./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label56.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/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:47:53,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:53,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:53,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:53,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:53,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:53,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:53,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:53,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:53,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:53,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:53,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:53,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:53,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:53,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:53,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:53,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:53,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:53,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:53,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:53,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:53,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:53,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:54,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:54,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:54,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:54,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:54,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:54,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:54,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:54,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:54,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:54,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:54,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:54,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:54,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:54,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:54,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:54,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:54,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:54,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:54,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:54,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:54,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:54,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:54,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:54,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:54,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:54,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:54,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:54,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:54,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:54,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:54,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:54,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:54,065 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:54,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:54,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:54,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:54,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:54,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:54,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:54,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:54,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:54,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:54,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:54,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:54,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:54,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:54,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:54,072 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-26 16:47:54,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:54,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:54,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:54,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:54,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:54,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-26 16:47:54,656 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf73ada1/7d2b68c2acfa4eda9dba7ce6c7e03936/FLAGe0c69d165 [2019-11-26 16:47:55,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:55,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-26 16:47:55,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf73ada1/7d2b68c2acfa4eda9dba7ce6c7e03936/FLAGe0c69d165 [2019-11-26 16:47:56,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf73ada1/7d2b68c2acfa4eda9dba7ce6c7e03936 [2019-11-26 16:47:56,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:56,189 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:56,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:56,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:56,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:56,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:56" (1/1) ... [2019-11-26 16:47:56,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:56, skipping insertion in model container [2019-11-26 16:47:56,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:56" (1/1) ... [2019-11-26 16:47:56,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:56,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:58,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:58,642 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:59,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:59,766 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:59,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59 WrapperNode [2019-11-26 16:47:59,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:59,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:59,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:59,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:59,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:47:59,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:00,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:00,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:00,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:00,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:01,466 INFO L168 Benchmark]: Toolchain (without parser) took 5272.61 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 812.8 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,467 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:01,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3573.27 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 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 1025.48 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 872.2 MB in the end (delta: -92.6 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,472 INFO L168 Benchmark]: Boogie Preprocessor took 662.28 ms. Allocated memory is still 1.0 GB. Free memory was 872.2 MB in the beginning and 812.8 MB in the end (delta: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,482 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 3573.27 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 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1025.48 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 872.2 MB in the end (delta: -92.6 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 662.28 ms. Allocated memory is still 1.0 GB. Free memory was 872.2 MB in the beginning and 812.8 MB in the end (delta: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:04,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:04,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:04,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:04,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:04,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:04,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:04,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:04,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:04,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:04,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:04,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:04,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:04,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:04,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:04,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:04,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:04,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:04,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:04,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:04,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:04,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:04,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:04,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:04,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:04,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:04,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:04,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:04,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:04,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:04,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:04,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:04,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:04,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:04,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:04,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:04,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:04,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:04,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:04,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:04,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:04,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:04,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:04,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:04,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:04,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:04,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:04,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:04,413 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:04,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:04,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:04,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:04,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:04,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:04,415 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:04,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:04,417 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:04,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:04,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:04,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:04,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:04,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:04,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:04,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:04,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:04,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:04,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:04,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:04,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:04,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:04,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:04,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:04,426 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-26 16:48:04,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:04,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:04,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:04,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:04,884 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:04,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-26 16:48:04,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4a9dcff/b239f5dd7ded4947813a06dfdb30cfb7/FLAG33a68decb [2019-11-26 16:48:06,178 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:06,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-26 16:48:06,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4a9dcff/b239f5dd7ded4947813a06dfdb30cfb7/FLAG33a68decb [2019-11-26 16:48:06,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4a9dcff/b239f5dd7ded4947813a06dfdb30cfb7 [2019-11-26 16:48:06,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:06,527 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:06,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:06,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:06,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:06,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:06,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06, skipping insertion in model container [2019-11-26 16:48:06,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:06,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:06,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:09,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:09,196 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:10,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:10,384 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:10,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10 WrapperNode [2019-11-26 16:48:10,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:10,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:10,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:10,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:10,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:10,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:10,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:10,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:10,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:10,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:10,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:10,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:11,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:11,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:11,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:11,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:11,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:10" (1/1) ... [2019-11-26 16:48:11,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:11,444 INFO L168 Benchmark]: Toolchain (without parser) took 4912.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 885.4 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:11,445 INFO L168 Benchmark]: CDTParser took 1.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:11,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3856.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:11,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 558.53 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 918.8 MB in the end (delta: -196.5 MB). Peak memory consumption was 44.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:11,451 INFO L168 Benchmark]: Boogie Preprocessor took 488.88 ms. Allocated memory is still 1.0 GB. Free memory was 918.8 MB in the beginning and 885.4 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:11,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 3856.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 558.53 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 918.8 MB in the end (delta: -196.5 MB). Peak memory consumption was 44.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 488.88 ms. Allocated memory is still 1.0 GB. Free memory was 918.8 MB in the beginning and 885.4 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...