./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label49.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 2b2168337066bebfc616cd668b68ac2ed677bc0c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label49.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 2b2168337066bebfc616cd668b68ac2ed677bc0c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:56,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:56,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:56,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:56,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:56,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:56,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:56,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:57,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:57,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:57,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:57,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:57,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:57,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:57,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:57,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:57,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:57,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:57,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:57,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:57,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:57,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:57,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:57,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:57,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:57,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:57,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:57,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:57,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:57,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:57,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:57,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:57,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:57,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:57,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:57,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:57,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:57,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:57,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:57,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:57,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:57,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:57,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:57,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:57,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:57,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:57,159 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:57,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:57,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:57,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:57,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:57,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:57,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:57,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:57,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:57,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:57,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:57,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:57,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:57,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:57,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:57,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:57,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:57,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:57,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:57,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:57,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:57,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:57,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:57,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:57,175 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 -> 2b2168337066bebfc616cd668b68ac2ed677bc0c [2019-11-25 22:39:57,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:57,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:57,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:57,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:57,789 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:57,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-25 22:39:57,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf21d86d/3d92f3011ffa47b4ac2ce5213030ae71/FLAG09fc8daef [2019-11-25 22:39:59,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:59,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-25 22:39:59,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf21d86d/3d92f3011ffa47b4ac2ce5213030ae71/FLAG09fc8daef [2019-11-25 22:39:59,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf21d86d/3d92f3011ffa47b4ac2ce5213030ae71 [2019-11-25 22:39:59,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:59,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:59,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:59,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:59,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:59,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:59" (1/1) ... [2019-11-25 22:39:59,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:59, skipping insertion in model container [2019-11-25 22:39:59,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:59" (1/1) ... [2019-11-25 22:39:59,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:00,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:03,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:03,633 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:05,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:05,166 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:05,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05 WrapperNode [2019-11-25 22:40:05,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:05,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:05,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:05,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:05,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:05,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:06,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:06,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:06,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:06,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:07,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:07,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:07,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:07,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:07,972 INFO L168 Benchmark]: Toolchain (without parser) took 8177.29 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 806.9 MB in the end (delta: 143.4 MB). Peak memory consumption was 143.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:07,973 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:40:07,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5377.53 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. [2019-11-25 22:40:07,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 1575.90 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 876.0 MB in the end (delta: -96.4 MB). Peak memory consumption was 138.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:07,983 INFO L168 Benchmark]: Boogie Preprocessor took 1215.64 ms. Allocated memory is still 1.0 GB. Free memory was 876.0 MB in the beginning and 806.9 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:07,996 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5377.53 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 1575.90 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 876.0 MB in the end (delta: -96.4 MB). Peak memory consumption was 138.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1215.64 ms. Allocated memory is still 1.0 GB. Free memory was 876.0 MB in the beginning and 806.9 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 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 0.1.24-65d6cd2 [2019-11-25 22:40:12,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:12,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:12,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:12,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:12,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:12,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:12,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:12,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:12,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:12,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:12,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:12,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:12,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:12,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:12,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:12,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:12,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:12,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:12,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:12,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:12,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:12,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:12,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:12,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:12,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:12,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:12,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:12,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:12,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:12,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:12,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:12,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:12,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:12,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:12,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:12,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:12,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:12,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:12,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:12,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:12,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:12,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:12,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:12,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:12,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:12,313 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:12,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:12,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:12,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:12,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:12,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:12,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:12,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:12,319 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:12,321 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:12,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:12,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:12,322 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:12,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:12,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:12,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:12,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:12,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:12,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:12,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:12,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:12,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:12,329 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:12,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:12,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:12,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:12,331 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 -> 2b2168337066bebfc616cd668b68ac2ed677bc0c [2019-11-25 22:40:12,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:12,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:12,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:12,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:12,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:12,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-25 22:40:13,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc163f83b/59412e1009074122ad7e65a2d752be22/FLAG9f977db10 [2019-11-25 22:40:14,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:14,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-25 22:40:14,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc163f83b/59412e1009074122ad7e65a2d752be22/FLAG9f977db10 [2019-11-25 22:40:14,976 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc163f83b/59412e1009074122ad7e65a2d752be22 [2019-11-25 22:40:14,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:14,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:14,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:14,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:15,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:15,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:14" (1/1) ... [2019-11-25 22:40:15,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:15, skipping insertion in model container [2019-11-25 22:40:15,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:14" (1/1) ... [2019-11-25 22:40:15,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:15,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:19,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:19,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:21,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:21,183 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:21,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21 WrapperNode [2019-11-25 22:40:21,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:21,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:21,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:21,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:21,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:21,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:21,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:21,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:21,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:21,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:21,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:21,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:21,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:21,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:22,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:22,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:22,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:21" (1/1) ... [2019-11-25 22:40:22,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:22,428 INFO L168 Benchmark]: Toolchain (without parser) took 7431.71 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 884.7 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:22,429 INFO L168 Benchmark]: CDTParser took 2.95 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. [2019-11-25 22:40:22,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6193.69 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:22,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 681.50 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.0 MB in the end (delta: -201.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:22,438 INFO L168 Benchmark]: Boogie Preprocessor took 548.61 ms. Allocated memory is still 1.0 GB. Free memory was 918.0 MB in the beginning and 884.7 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:22,450 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 6193.69 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 681.50 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.0 MB in the end (delta: -201.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 548.61 ms. Allocated memory is still 1.0 GB. Free memory was 918.0 MB in the beginning and 884.7 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...