./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem18_label41.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 ec02f45b218079825bc70b0c3a15ef46b3f21246 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label41.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 ec02f45b218079825bc70b0c3a15ef46b3f21246 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:38,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:38,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:38,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:38,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:38,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:38,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:38,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:38,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:38,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:38,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:38,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:38,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:38,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:38,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:38,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:38,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:38,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:38,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:38,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:38,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:38,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:38,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:38,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:38,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:38,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:38,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:38,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:38,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:38,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:38,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:38,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:38,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:38,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:38,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:38,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:38,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:38,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:38,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:38,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:38,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:38,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:38,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:38,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:38,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:38,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:38,640 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:38,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:38,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:38,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:38,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:38,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:38,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:38,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:38,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:38,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:38,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:38,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:38,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:38,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:38,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:38,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:38,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:38,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:38,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:38,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:38,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:38,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:38,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:38,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:38,656 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-27 09:38:39,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:39,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:39,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:39,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:39,239 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:39,242 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 09:38:39,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1fca9e2d/7898e1adba534eb3be481f8efadb667b/FLAG605c264a3 [2019-11-27 09:38:40,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:40,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 09:38:40,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1fca9e2d/7898e1adba534eb3be481f8efadb667b/FLAG605c264a3 [2019-11-27 09:38:41,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1fca9e2d/7898e1adba534eb3be481f8efadb667b [2019-11-27 09:38:41,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:41,049 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:41,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:41,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:41,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:41,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:41,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41, skipping insertion in model container [2019-11-27 09:38:41,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:41,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:41,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:43,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:43,817 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:44,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:44,875 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:44,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44 WrapperNode [2019-11-27 09:38:44,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:44,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:44,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:44,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:44,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:45,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:45,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:45,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:45,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:45,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:46,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:46,017 INFO L168 Benchmark]: Toolchain (without parser) took 4961.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 803.8 MB in the end (delta: 142.2 MB). Peak memory consumption was 142.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:46,021 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:46,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3821.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 873.6 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:46,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 546.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:46,031 INFO L168 Benchmark]: Boogie Preprocessor took 582.68 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 803.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:46,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 3821.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 873.6 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 546.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 582.68 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 803.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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-da95e15 [2019-11-27 09:38:50,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:50,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:50,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:50,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:50,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:50,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:50,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:50,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:50,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:50,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:50,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:50,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:50,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:50,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:50,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:50,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:50,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:50,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:50,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:50,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:50,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:50,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:50,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:50,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:50,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:50,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:50,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:50,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:50,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:50,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:50,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:50,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:50,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:50,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:50,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:50,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:50,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:50,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:50,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:50,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:50,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:50,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:50,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:50,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:50,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:50,426 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:50,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:50,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:50,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:50,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:50,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:50,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:50,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:50,432 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:50,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:50,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:50,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:50,436 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:50,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:50,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:50,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:50,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:50,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:50,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:50,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:50,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:50,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:50,441 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:50,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:50,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:50,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:50,445 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-27 09:38:51,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:51,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:51,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:51,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:51,129 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:51,130 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 09:38:51,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0120b51/80730bc87a57425e876522197a71d077/FLAG91ccf4317 [2019-11-27 09:38:52,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:52,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 09:38:52,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0120b51/80730bc87a57425e876522197a71d077/FLAG91ccf4317 [2019-11-27 09:38:52,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0120b51/80730bc87a57425e876522197a71d077 [2019-11-27 09:38:52,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:52,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:52,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:52,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:52,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:52,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:52" (1/1) ... [2019-11-27 09:38:52,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:52, skipping insertion in model container [2019-11-27 09:38:52,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:52" (1/1) ... [2019-11-27 09:38:53,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:53,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:55,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:55,826 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:57,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:57,220 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:57,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57 WrapperNode [2019-11-27 09:38:57,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:57,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:57,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:57,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:57,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:57,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:57,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:57,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:57,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:57,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:57" (1/1) ... [2019-11-27 09:38:58,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:58,041 INFO L168 Benchmark]: Toolchain (without parser) took 5073.23 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:58,042 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-27 09:38:58,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4259.08 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:58,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.10 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:58,052 INFO L168 Benchmark]: Boogie Preprocessor took 400.44 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:58,062 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 4259.08 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.10 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.44 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...