./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label16.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/Problem15_label16.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 f29aa323a0a92d5a9d9b59bc37634431cad4c2bd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label16.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 f29aa323a0a92d5a9d9b59bc37634431cad4c2bd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:57:53,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:53,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:53,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:53,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:53,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:53,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:53,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:53,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:53,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:53,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:53,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:53,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:53,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:53,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:54,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:54,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:54,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:54,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:54,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:54,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:54,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:54,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:54,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:54,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:54,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:54,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:54,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:54,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:54,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:54,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:54,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:54,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:54,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:54,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:54,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:54,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:54,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:54,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:54,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:54,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:54,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:54,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:54,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:54,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:54,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:54,137 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:54,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:54,138 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:54,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:54,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:54,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:54,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:54,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:54,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:54,142 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:54,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:54,143 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:54,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:54,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:54,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:54,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:54,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:54,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:54,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:54,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:54,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:54,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:54,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:54,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:54,151 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 -> f29aa323a0a92d5a9d9b59bc37634431cad4c2bd [2019-11-27 15:57:54,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:54,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:54,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:54,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:54,845 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:54,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-27 15:57:55,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcf477aa5/b59e1dddfac04496a65c4a2d3524c353/FLAGab335fa9d [2019-11-27 15:57:56,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:56,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-27 15:57:56,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcf477aa5/b59e1dddfac04496a65c4a2d3524c353/FLAGab335fa9d [2019-11-27 15:57:56,558 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcf477aa5/b59e1dddfac04496a65c4a2d3524c353 [2019-11-27 15:57:56,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:56,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:56,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:56,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:56,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:56,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56, skipping insertion in model container [2019-11-27 15:57:56,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:56,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:58,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:58,491 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:59,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:59,151 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:59,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59 WrapperNode [2019-11-27 15:57:59,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:59,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:59,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:59,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:59,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:59,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:59,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:59,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:59,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:58:00,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:00,120 INFO L168 Benchmark]: Toolchain (without parser) took 3546.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,121 INFO L168 Benchmark]: CDTParser took 3.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:00,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2583.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 443.76 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,132 INFO L168 Benchmark]: Boogie Preprocessor took 506.28 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:00,144 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.40 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 2583.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 443.76 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 506.28 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:58:04,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:04,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:04,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:04,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:04,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:04,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:04,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:04,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:04,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:04,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:04,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:04,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:04,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:04,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:04,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:04,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:04,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:04,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:04,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:04,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:04,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:04,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:04,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:04,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:04,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:04,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:04,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:04,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:04,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:04,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:04,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:04,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:04,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:04,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:04,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:04,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:04,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:04,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:04,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:04,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:04,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:04,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:04,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:04,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:04,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:04,273 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:04,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:04,274 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:04,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:04,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:04,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:04,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:04,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:04,282 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:04,282 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:04,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:04,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:04,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:04,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:04,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:04,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:04,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:04,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:04,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:04,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:04,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:04,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:04,289 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:04,290 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:04,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:04,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:04,292 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 -> f29aa323a0a92d5a9d9b59bc37634431cad4c2bd [2019-11-27 15:58:04,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:04,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:04,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:04,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:04,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:04,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-27 15:58:05,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d545026ca/224d519c0dd942c380fe38142fa37b04/FLAG8dbcc7891 [2019-11-27 15:58:06,633 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:06,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-27 15:58:06,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d545026ca/224d519c0dd942c380fe38142fa37b04/FLAG8dbcc7891 [2019-11-27 15:58:06,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d545026ca/224d519c0dd942c380fe38142fa37b04 [2019-11-27 15:58:06,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:06,763 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:06,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:06,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:06,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:06,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:06,792 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 03:58:06, skipping insertion in model container [2019-11-27 15:58:06,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:06,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:07,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:09,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:09,053 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:09,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:09,852 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:09,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09 WrapperNode [2019-11-27 15:58:09,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:09,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:09,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:09,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:09,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:10,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:10,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:10,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:10,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:10,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:10,459 INFO L168 Benchmark]: Toolchain (without parser) took 3690.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:10,460 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:10,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3087.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:10,465 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.94 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:10,469 INFO L168 Benchmark]: Boogie Preprocessor took 296.54 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:10,479 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 3087.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 296.94 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 296.54 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...