./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label00.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/Problem12_label00.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 60cb62ba31d0ca641855757b4c6cafa78e860a59 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label00.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 60cb62ba31d0ca641855757b4c6cafa78e860a59 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:55:10,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:10,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:10,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:10,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:10,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:10,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:10,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:10,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:11,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:11,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:11,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:11,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:11,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:11,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:11,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:11,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:11,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:11,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:11,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:11,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:11,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:11,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:11,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:11,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:11,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:11,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:11,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:11,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:11,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:11,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:11,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:11,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:11,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:11,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:11,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:11,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:11,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:11,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:11,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:11,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:11,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:11,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:11,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:11,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:11,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:11,162 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:11,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:11,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:11,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:11,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:11,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:11,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:11,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:11,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:11,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:11,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:11,172 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:11,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:11,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:11,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:11,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:11,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:11,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:11,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:11,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:11,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:11,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:11,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:11,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:11,178 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 -> 60cb62ba31d0ca641855757b4c6cafa78e860a59 [2019-11-27 15:55:11,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:11,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:11,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:11,850 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:11,853 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:11,854 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2019-11-27 15:55:12,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d529eb7ec/5d1923655f6f472d9ca700db8667e2c6/FLAG457d77892 [2019-11-27 15:55:13,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:13,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2019-11-27 15:55:13,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d529eb7ec/5d1923655f6f472d9ca700db8667e2c6/FLAG457d77892 [2019-11-27 15:55:13,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d529eb7ec/5d1923655f6f472d9ca700db8667e2c6 [2019-11-27 15:55:13,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:13,917 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:13,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:13,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:13,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:13,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:13" (1/1) ... [2019-11-27 15:55:13,940 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 03:55:13, skipping insertion in model container [2019-11-27 15:55:13,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:13" (1/1) ... [2019-11-27 15:55:13,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:14,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:17,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:17,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:18,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:18,870 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:18,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18 WrapperNode [2019-11-27 15:55:18,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:18,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:18,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:18,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:18,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:18,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:19,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:19,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:19,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:19,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:19,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:19,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:19,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:19,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:20,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:20,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:21,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:21,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:21,305 INFO L168 Benchmark]: Toolchain (without parser) took 7377.19 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 914.8 MB in the end (delta: 39.7 MB). Peak memory consumption was 319.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:21,306 INFO L168 Benchmark]: CDTParser took 0.64 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 15:55:21,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4954.12 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 820.9 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:21,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 771.59 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.9 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:21,317 INFO L168 Benchmark]: Boogie Preprocessor took 1645.13 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 914.8 MB in the end (delta: -162.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:21,329 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 4954.12 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 820.9 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 771.59 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.9 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1645.13 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 914.8 MB in the end (delta: -162.9 MB). Peak memory consumption was 116.9 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 15:55:25,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:25,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:25,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:25,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:25,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:25,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:25,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:25,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:25,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:25,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:25,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:25,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:25,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:25,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:25,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:25,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:25,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:25,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:25,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:25,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:25,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:25,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:25,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:25,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:25,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:25,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:25,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:25,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:25,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:25,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:25,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:25,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:25,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:25,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:25,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:25,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:25,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:25,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:25,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:25,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:25,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:25,409 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:25,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:25,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:25,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:25,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:25,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:25,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:25,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:25,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:25,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:25,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:25,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:25,423 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:25,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:25,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:25,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:25,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:25,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:25,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:25,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:25,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:25,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:25,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:25,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:25,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:25,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:25,433 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:25,433 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:25,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:25,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:25,436 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 -> 60cb62ba31d0ca641855757b4c6cafa78e860a59 [2019-11-27 15:55:25,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:25,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:25,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:25,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:25,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:25,991 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2019-11-27 15:55:26,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e8b124b/2d649fa913134310a5fff2b0de688761/FLAG9d8218efd [2019-11-27 15:55:27,829 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:27,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2019-11-27 15:55:27,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e8b124b/2d649fa913134310a5fff2b0de688761/FLAG9d8218efd [2019-11-27 15:55:27,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e8b124b/2d649fa913134310a5fff2b0de688761 [2019-11-27 15:55:27,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:27,977 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:27,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:27,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:27,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:27,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:27" (1/1) ... [2019-11-27 15:55:27,999 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 03:55:27, skipping insertion in model container [2019-11-27 15:55:28,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:27" (1/1) ... [2019-11-27 15:55:28,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:28,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:31,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:31,388 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:32,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:32,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:32,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32 WrapperNode [2019-11-27 15:55:32,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:32,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:32,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:32,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:32,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:33,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:33,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:33,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:33,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:34,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:34,268 INFO L168 Benchmark]: Toolchain (without parser) took 6287.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 943.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 285.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:34,269 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. [2019-11-27 15:55:34,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4964.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.0 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:34,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 539.07 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:34,280 INFO L168 Benchmark]: Boogie Preprocessor took 775.51 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 943.8 MB in the end (delta: -203.1 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:34,288 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 4964.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.0 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 539.07 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 775.51 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 943.8 MB in the end (delta: -203.1 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...