./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:06,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:06,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:07,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:07,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:07,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:07,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:07,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:07,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:07,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:07,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:07,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:07,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:07,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:07,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:07,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:07,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:07,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:07,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:07,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:07,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:07,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:07,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:07,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:07,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:07,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:07,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:07,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:07,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:07,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:07,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:07,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:07,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:07,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:07,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:07,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:07,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:07,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:07,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:07,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:07,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:07,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:07,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:07,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:07,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:07,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:07,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:07,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:07,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:07,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:07,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:07,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:07,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:07,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:07,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:07,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:07,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:07,217 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:07,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:07,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:07,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:07,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:07,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:07,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:07,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:07,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:07,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:07,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:07,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:07,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:07,227 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-27 09:38:07,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:07,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:07,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:07,820 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:07,821 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:07,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 09:38:07,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a07692827/1050a42b1f9847f69974ee9c928f3510/FLAGd9ca562c3 [2019-11-27 09:38:09,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:09,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 09:38:09,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a07692827/1050a42b1f9847f69974ee9c928f3510/FLAGd9ca562c3 [2019-11-27 09:38:09,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a07692827/1050a42b1f9847f69974ee9c928f3510 [2019-11-27 09:38:09,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:09,701 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:09,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:09,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:09,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:09,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,729 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 09:38:09, skipping insertion in model container [2019-11-27 09:38:09,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:09,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:12,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:12,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:13,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:13,315 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:13,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13 WrapperNode [2019-11-27 09:38:13,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:13,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:13,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:13,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:13,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:13,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:13,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:13,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:13,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:14,327 INFO L168 Benchmark]: Toolchain (without parser) took 4622.04 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 804.2 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,329 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:14,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3611.72 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 551.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,337 INFO L168 Benchmark]: Boogie Preprocessor took 446.58 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.2 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 3611.72 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 551.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 446.58 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.2 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:18,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:18,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:18,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:18,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:18,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:18,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:18,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:18,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:18,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:18,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:18,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:18,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:18,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:18,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:18,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:18,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:18,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:18,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:18,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:18,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:18,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:18,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:18,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:18,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:18,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:18,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:18,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:18,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:18,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:18,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:18,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:18,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:18,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:18,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:18,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:18,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:18,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:18,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:18,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:18,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:18,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:18,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:18,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:18,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:18,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:18,513 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:18,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:18,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:18,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:18,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:18,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:18,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:18,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:18,520 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:18,521 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:18,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:18,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:18,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:18,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:18,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:18,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:18,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:18,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:18,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:18,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:18,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:18,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:18,527 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:18,528 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:18,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:18,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:18,532 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-27 09:38:19,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:19,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:19,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:19,149 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:19,152 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:19,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 09:38:19,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e85dcb3/25f138faafbb473f969d140fcf042b02/FLAG7471efe5f [2019-11-27 09:38:20,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:20,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 09:38:21,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e85dcb3/25f138faafbb473f969d140fcf042b02/FLAG7471efe5f [2019-11-27 09:38:21,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e85dcb3/25f138faafbb473f969d140fcf042b02 [2019-11-27 09:38:21,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:21,057 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:21,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:21,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:21,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:21,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21, skipping insertion in model container [2019-11-27 09:38:21,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:21,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:23,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:23,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:25,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:25,472 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:25,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25 WrapperNode [2019-11-27 09:38:25,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:25,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:25,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:25,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:25,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:25,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:25,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:25,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:25,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:26,365 INFO L168 Benchmark]: Toolchain (without parser) took 5302.11 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. [2019-11-27 09:38:26,366 INFO L168 Benchmark]: CDTParser took 0.40 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 09:38:26,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4414.02 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. [2019-11-27 09:38:26,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 472.46 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,375 INFO L168 Benchmark]: Boogie Preprocessor took 407.07 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 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. [2019-11-27 09:38:26,389 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4414.02 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 472.46 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 407.07 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 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...