./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem17_label52.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 c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label52.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 c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:56,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:56,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:56,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:56,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:56,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:56,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:56,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:56,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:56,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:56,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:56,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:56,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:56,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:56,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:56,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:56,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:56,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:56,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:56,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:56,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:56,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:56,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:56,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:56,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:56,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:56,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:56,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:56,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:56,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:56,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:56,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:56,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:56,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:56,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:56,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:56,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:56,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:56,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:56,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:56,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:56,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:56,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:56,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:56,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:56,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:56,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:56,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:56,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:56,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:56,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:56,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:56,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:56,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:56,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:56,518 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:56,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:56,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:56,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:56,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:56,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:56,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:56,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:56,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:56,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:56,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:56,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:56,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:56,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:56,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:56,526 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 -> c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 [2019-11-27 09:37:57,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:57,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:57,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:57,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:57,167 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:57,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 09:37:57,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57de6fc67/4ee6ad5c586147349d7749196c80dec0/FLAG17d14b9db [2019-11-27 09:37:58,956 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:58,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 09:37:59,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57de6fc67/4ee6ad5c586147349d7749196c80dec0/FLAG17d14b9db [2019-11-27 09:37:59,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57de6fc67/4ee6ad5c586147349d7749196c80dec0 [2019-11-27 09:37:59,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:59,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:59,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:59,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:59,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:59,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:59" (1/1) ... [2019-11-27 09:37:59,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:59, skipping insertion in model container [2019-11-27 09:37:59,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:59" (1/1) ... [2019-11-27 09:37:59,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:59,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:01,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:01,599 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:02,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:02,764 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:02,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02 WrapperNode [2019-11-27 09:38:02,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:02,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:02,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:02,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:02,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:02,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:03,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:03,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:03,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:03,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:03,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:03,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:03,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:03,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:03,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:03,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:04,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:04,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:04,171 INFO L168 Benchmark]: Toolchain (without parser) took 5078.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.9 MB in the end (delta: 180.0 MB). Peak memory consumption was 180.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,172 INFO L168 Benchmark]: CDTParser took 0.31 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 09:38:04,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3676.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 670.85 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,182 INFO L168 Benchmark]: Boogie Preprocessor took 719.69 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 775.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 3676.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 670.85 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 719.69 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 775.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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-da95e15 [2019-11-27 09:38:08,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:08,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:08,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:08,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:08,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:08,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:08,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:08,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:08,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:08,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:08,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:08,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:08,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:08,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:08,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:08,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:08,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:08,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:08,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:08,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:08,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:08,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:08,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:08,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:08,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:08,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:08,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:08,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:08,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:08,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:08,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:08,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:08,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:08,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:08,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:08,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:08,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:08,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:08,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:08,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:08,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:08,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:08,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:08,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:08,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:08,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:08,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:08,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:08,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:08,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:08,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:08,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:08,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:08,316 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:08,319 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:08,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:08,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:08,320 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:08,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:08,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:08,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:08,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:08,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:08,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:08,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:08,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:08,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:08,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:08,327 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:08,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:08,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:08,329 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 -> c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 [2019-11-27 09:38:08,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:08,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:08,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:08,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:08,947 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:08,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 09:38:09,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eda5e669/53f72f828fba4c84a7c4270ebecc9110/FLAGcfac1a404 [2019-11-27 09:38:10,636 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:10,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 09:38:10,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eda5e669/53f72f828fba4c84a7c4270ebecc9110/FLAGcfac1a404 [2019-11-27 09:38:10,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eda5e669/53f72f828fba4c84a7c4270ebecc9110 [2019-11-27 09:38:10,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:10,752 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:10,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:10,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:10,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:10,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:10" (1/1) ... [2019-11-27 09:38:10,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:10, skipping insertion in model container [2019-11-27 09:38:10,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:10" (1/1) ... [2019-11-27 09:38:10,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:11,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:13,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:13,563 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:14,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:14,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:14,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14 WrapperNode [2019-11-27 09:38:14,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:14,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:14,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:14,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:14,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:15,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:15,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:15,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:15,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:15,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:15,757 INFO L168 Benchmark]: Toolchain (without parser) took 5000.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:15,757 INFO L168 Benchmark]: CDTParser took 0.44 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 09:38:15,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4189.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:15,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 397.11 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:15,768 INFO L168 Benchmark]: Boogie Preprocessor took 405.74 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:15,777 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 4189.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 397.11 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 405.74 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...