./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label45.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 635b81d3ec9d0915388978a460089a77d0c3f135 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label45.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 635b81d3ec9d0915388978a460089a77d0c3f135 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:38,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:38,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:38,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:38,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:38,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:38,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:38,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:38,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:38,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:38,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:38,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:38,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:38,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:38,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:38,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:38,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:38,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:38,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:38,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:38,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:38,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:38,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:38,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:38,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:38,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:38,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:38,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:38,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:38,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:38,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:38,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:38,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:38,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:38,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:38,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:38,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:38,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:38,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:38,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:38,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:38,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:38,758 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:38,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:38,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:38,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:38,767 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:38,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:38,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:38,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:38,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:38,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:38,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:38,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:38,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:38,775 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:38,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:38,776 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:38,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:38,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:38,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:38,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:38,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:38,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:38,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:38,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:38,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:38,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:38,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:38,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:38,782 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 -> 635b81d3ec9d0915388978a460089a77d0c3f135 [2019-11-26 16:50:39,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:39,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:39,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:39,338 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:39,339 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:39,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label45.c [2019-11-26 16:50:39,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f6d9748/665dfda8781846299eefdef71dcd2233/FLAGac55f94ad [2019-11-26 16:50:41,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:41,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label45.c [2019-11-26 16:50:41,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f6d9748/665dfda8781846299eefdef71dcd2233/FLAGac55f94ad [2019-11-26 16:50:41,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f6d9748/665dfda8781846299eefdef71dcd2233 [2019-11-26 16:50:41,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:41,120 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:41,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:41,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:41,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:41,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:41,145 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 26.11 04:50:41, skipping insertion in model container [2019-11-26 16:50:41,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:41,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:41,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:43,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:43,719 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:44,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:44,761 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:44,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44 WrapperNode [2019-11-26 16:50:44,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:44,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:44,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:44,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:44,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:44,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:45,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:45,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:45,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:45,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:46,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:46,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:46,215 INFO L168 Benchmark]: Toolchain (without parser) took 5090.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.4 MB in the end (delta: 180.6 MB). Peak memory consumption was 180.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:46,218 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:46,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3640.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:46,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 648.61 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:46,227 INFO L168 Benchmark]: Boogie Preprocessor took 791.51 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 775.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:46,238 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 3640.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 648.61 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 791.51 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 775.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:50,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:50,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:50,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:50,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:50,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:50,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:50,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:50,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:50,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:50,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:50,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:50,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:50,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:50,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:50,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:50,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:50,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:50,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:50,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:50,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:50,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:50,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:50,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:50,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:50,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:50,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:50,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:50,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:50,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:50,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:50,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:50,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:50,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:50,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:50,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:50,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:50,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:50,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:50,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:50,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:50,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:50,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:50,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:50,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:50,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:50,236 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:50,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:50,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:50,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:50,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:50,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:50,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:50,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:50,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:50,244 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:50,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:50,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:50,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:50,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:50,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:50,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:50,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:50,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:50,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:50,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:50,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:50,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:50,250 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:50,251 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:50,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:50,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:50,256 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 -> 635b81d3ec9d0915388978a460089a77d0c3f135 [2019-11-26 16:50:50,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:50,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:50,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:50,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:50,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:50,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label45.c [2019-11-26 16:50:51,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdec4a3ca/930b1fec770149dc97143ea99d26005a/FLAG83159ac0d [2019-11-26 16:50:52,585 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:52,588 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label45.c [2019-11-26 16:50:52,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdec4a3ca/930b1fec770149dc97143ea99d26005a/FLAG83159ac0d [2019-11-26 16:50:52,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdec4a3ca/930b1fec770149dc97143ea99d26005a [2019-11-26 16:50:52,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:52,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:52,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:52,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:52,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:52,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,727 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 26.11 04:50:52, skipping insertion in model container [2019-11-26 16:50:52,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:52,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:55,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:55,391 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:56,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:56,610 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:56,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56 WrapperNode [2019-11-26 16:50:56,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:56,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:56,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:56,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:56,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:57,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:57,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:57,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:57,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:57,483 INFO L168 Benchmark]: Toolchain (without parser) took 4774.85 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 782.1 MB in the end (delta: 179.6 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,484 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:57,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3907.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.2 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,489 INFO L168 Benchmark]: Boogie Procedure Inliner took 438.51 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,492 INFO L168 Benchmark]: Boogie Preprocessor took 418.80 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3907.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.2 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 438.51 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 418.80 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 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...