./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label47.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/Problem17_label47.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 74bab004da4a5f190893ac003f0a461276afc58a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label47.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 74bab004da4a5f190893ac003f0a461276afc58a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:59:42,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:42,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:42,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:42,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:42,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:42,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:42,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:42,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:42,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:42,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:42,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:42,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:42,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:42,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:42,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:42,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:42,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:42,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:42,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:42,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:42,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:42,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:42,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:42,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:42,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:42,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:42,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:42,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:42,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:42,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:42,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:42,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:42,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:42,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:42,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:42,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:42,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:42,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:42,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:42,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:42,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:42,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:42,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:42,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:42,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:42,350 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:42,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:42,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:42,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:42,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:42,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:42,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:42,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:42,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:42,357 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:42,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:42,358 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:42,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:42,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:42,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:42,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:42,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:42,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:42,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:42,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:42,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:42,364 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:42,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:42,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:42,364 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 -> 74bab004da4a5f190893ac003f0a461276afc58a [2019-11-27 15:59:42,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:42,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:42,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:42,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:42,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:42,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label47.c [2019-11-27 15:59:43,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6480a98b/29f3b251416a4a5e890f3a9e97cb8500/FLAG4b2aa77a7 [2019-11-27 15:59:44,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:44,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label47.c [2019-11-27 15:59:44,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6480a98b/29f3b251416a4a5e890f3a9e97cb8500/FLAG4b2aa77a7 [2019-11-27 15:59:44,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6480a98b/29f3b251416a4a5e890f3a9e97cb8500 [2019-11-27 15:59:44,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:44,724 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:44,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:44,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:44,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:44,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:44" (1/1) ... [2019-11-27 15:59:44,752 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 03:59:44, skipping insertion in model container [2019-11-27 15:59:44,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:44" (1/1) ... [2019-11-27 15:59:44,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:44,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:47,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:47,061 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:47,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:47,951 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:47,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47 WrapperNode [2019-11-27 15:59:47,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:47,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:47,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:47,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:47,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:48,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:48,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:48,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:48,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:49,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:49,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:49,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:49,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:49,519 INFO L168 Benchmark]: Toolchain (without parser) took 4790.94 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 781.5 MB in the end (delta: 174.4 MB). Peak memory consumption was 174.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,523 INFO L168 Benchmark]: CDTParser took 2.29 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 15:59:49,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3227.68 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 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 719.04 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,531 INFO L168 Benchmark]: Boogie Preprocessor took 833.66 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.29 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 3227.68 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 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 719.04 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 833.66 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 15:59:53,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:53,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:53,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:53,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:53,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:53,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:53,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:53,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:53,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:53,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:53,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:53,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:53,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:53,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:53,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:53,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:53,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:53,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:53,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:53,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:53,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:53,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:53,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:53,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:53,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:53,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:53,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:53,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:53,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:53,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:53,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:53,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:53,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:53,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:53,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:53,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:53,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:53,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:53,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:53,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:53,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:53,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:53,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:53,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:53,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:53,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:53,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:53,750 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:53,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:53,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:53,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:53,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:53,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:53,755 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:53,755 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:53,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:53,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:53,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:53,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:53,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:53,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:53,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:53,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:53,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:53,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:53,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:53,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:53,762 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:53,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:53,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:53,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:53,766 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 -> 74bab004da4a5f190893ac003f0a461276afc58a [2019-11-27 15:59:54,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:54,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:54,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:54,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:54,303 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:54,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label47.c [2019-11-27 15:59:54,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362e83669/6a361ac9c3f14eb6a31749b1d3631913/FLAG86d8f3e54 [2019-11-27 15:59:56,022 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:56,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label47.c [2019-11-27 15:59:56,091 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362e83669/6a361ac9c3f14eb6a31749b1d3631913/FLAG86d8f3e54 [2019-11-27 15:59:56,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362e83669/6a361ac9c3f14eb6a31749b1d3631913 [2019-11-27 15:59:56,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:56,146 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:56,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:56,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:56,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:56,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56, skipping insertion in model container [2019-11-27 15:59:56,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:56,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:58,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:58,817 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:59,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:00,046 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:00,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00 WrapperNode [2019-11-27 16:00:00,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:00,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:00,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:00,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:00,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:00,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:00,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:00,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:00,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:00,929 INFO L168 Benchmark]: Toolchain (without parser) took 4777.36 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 787.4 MB in the end (delta: 168.6 MB). Peak memory consumption was 168.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:00,930 INFO L168 Benchmark]: CDTParser took 0.26 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 16:00:00,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3904.46 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 827.5 MB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:00,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 408.93 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:00,939 INFO L168 Benchmark]: Boogie Preprocessor took 457.94 ms. Allocated memory is still 1.0 GB. Free memory was 804.6 MB in the beginning and 787.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:00,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 3904.46 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 827.5 MB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 408.93 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 457.94 ms. Allocated memory is still 1.0 GB. Free memory was 804.6 MB in the beginning and 787.4 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...