./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem04_label57.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 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label57.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 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:50,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:50,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:50,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:50,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:50,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:50,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:50,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:50,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:50,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:50,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:50,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:50,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:50,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:50,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:50,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:50,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:50,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:50,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:50,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:50,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:50,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:50,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:50,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:50,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:50,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:50,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:50,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:50,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:50,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:50,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:50,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:50,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:50,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:50,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:50,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:50,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:50,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:50,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:50,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:50,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:50,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:50,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:50,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:50,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:50,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:50,172 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:50,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:50,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:50,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:50,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:50,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:50,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:50,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:50,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:50,176 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:50,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:50,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:50,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:50,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:50,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:50,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:50,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:50,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:50,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:50,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:50,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:50,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:50,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:50,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:50,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:50,182 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 -> 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 [2019-11-24 20:41:50,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:50,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:50,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:50,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:50,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:50,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-24 20:41:50,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ddfffc74/d2b4abafc9264a3baccd5653b9e855ed/FLAG5ba4b1666 [2019-11-24 20:41:51,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:51,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-24 20:41:51,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ddfffc74/d2b4abafc9264a3baccd5653b9e855ed/FLAG5ba4b1666 [2019-11-24 20:41:52,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ddfffc74/d2b4abafc9264a3baccd5653b9e855ed [2019-11-24 20:41:52,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:52,295 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:52,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:52,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:52,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:52,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:52" (1/1) ... [2019-11-24 20:41:52,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:52, skipping insertion in model container [2019-11-24 20:41:52,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:52" (1/1) ... [2019-11-24 20:41:52,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:52,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:54,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:54,522 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:55,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:55,610 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:55,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55 WrapperNode [2019-11-24 20:41:55,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:55,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:55,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:55,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:55,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:55,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:55,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:55,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:55,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:55,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:55,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:55,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:56,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:56,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:56,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:56,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:56,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:55" (1/1) ... [2019-11-24 20:41:56,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:56,318 INFO L168 Benchmark]: Toolchain (without parser) took 4019.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 751.4 MB in the end (delta: 197.4 MB). Peak memory consumption was 197.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:56,318 INFO L168 Benchmark]: CDTParser took 0.94 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. [2019-11-24 20:41:56,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3316.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 814.6 MB in the end (delta: 134.2 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:56,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 360.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:56,329 INFO L168 Benchmark]: Boogie Preprocessor took 334.60 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:56,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 3316.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 814.6 MB in the end (delta: 134.2 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 360.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 334.60 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-32f2683 [2019-11-24 20:41:59,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:59,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:59,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:59,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:59,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:59,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:59,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:59,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:59,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:59,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:59,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:59,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:59,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:59,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:59,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:59,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:59,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:59,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:59,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:59,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:59,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:59,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:59,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:59,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:59,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:59,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:59,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:59,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:59,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:59,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:59,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:59,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:59,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:59,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:59,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:59,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:59,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:59,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:59,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:59,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:59,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:59,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:59,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:59,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:59,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:59,275 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:59,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:59,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:59,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:59,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:59,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:59,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:59,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:59,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:59,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:59,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:59,279 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:59,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:59,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:59,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:59,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:59,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:59,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:59,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:59,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:59,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:59,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:59,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:59,283 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:59,283 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:59,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:59,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:59,287 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 -> 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 [2019-11-24 20:41:59,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:59,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:59,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:59,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:59,728 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:59,729 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-24 20:41:59,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f720c43e/32bc97b5a7d3471399d731c677faea05/FLAG16c90825e [2019-11-24 20:42:00,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:00,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-24 20:42:01,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f720c43e/32bc97b5a7d3471399d731c677faea05/FLAG16c90825e [2019-11-24 20:42:01,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f720c43e/32bc97b5a7d3471399d731c677faea05 [2019-11-24 20:42:01,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:01,387 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:01,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:01,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:01,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:01,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:01" (1/1) ... [2019-11-24 20:42:01,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:01, skipping insertion in model container [2019-11-24 20:42:01,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:01" (1/1) ... [2019-11-24 20:42:01,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:01,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:03,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:03,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:04,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:04,830 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:04,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04 WrapperNode [2019-11-24 20:42:04,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:04,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:04,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:04,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:04,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:04,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:05,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:05,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:05,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:05,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:05,594 INFO L168 Benchmark]: Toolchain (without parser) took 4202.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 733.1 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,595 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-11-24 20:42:05,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3435.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 796.1 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 354.57 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,603 INFO L168 Benchmark]: Boogie Preprocessor took 399.96 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 3435.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 796.1 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 354.57 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.96 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...