./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label07.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/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:57,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:57,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:58,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:58,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:58,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:58,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:58,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:58,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:58,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:58,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:58,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:58,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:58,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:58,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:58,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:58,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:58,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:58,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:58,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:58,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:58,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:58,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:58,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:58,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:58,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:58,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:58,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:58,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:58,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:58,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:58,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:58,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:58,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:58,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:58,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:58,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:58,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:58,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:58,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:58,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:58,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:58,201 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:58,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:58,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:58,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:58,208 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:58,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:58,208 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:58,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:58,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:58,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:58,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:58,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:58,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:58,214 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:58,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:58,216 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:58,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:58,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:58,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:58,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:58,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:58,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:58,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:58,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:58,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:58,222 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:58,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:58,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:58,223 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-27 15:59:58,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:58,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:58,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:58,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:58,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:58,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 15:59:58,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a195ddf7/4cd50d45f825497984ac8fb206face9d/FLAGcf22e5a75 [2019-11-27 16:00:00,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:00,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 16:00:00,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a195ddf7/4cd50d45f825497984ac8fb206face9d/FLAGcf22e5a75 [2019-11-27 16:00:00,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a195ddf7/4cd50d45f825497984ac8fb206face9d [2019-11-27 16:00:00,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:00,663 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:00,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:00,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:00,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:00,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00, skipping insertion in model container [2019-11-27 16:00:00,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:00,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:03,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:03,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:04,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:04,533 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:04,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04 WrapperNode [2019-11-27 16:00:04,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:04,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:04,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:04,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:04,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:04,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:05,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:05,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:05,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:05,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:05,721 INFO L168 Benchmark]: Toolchain (without parser) took 5051.17 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 804.9 MB in the end (delta: 145.3 MB). Peak memory consumption was 145.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,722 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 16:00:05,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3867.16 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 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 572.38 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,732 INFO L168 Benchmark]: Boogie Preprocessor took 602.17 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,744 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 3867.16 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 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 572.38 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 602.17 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 16:00:09,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:09,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:09,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:09,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:09,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:09,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:09,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:09,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:09,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:09,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:09,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:09,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:09,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:09,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:09,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:09,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:09,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:09,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:09,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:09,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:09,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:09,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:09,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:09,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:09,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:09,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:09,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:09,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:09,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:09,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:09,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:09,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:09,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:09,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:09,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:09,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:09,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:09,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:09,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:09,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:09,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:10,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:10,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:10,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:10,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:10,013 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:10,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:10,014 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:10,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:10,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:10,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:10,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:10,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:10,019 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:10,020 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:10,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:10,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:10,022 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:10,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:10,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:10,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:10,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:10,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:10,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:10,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:10,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:10,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:10,027 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:10,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:10,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:10,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:10,029 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-27 16:00:10,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:10,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:10,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:10,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:10,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:10,660 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 16:00:10,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c9e5ada2/9b91c0d105a343b4a1016538d15a7902/FLAG56950768d [2019-11-27 16:00:12,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:12,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 16:00:12,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c9e5ada2/9b91c0d105a343b4a1016538d15a7902/FLAG56950768d [2019-11-27 16:00:12,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c9e5ada2/9b91c0d105a343b4a1016538d15a7902 [2019-11-27 16:00:12,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:12,545 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:12,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:12,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:12,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:12,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:12, skipping insertion in model container [2019-11-27 16:00:12,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:12,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:15,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:15,451 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:16,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:16,842 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:16,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16 WrapperNode [2019-11-27 16:00:16,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:16,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:16,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:16,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:16,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:17,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:17,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:17,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,703 INFO L168 Benchmark]: Toolchain (without parser) took 5155.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 798.6 MB in the end (delta: 155.9 MB). Peak memory consumption was 156.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,704 INFO L168 Benchmark]: CDTParser took 3.80 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:17,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4298.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 844.4 MB in the end (delta: 110.1 MB). Peak memory consumption was 110.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 443.62 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,714 INFO L168 Benchmark]: Boogie Preprocessor took 404.06 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 798.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.80 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 4298.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 844.4 MB in the end (delta: 110.1 MB). Peak memory consumption was 110.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 443.62 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 404.06 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 798.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...