./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label10.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 eeccb387f54f59403c64dcf8cd051f0fb23f9233 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_label10.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 eeccb387f54f59403c64dcf8cd051f0fb23f9233 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:11,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:12,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:12,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:12,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:12,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:12,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:12,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:12,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:12,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:12,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:12,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:12,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:12,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:12,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:12,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:12,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:12,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:12,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:12,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:12,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:12,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:12,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:12,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:12,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:12,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:12,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:12,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:12,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:12,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:12,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:12,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:12,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:12,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:12,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:12,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:12,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:12,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:12,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:12,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:12,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:12,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:12,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:12,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:12,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:12,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:12,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:12,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:12,242 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:12,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:12,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:12,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:12,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:12,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:12,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:12,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:12,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:12,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:12,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:12,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:12,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:12,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:12,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:12,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:12,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:12,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:12,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:12,255 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:12,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:12,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:12,257 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 -> eeccb387f54f59403c64dcf8cd051f0fb23f9233 [2019-11-27 15:57:12,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:12,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:12,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:12,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:12,917 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:12,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label10.c [2019-11-27 15:57:13,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e14f842b/251923e4ef554112b1ddcfea7ab85cba/FLAG93bf57b30 [2019-11-27 15:57:14,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:14,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label10.c [2019-11-27 15:57:14,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e14f842b/251923e4ef554112b1ddcfea7ab85cba/FLAG93bf57b30 [2019-11-27 15:57:14,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e14f842b/251923e4ef554112b1ddcfea7ab85cba [2019-11-27 15:57:14,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:14,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:14,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:14,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:14,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:14,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14, skipping insertion in model container [2019-11-27 15:57:14,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:14,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:15,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:16,003 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:16,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:16,526 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:16,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16 WrapperNode [2019-11-27 15:57:16,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:16,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:16,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:16,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:16,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:16,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:16,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:16,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:16,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:16,970 INFO L168 Benchmark]: Toolchain (without parser) took 2474.23 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 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:16,971 INFO L168 Benchmark]: CDTParser took 1.46 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. [2019-11-27 15:57:16,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2032.76 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:16,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.38 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:16,983 INFO L168 Benchmark]: Boogie Preprocessor took 208.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:16,992 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 2032.76 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.38 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:20,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:20,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:20,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:21,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:21,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:21,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:21,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:21,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:21,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:21,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:21,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:21,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:21,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:21,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:21,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:21,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:21,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:21,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:21,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:21,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:21,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:21,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:21,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:21,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:21,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:21,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:21,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:21,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:21,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:21,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:21,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:21,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:21,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:21,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:21,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:21,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:21,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:21,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:21,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:21,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:21,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:21,185 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:21,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:21,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:21,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:21,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:21,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:21,196 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:21,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:21,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:21,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:21,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:21,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:21,199 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:21,199 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:21,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:21,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:21,202 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:21,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:21,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:21,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:21,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:21,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:21,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:21,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:21,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:21,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:21,207 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:21,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:21,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:21,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:21,210 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 -> eeccb387f54f59403c64dcf8cd051f0fb23f9233 [2019-11-27 15:57:21,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:21,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:21,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:21,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:21,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:21,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label10.c [2019-11-27 15:57:22,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fb721d31/39b26db496f94215a35f28e861a7358f/FLAGed8d88e4c [2019-11-27 15:57:23,243 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:23,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label10.c [2019-11-27 15:57:23,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fb721d31/39b26db496f94215a35f28e861a7358f/FLAGed8d88e4c [2019-11-27 15:57:23,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fb721d31/39b26db496f94215a35f28e861a7358f [2019-11-27 15:57:23,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:23,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:23,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:23,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:23,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:23,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23, skipping insertion in model container [2019-11-27 15:57:23,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:23,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:25,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:25,158 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:25,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:25,535 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:25,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25 WrapperNode [2019-11-27 15:57:25,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:25,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:25,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:25,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:25,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:25,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:25,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:25,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:25,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:26,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:26,027 INFO L168 Benchmark]: Toolchain (without parser) took 2311.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,034 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:26,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1820.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.05 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,045 INFO L168 Benchmark]: Boogie Preprocessor took 227.09 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1820.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.05 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.09 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...