26 16:48:51,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7410118eb/1ddbf172eb564a8789c5a88cd4684439/FLAGbed4b01b9 [2019-11-26 16:48:51,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7410118eb/1ddbf172eb564a8789c5a88cd4684439 [2019-11-26 16:48:51,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:51,739 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:51,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:51,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:51,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:51,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51, skipping insertion in model container [2019-11-26 16:48:51,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:51,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:53,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:53,206 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:53,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:53,758 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:53,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53 WrapperNode [2019-11-26 16:48:53,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:53,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:53,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:53,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:53,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:53,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:53,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:53,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:54,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:54,167 INFO L168 Benchmark]: Toolchain (without parser) took 2418.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.5 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,168 INFO L168 Benchmark]: CDTParser took 0.43 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 16:48:54,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2018.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.07 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,176 INFO L168 Benchmark]: Boogie Preprocessor took 180.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2018.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.07 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...