./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem14_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 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_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 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:39,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:39,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:39,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:39,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:39,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:39,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:39,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:39,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:39,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:39,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:39,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:39,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:39,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:39,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:39,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:39,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:39,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:39,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:39,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:39,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:39,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:39,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:39,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:39,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:39,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:39,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:39,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:39,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:39,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:39,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:39,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:39,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:39,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:39,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:39,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:39,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:39,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:39,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:39,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:39,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:39,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:39,251 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:39,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:39,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:39,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:39,258 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:39,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:39,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:39,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:39,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:39,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:39,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:39,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:39,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:39,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:39,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:39,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:39,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:39,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:39,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:39,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:39,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:39,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:39,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:39,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:39,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:39,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:39,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:39,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:39,275 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 -> 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 [2019-11-26 16:48:39,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:39,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:39,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:39,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:39,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:39,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-26 16:48:40,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92783a05/7d925365a0754b348551c98e127861b1/FLAG1f0770fd5 [2019-11-26 16:48:41,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:41,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-26 16:48:41,331 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92783a05/7d925365a0754b348551c98e127861b1/FLAG1f0770fd5 [2019-11-26 16:48:41,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92783a05/7d925365a0754b348551c98e127861b1 [2019-11-26 16:48:41,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:41,383 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:41,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:41,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:41,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:41,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:41" (1/1) ... [2019-11-26 16:48:41,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:41, skipping insertion in model container [2019-11-26 16:48:41,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:41" (1/1) ... [2019-11-26 16:48:41,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:41,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:42,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:42,753 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:43,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:43,122 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:43,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43 WrapperNode [2019-11-26 16:48:43,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:43,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:43,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:43,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:43,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:43,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:43,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:43,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:43,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:43,613 INFO L168 Benchmark]: Toolchain (without parser) took 2224.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 948.8 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,616 INFO L168 Benchmark]: CDTParser took 3.26 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. [2019-11-26 16:48:43,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1739.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,624 INFO L168 Benchmark]: Boogie Preprocessor took 226.83 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 948.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.26 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 1739.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.83 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 948.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-025d5a2 [2019-11-26 16:48:47,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:47,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:47,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:47,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:47,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:47,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:47,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:47,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:47,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:47,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:47,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:47,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:47,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:47,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:47,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:47,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:47,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:47,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:47,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:47,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:47,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:47,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:47,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:47,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:47,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:47,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:47,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:47,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:47,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:47,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:47,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:47,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:47,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:47,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:47,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:47,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:47,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:47,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:47,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:47,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:47,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:47,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:47,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:47,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:47,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:47,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:47,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:47,813 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:47,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:47,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:47,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:47,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:47,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:47,819 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:47,819 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:47,820 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:47,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:47,820 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:47,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:47,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:47,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:47,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:47,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:47,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:47,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:47,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:47,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:47,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:47,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:47,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:47,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:47,833 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 -> 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 [2019-11-26 16:48:48,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:48,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:48,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:48,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:48,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:48,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-26 16:48:48,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdbb20d4/099029f06ede413cbc989f48668f9c2c/FLAG0cfd50580 [2019-11-26 16:48:50,075 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:50,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-26 16:48:50,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdbb20d4/099029f06ede413cbc989f48668f9c2c/FLAG0cfd50580 [2019-11-26 16:48:50,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdbb20d4/099029f06ede413cbc989f48668f9c2c [2019-11-26 16:48:50,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:50,158 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:50,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:50,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:50,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:50,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:50" (1/1) ... [2019-11-26 16:48:50,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:50, skipping insertion in model container [2019-11-26 16:48:50,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:50" (1/1) ... [2019-11-26 16:48:50,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:50,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:51,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:51,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:51,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:51,967 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:51,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51 WrapperNode [2019-11-26 16:48:51,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:51,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:51,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:51,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:51,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:52,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:52,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:52,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:52,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:52,374 INFO L168 Benchmark]: Toolchain (without parser) took 2212.47 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 949.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,377 INFO L168 Benchmark]: CDTParser took 2.71 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. [2019-11-26 16:48:52,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1805.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,385 INFO L168 Benchmark]: Boogie Preprocessor took 178.10 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,396 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 1805.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 215.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.10 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...