./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label04.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 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label04.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 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:04,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:04,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:04,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:04,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:04,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:04,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:05,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:05,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:05,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:05,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:05,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:05,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:05,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:05,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:05,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:05,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:05,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:05,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:05,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:05,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:05,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:05,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:05,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:05,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:05,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:05,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:05,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:05,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:05,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:05,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:05,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:05,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:05,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:05,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:05,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:05,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:05,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:05,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:05,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:05,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:05,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:05,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:05,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:05,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:05,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:05,168 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:05,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:05,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:05,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:05,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:05,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:05,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:05,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:05,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:05,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:05,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:05,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:05,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:05,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:05,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:05,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:05,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:05,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:05,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:05,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:05,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:05,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:05,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:05,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:05,184 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-25 22:43:05,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:05,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:05,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:05,781 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:05,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:05,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-25 22:43:05,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4519ac58/d7a0c2e1b9ee4ca4b9c5f49702e1e61d/FLAG63241ee60 [2019-11-25 22:43:07,569 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:07,571 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-25 22:43:07,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4519ac58/d7a0c2e1b9ee4ca4b9c5f49702e1e61d/FLAG63241ee60 [2019-11-25 22:43:07,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4519ac58/d7a0c2e1b9ee4ca4b9c5f49702e1e61d [2019-11-25 22:43:07,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:07,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:07,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:07,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:07,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:07,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:07,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07, skipping insertion in model container [2019-11-25 22:43:07,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:07,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:07,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:10,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:10,415 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:11,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:11,560 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:11,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11 WrapperNode [2019-11-25 22:43:11,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:11,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:11,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:11,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:11,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:11,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:12,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:12,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:12,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:12,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:12,718 INFO L168 Benchmark]: Toolchain (without parser) took 5016.42 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 804.2 MB in the end (delta: 146.1 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,719 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:43:12,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3866.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 571.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,730 INFO L168 Benchmark]: Boogie Preprocessor took 571.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3866.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 571.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 571.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 0.1.24-65d6cd2 [2019-11-25 22:43:16,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:16,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:16,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:16,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:16,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:16,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:16,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:16,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:16,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:16,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:16,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:16,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:16,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:16,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:16,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:16,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:16,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:16,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:16,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:16,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:16,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:16,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:16,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:16,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:16,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:16,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:16,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:16,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:16,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:16,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:16,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:16,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:16,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:16,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:16,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:16,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:16,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:16,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:16,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:16,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:16,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:16,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:16,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:16,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:16,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:16,985 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:16,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:16,986 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:16,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:16,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:16,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:16,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:16,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:16,992 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:16,992 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:16,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:16,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:16,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:16,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:16,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:16,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:16,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:16,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:16,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:16,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:16,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:16,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:17,000 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:17,000 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:17,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:17,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:17,002 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-25 22:43:17,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:17,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:17,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:17,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:17,671 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:17,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-25 22:43:17,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0663f7ef0/21059c4581794ea1b138bc2b637adac0/FLAGec413e9a7 [2019-11-25 22:43:19,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:19,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-25 22:43:19,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0663f7ef0/21059c4581794ea1b138bc2b637adac0/FLAGec413e9a7 [2019-11-25 22:43:19,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0663f7ef0/21059c4581794ea1b138bc2b637adac0 [2019-11-25 22:43:19,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:19,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:19,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:19,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:19,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:19,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:19" (1/1) ... [2019-11-25 22:43:19,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:19, skipping insertion in model container [2019-11-25 22:43:19,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:19" (1/1) ... [2019-11-25 22:43:19,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:19,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:22,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:22,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:24,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:24,143 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:24,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24 WrapperNode [2019-11-25 22:43:24,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:24,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:24,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:24,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:24,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:24,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:24,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:24,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:24,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:25,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:25,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:25,060 INFO L168 Benchmark]: Toolchain (without parser) took 5515.92 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,062 INFO L168 Benchmark]: CDTParser took 1.73 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. [2019-11-25 22:43:25,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4603.22 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.96 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,073 INFO L168 Benchmark]: Boogie Preprocessor took 439.17 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 4603.22 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 464.96 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 439.17 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...