./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label35.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 374a2a6434bb6c7c6cc52a7ec87ee6be615ea010 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label35.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 374a2a6434bb6c7c6cc52a7ec87ee6be615ea010 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:33,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:33,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:33,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:33,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:33,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:33,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:33,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:33,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:33,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:33,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:33,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:33,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:33,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:33,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:33,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:33,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:33,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:33,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:33,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:33,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:33,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:33,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:33,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:33,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:33,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:33,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:33,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:33,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:33,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:33,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:33,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:33,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:33,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:33,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:33,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:33,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:33,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:33,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:33,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:33,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:33,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:33,748 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:33,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:33,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:33,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:33,755 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:33,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:33,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:33,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:33,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:33,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:33,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:33,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:33,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:33,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:33,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:33,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:33,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:33,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:33,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:33,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:33,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:33,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:33,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:33,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:33,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:33,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:33,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:33,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:33,772 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 -> 374a2a6434bb6c7c6cc52a7ec87ee6be615ea010 [2019-11-27 15:59:34,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:34,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:34,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:34,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:34,413 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:34,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2019-11-27 15:59:34,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2827899/7e91c5d0247a4ee9a3badeaf9dc53ab3/FLAGbe2c6de0a [2019-11-27 15:59:36,193 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:36,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2019-11-27 15:59:36,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2827899/7e91c5d0247a4ee9a3badeaf9dc53ab3/FLAGbe2c6de0a [2019-11-27 15:59:36,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2827899/7e91c5d0247a4ee9a3badeaf9dc53ab3 [2019-11-27 15:59:36,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:36,314 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:36,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:36,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:36,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:36,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:36,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36, skipping insertion in model container [2019-11-27 15:59:36,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:36,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:36,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:38,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:38,806 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:39,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:39,739 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:39,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39 WrapperNode [2019-11-27 15:59:39,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:39,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:39,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:39,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:39,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:39,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:40,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:40,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:40,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:40,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:41,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:41,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:41,273 INFO L168 Benchmark]: Toolchain (without parser) took 4952.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 775.7 MB in the end (delta: 185.9 MB). Peak memory consumption was 186.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:41,275 INFO L168 Benchmark]: CDTParser took 0.37 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 15:59:41,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3425.24 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 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:41,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 724.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:41,285 INFO L168 Benchmark]: Boogie Preprocessor took 793.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 775.7 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:41,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3425.24 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 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 724.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 793.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 775.7 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 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 0.1.24-509859d [2019-11-27 15:59:45,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:45,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:45,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:45,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:45,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:45,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:45,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:45,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:45,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:45,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:45,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:45,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:45,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:45,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:45,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:45,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:45,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:45,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:45,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:45,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:45,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:45,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:45,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:45,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:45,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:45,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:45,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:45,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:45,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:45,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:45,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:45,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:45,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:45,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:45,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:45,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:45,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:45,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:45,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:45,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:45,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:45,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:45,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:45,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:45,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:45,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:45,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:45,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:45,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:45,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:45,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:45,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:45,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:45,431 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:45,432 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:45,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:45,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:45,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:45,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:45,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:45,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:45,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:45,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:45,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:45,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:45,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:45,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:45,439 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:45,439 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:45,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:45,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:45,444 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 -> 374a2a6434bb6c7c6cc52a7ec87ee6be615ea010 [2019-11-27 15:59:46,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:46,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:46,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:46,106 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:46,107 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:46,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2019-11-27 15:59:46,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46406b66/fceb6c19e2de4f76b142e28f2001c640/FLAGeb4b7c10d [2019-11-27 15:59:47,752 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:47,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2019-11-27 15:59:47,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46406b66/fceb6c19e2de4f76b142e28f2001c640/FLAGeb4b7c10d [2019-11-27 15:59:47,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46406b66/fceb6c19e2de4f76b142e28f2001c640 [2019-11-27 15:59:47,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:47,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:47,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:47,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:47,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:47,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:47,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47, skipping insertion in model container [2019-11-27 15:59:47,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:48,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:50,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:50,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:51,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:51,910 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:51,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51 WrapperNode [2019-11-27 15:59:51,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:51,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:51,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:51,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:51,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:52,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:52,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:52,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:52,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:52,743 INFO L168 Benchmark]: Toolchain (without parser) took 4773.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 797.7 MB in the end (delta: 163.9 MB). Peak memory consumption was 164.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,745 INFO L168 Benchmark]: CDTParser took 0.49 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 15:59:52,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3950.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.8 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 391.68 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 814.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,756 INFO L168 Benchmark]: Boogie Preprocessor took 425.66 ms. Allocated memory is still 1.0 GB. Free memory was 814.8 MB in the beginning and 797.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 3950.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.8 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 391.68 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 814.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 425.66 ms. Allocated memory is still 1.0 GB. Free memory was 814.8 MB in the beginning and 797.7 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...