./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label09.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 5a32e026edf0616eb4045a18a8b0546054fb92f7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label09.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 5a32e026edf0616eb4045a18a8b0546054fb92f7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:44,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:44,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:44,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:44,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:44,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:44,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:44,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:44,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:44,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:44,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:44,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:44,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:44,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:44,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:44,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:44,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:44,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:44,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:44,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:44,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:44,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:44,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:44,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:44,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:44,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:44,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:44,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:44,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:44,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:44,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:44,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:44,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:44,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:44,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:44,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:44,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:44,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:44,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:44,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:44,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:44,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:44,354 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:44,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:44,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:44,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:44,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:44,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:44,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:44,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:44,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:44,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:44,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:44,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:44,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:44,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:44,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:44,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:44,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:44,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:44,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:44,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:44,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:44,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:44,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:44,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:44,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:44,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:44,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:44,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:44,378 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 -> 5a32e026edf0616eb4045a18a8b0546054fb92f7 [2019-11-27 09:36:44,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:44,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:44,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:44,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:44,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:44,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-27 09:36:45,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b31feee9/1f01ae56c7714ea985cedbc2046c0455/FLAGb1b97f656 [2019-11-27 09:36:46,596 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:46,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-27 09:36:46,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b31feee9/1f01ae56c7714ea985cedbc2046c0455/FLAGb1b97f656 [2019-11-27 09:36:46,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b31feee9/1f01ae56c7714ea985cedbc2046c0455 [2019-11-27 09:36:46,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:46,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:46,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:46,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:46,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:46,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46, skipping insertion in model container [2019-11-27 09:36:46,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:46,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:48,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:48,788 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:49,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:49,816 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:49,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49 WrapperNode [2019-11-27 09:36:49,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:49,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:49,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:49,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:49,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:49,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:50,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:50,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:50,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:50,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:50,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:50,596 INFO L168 Benchmark]: Toolchain (without parser) took 3893.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.3 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:50,599 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:50,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3120.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:50,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 362.87 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:50,608 INFO L168 Benchmark]: Boogie Preprocessor took 402.96 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:50,621 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 3120.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 362.87 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 402.96 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 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-da95e15 [2019-11-27 09:36:54,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:54,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:54,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:54,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:54,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:54,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:54,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:54,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:54,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:54,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:54,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:54,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:54,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:54,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:54,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:54,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:54,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:54,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:54,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:54,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:54,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:54,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:54,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:54,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:54,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:54,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:54,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:54,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:54,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:54,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:54,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:54,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:54,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:54,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:54,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:54,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:54,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:54,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:54,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:54,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:54,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:54,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:54,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:54,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:54,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:54,929 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:54,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:54,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:54,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:54,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:54,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:54,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:54,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:54,933 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:54,934 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:54,934 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:54,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:54,937 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:54,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:54,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:54,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:54,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:54,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:54,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:54,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:54,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:54,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:54,942 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:54,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:54,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:54,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:54,947 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 -> 5a32e026edf0616eb4045a18a8b0546054fb92f7 [2019-11-27 09:36:55,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:55,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:55,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:55,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:55,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:55,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-27 09:36:55,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e6fc5dd/5dc9b93aa1e04c7e9903c5ff9577f539/FLAGbb519da5a [2019-11-27 09:36:57,202 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:57,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-27 09:36:57,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e6fc5dd/5dc9b93aa1e04c7e9903c5ff9577f539/FLAGbb519da5a [2019-11-27 09:36:57,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e6fc5dd/5dc9b93aa1e04c7e9903c5ff9577f539 [2019-11-27 09:36:57,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:57,305 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:57,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:57,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:57,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:57,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:57" (1/1) ... [2019-11-27 09:36:57,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:57, skipping insertion in model container [2019-11-27 09:36:57,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:57" (1/1) ... [2019-11-27 09:36:57,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:57,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:59,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:59,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:00,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:00,161 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:00,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00 WrapperNode [2019-11-27 09:37:00,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:00,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:00,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:00,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:00,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:00,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:00,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:00,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:00,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:00,686 INFO L168 Benchmark]: Toolchain (without parser) took 3374.99 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: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,687 INFO L168 Benchmark]: CDTParser took 1.10 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:00,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2851.78 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,693 INFO L168 Benchmark]: Boogie Procedure Inliner took 279.77 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,697 INFO L168 Benchmark]: Boogie Preprocessor took 232.90 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 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 2851.78 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 279.77 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.90 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.5 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...