./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label00.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/Problem15_label00.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 e27bed7a47a19b83dff1f9862cc56a3a4d77413e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label00.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 e27bed7a47a19b83dff1f9862cc56a3a4d77413e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:57:43,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:44,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:44,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:44,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:44,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:44,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:44,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:44,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:44,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:44,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:44,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:44,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:44,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:44,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:44,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:44,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:44,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:44,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:44,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:44,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:44,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:44,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:44,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:44,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:44,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:44,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:44,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:44,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:44,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:44,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:44,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:44,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:44,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:44,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:44,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:44,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:44,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:44,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:44,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:44,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:44,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:44,223 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:44,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:44,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:44,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:44,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:44,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:44,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:44,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:44,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:44,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:44,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:44,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:44,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:44,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:44,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:44,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:44,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:44,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:44,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:44,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:44,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:44,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:44,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:44,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:44,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:44,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:44,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:44,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:44,242 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 -> e27bed7a47a19b83dff1f9862cc56a3a4d77413e [2019-11-27 15:57:44,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:44,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:44,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:44,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:44,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:44,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-27 15:57:45,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a3e02655/359bfd38df1a463d81009253e1e96670/FLAGb2584a487 [2019-11-27 15:57:46,554 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:46,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-27 15:57:46,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a3e02655/359bfd38df1a463d81009253e1e96670/FLAGb2584a487 [2019-11-27 15:57:46,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a3e02655/359bfd38df1a463d81009253e1e96670 [2019-11-27 15:57:46,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:46,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:46,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:46,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:46,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:46,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46, skipping insertion in model container [2019-11-27 15:57:46,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:46,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:48,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:48,800 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:49,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:49,501 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:49,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49 WrapperNode [2019-11-27 15:57:49,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:49,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:49,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:49,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:49,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:49,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:49,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:49,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:49,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:50,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:50,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:50,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:50,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:50,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:50,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:50,437 INFO L168 Benchmark]: Toolchain (without parser) took 3697.57 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 876.8 MB in the end (delta: 84.9 MB). Peak memory consumption was 85.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:50,438 INFO L168 Benchmark]: CDTParser took 0.39 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 15:57:50,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2762.48 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 934.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 54.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:50,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 439.39 ms. Allocated memory is still 1.0 GB. Free memory was 934.9 MB in the beginning and 894.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:50,449 INFO L168 Benchmark]: Boogie Preprocessor took 485.20 ms. Allocated memory is still 1.0 GB. Free memory was 894.2 MB in the beginning and 876.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:50,460 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2762.48 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 934.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 54.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 439.39 ms. Allocated memory is still 1.0 GB. Free memory was 934.9 MB in the beginning and 894.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 485.20 ms. Allocated memory is still 1.0 GB. Free memory was 894.2 MB in the beginning and 876.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:54,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:54,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:54,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:54,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:54,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:54,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:54,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:54,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:54,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:54,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:54,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:54,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:54,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:54,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:54,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:54,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:54,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:54,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:54,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:54,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:54,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:54,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:54,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:54,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:54,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:54,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:54,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:54,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:54,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:54,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:54,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:54,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:54,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:54,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:54,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:54,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:54,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:54,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:54,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:54,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:54,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:54,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:54,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:54,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:54,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:54,540 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:54,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:54,541 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:54,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:54,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:54,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:54,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:54,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:54,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:54,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:54,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:54,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:54,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:54,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:54,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:54,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:54,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:54,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:54,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:54,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:54,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:54,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:54,555 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:54,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:54,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:54,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:54,559 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 -> e27bed7a47a19b83dff1f9862cc56a3a4d77413e [2019-11-27 15:57:55,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:55,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:55,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:55,174 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:55,175 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:55,178 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-27 15:57:55,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b0923228/6b29606f71214009bbd70b7aa42baad3/FLAG885273115 [2019-11-27 15:57:56,848 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:56,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-27 15:57:56,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b0923228/6b29606f71214009bbd70b7aa42baad3/FLAG885273115 [2019-11-27 15:57:56,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b0923228/6b29606f71214009bbd70b7aa42baad3 [2019-11-27 15:57:56,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:56,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:56,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:56,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:56,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:56,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56, skipping insertion in model container [2019-11-27 15:57:56,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:57,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:59,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:59,118 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:59,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:59,862 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:59,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59 WrapperNode [2019-11-27 15:57:59,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:59,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:59,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:59,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:59,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:00,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:00,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:00,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:00,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:00,544 INFO L168 Benchmark]: Toolchain (without parser) took 3580.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.1 MB in the end (delta: 109.4 MB). Peak memory consumption was 109.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,545 INFO L168 Benchmark]: CDTParser took 0.46 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 15:58:00,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2901.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.8 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 366.47 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,554 INFO L168 Benchmark]: Boogie Preprocessor took 299.14 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,564 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2901.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.8 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 366.47 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 299.14 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...