./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:41,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:41,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:41,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:41,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:41,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:41,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:41,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:41,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:41,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:41,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:41,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:41,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:41,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:41,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:41,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:41,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:41,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:41,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:41,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:41,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:41,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:41,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:41,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:41,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:41,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:41,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:41,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:41,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:41,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:41,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:41,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:41,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:41,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:41,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:41,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:41,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:41,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:41,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:41,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:41,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:41,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:41,709 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:41,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:41,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:41,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:41,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:41,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:41,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:41,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:41,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:41,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:41,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:41,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:41,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:41,719 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:41,719 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:41,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:41,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:41,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:41,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:41,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:41,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:41,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:41,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:41,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:41,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:41,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:41,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:41,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:41,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:41,729 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-24 20:41:42,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:42,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:42,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:42,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:42,403 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:42,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-24 20:41:42,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ccb6498/8b753a00750e48c1af037c71e407dbc9/FLAGdbcb3c188 [2019-11-24 20:41:44,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:44,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-24 20:41:44,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ccb6498/8b753a00750e48c1af037c71e407dbc9/FLAGdbcb3c188 [2019-11-24 20:41:44,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77ccb6498/8b753a00750e48c1af037c71e407dbc9 [2019-11-24 20:41:44,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:44,301 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:44,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:44,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:44,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:44,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:44,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44, skipping insertion in model container [2019-11-24 20:41:44,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:44,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:44,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:47,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:47,718 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:49,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:49,281 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:49,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49 WrapperNode [2019-11-24 20:41:49,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:49,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:49,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:49,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:49,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:49,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:49,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:49,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:49,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:50,312 INFO L168 Benchmark]: Toolchain (without parser) took 6004.27 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 751.6 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:50,315 INFO L168 Benchmark]: CDTParser took 2.02 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. [2019-11-24 20:41:50,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4984.35 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 820.4 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:50,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 564.04 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:50,323 INFO L168 Benchmark]: Boogie Preprocessor took 448.46 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:50,334 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 4984.35 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 820.4 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 564.04 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 448.46 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-32f2683 [2019-11-24 20:41:54,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:54,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:54,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:54,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:54,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:54,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:54,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:54,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:54,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:54,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:54,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:54,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:54,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:54,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:54,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:54,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:54,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:54,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:54,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:54,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:54,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:54,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:54,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:54,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:54,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:54,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:54,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:54,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:54,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:54,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:54,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:54,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:54,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:54,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:54,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:54,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:54,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:54,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:54,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:54,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:54,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:54,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:54,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:54,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:54,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:54,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:54,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:54,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:54,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:54,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:54,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:54,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:54,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:54,380 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:54,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:54,381 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:54,383 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:54,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:54,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:54,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:54,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:54,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:54,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:54,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:54,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:54,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:54,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:54,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:54,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:54,392 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:54,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:54,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:54,394 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-24 20:41:54,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:54,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:54,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:54,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:54,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:54,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-24 20:41:55,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14553d010/ab7fa456c2174beb84f2f3a7381efd4a/FLAG64d9cc74a [2019-11-24 20:41:56,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:56,822 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-24 20:41:56,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14553d010/ab7fa456c2174beb84f2f3a7381efd4a/FLAG64d9cc74a [2019-11-24 20:41:57,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14553d010/ab7fa456c2174beb84f2f3a7381efd4a [2019-11-24 20:41:57,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:57,285 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:57,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:57,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:57,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:57,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:57,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b170820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57, skipping insertion in model container [2019-11-24 20:41:57,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:57,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:57,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:01,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:01,087 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:02,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:02,623 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:02,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02 WrapperNode [2019-11-24 20:42:02,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:02,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:02,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:02,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:02,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:02,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:03,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:03,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:03,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:03,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:02" (1/1) ... [2019-11-24 20:42:03,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:03,715 INFO L168 Benchmark]: Toolchain (without parser) took 6425.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.1 MB in the beginning and 751.8 MB in the end (delta: 188.3 MB). Peak memory consumption was 188.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:03,717 INFO L168 Benchmark]: CDTParser took 1.24 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. [2019-11-24 20:42:03,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5335.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.1 MB in the beginning and 822.0 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:03,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 506.82 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:03,726 INFO L168 Benchmark]: Boogie Preprocessor took 568.75 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 751.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:03,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 5335.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.1 MB in the beginning and 822.0 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 506.82 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 568.75 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 751.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...