./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label49.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/Problem16_label49.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 308ad44d52107ad8f325837cc646defe060ce6d2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label49.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 308ad44d52107ad8f325837cc646defe060ce6d2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:59,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:59,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:59,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:59,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:59,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:59,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:59,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:59,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:59,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:59,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:59,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:59,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:59,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:59,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:59,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:59,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:59,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:59,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:59,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:59,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:59,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:59,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:59,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:59,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:59,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:59,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:59,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:59,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:59,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:59,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:59,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:59,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:59,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:59,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:59,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:59,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:59,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:59,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:59,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:59,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:59,414 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:59,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:59,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:59,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:59,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:59,460 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:59,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:59,461 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:59,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:59,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:59,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:59,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:59,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:59,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:59,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:59,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:59,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:59,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:59,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:59,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:59,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:59,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:59,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:59,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:59,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:59,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:59,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:59,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:59,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:59,475 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 -> 308ad44d52107ad8f325837cc646defe060ce6d2 [2019-11-27 15:59:00,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:00,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:00,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:00,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:00,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:00,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label49.c [2019-11-27 15:59:00,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1108aafa2/07c7add54e074c0aac32346998e72e1a/FLAGef41dbc8d [2019-11-27 15:59:01,686 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:01,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label49.c [2019-11-27 15:59:01,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1108aafa2/07c7add54e074c0aac32346998e72e1a/FLAGef41dbc8d [2019-11-27 15:59:01,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1108aafa2/07c7add54e074c0aac32346998e72e1a [2019-11-27 15:59:01,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:01,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:01,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:01,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:01,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:01,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,830 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 03:59:01, skipping insertion in model container [2019-11-27 15:59:01,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:02,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:03,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:03,707 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:04,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:04,307 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:04,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04 WrapperNode [2019-11-27 15:59:04,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:04,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:04,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:04,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:04,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:04,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:04,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:04,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:04,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:05,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:05,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:05,092 INFO L168 Benchmark]: Toolchain (without parser) took 3277.94 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 892.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,093 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:05,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2504.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 398.93 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,101 INFO L168 Benchmark]: Boogie Preprocessor took 366.99 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2504.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 398.93 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 366.99 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:08,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:08,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:08,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:08,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:08,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:08,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:09,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:09,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:09,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:09,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:09,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:09,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:09,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:09,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:09,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:09,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:09,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:09,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:09,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:09,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:09,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:09,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:09,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:09,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:09,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:09,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:09,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:09,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:09,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:09,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:09,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:09,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:09,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:09,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:09,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:09,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:09,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:09,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:09,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:09,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:09,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:09,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:09,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:09,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:09,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:09,170 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:09,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:09,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:09,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:09,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:09,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:09,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:09,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:09,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:09,176 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:09,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:09,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:09,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:09,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:09,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:09,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:09,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:09,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:09,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:09,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:09,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:09,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:09,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:09,184 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:09,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:09,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:09,186 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 -> 308ad44d52107ad8f325837cc646defe060ce6d2 [2019-11-27 15:59:09,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:09,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:09,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:09,887 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:09,890 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:09,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label49.c [2019-11-27 15:59:10,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68b93bf5/3f6d39a3f5a1434c918b4b0324149cb5/FLAGa71da5d8a [2019-11-27 15:59:11,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:11,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label49.c [2019-11-27 15:59:11,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68b93bf5/3f6d39a3f5a1434c918b4b0324149cb5/FLAGa71da5d8a [2019-11-27 15:59:11,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68b93bf5/3f6d39a3f5a1434c918b4b0324149cb5 [2019-11-27 15:59:11,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:11,606 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:11,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:11,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:11,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:11,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,629 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 03:59:11, skipping insertion in model container [2019-11-27 15:59:11,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:11,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:13,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:13,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:14,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:14,258 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:14,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14 WrapperNode [2019-11-27 15:59:14,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:14,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:14,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:14,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:14,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:14,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:14,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:14,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:14,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:14,803 INFO L168 Benchmark]: Toolchain (without parser) took 3191.84 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,805 INFO L168 Benchmark]: CDTParser took 0.47 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 15:59:14,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2651.83 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,814 INFO L168 Benchmark]: Boogie Preprocessor took 255.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2651.83 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 255.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 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...