./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label17.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 bed34f8da9b3d7f90a4009c788fe151896bf4ecc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label17.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 bed34f8da9b3d7f90a4009c788fe151896bf4ecc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:26,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:26,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:26,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:26,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:26,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:26,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:26,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:26,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:26,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:26,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:26,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:26,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:26,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:26,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:26,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:26,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:26,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:26,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:26,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:26,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:26,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:26,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:26,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:26,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:26,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:26,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:26,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:26,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:26,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:26,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:26,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:26,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:26,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:26,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:26,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:26,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:26,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:26,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:26,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:26,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:26,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:26,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:26,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:26,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:26,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:26,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:26,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:26,285 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:26,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:26,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:26,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:26,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:26,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:26,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:26,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:26,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:26,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:26,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:26,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:26,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:26,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:26,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:26,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:26,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:26,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:26,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:26,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:26,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:26,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:26,298 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 -> bed34f8da9b3d7f90a4009c788fe151896bf4ecc [2019-11-25 22:39:26,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:26,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:26,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:26,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:26,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:26,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-25 22:39:27,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1b5e5f0/0654aa2500a44cdeab64590bbc044ca5/FLAG9615d1647 [2019-11-25 22:39:28,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:28,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-25 22:39:29,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1b5e5f0/0654aa2500a44cdeab64590bbc044ca5/FLAG9615d1647 [2019-11-25 22:39:29,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1b5e5f0/0654aa2500a44cdeab64590bbc044ca5 [2019-11-25 22:39:29,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:29,076 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:29,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:29,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:29,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:29,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:29" (1/1) ... [2019-11-25 22:39:29,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:29, skipping insertion in model container [2019-11-25 22:39:29,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:29" (1/1) ... [2019-11-25 22:39:29,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:29,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:32,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:32,843 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:34,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:34,358 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:34,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34 WrapperNode [2019-11-25 22:39:34,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:34,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:34,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:34,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:34,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:34,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:36,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:36,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:36,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:36,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:37,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:37,148 INFO L168 Benchmark]: Toolchain (without parser) took 8063.39 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 807.0 MB in the end (delta: 141.8 MB). Peak memory consumption was 141.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,149 INFO L168 Benchmark]: CDTParser took 1.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:39:37,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5279.79 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 785.2 MB in the end (delta: 163.6 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 1680.09 ms. Allocated memory is still 1.0 GB. Free memory was 785.2 MB in the beginning and 877.8 MB in the end (delta: -92.6 MB). Peak memory consumption was 147.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,158 INFO L168 Benchmark]: Boogie Preprocessor took 1094.24 ms. Allocated memory is still 1.0 GB. Free memory was 877.8 MB in the beginning and 807.0 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,170 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 5279.79 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 785.2 MB in the end (delta: 163.6 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1680.09 ms. Allocated memory is still 1.0 GB. Free memory was 785.2 MB in the beginning and 877.8 MB in the end (delta: -92.6 MB). Peak memory consumption was 147.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1094.24 ms. Allocated memory is still 1.0 GB. Free memory was 877.8 MB in the beginning and 807.0 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:41,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:41,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:41,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:41,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:41,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:41,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:41,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:41,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:41,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:41,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:41,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:41,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:41,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:41,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:41,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:41,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:41,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:41,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:41,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:41,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:41,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:41,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:41,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:41,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:41,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:41,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:41,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:41,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:41,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:41,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:41,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:41,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:41,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:41,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:41,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:41,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:41,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:41,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:41,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:41,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:41,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:41,223 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:41,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:41,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:41,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:41,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:41,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:41,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:41,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:41,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:41,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:41,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:41,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:41,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:41,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:41,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:41,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:41,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:41,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:41,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:41,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:41,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:41,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:41,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:41,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:41,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:41,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:41,245 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:41,247 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:41,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:41,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:41,249 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 -> bed34f8da9b3d7f90a4009c788fe151896bf4ecc [2019-11-25 22:39:41,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:41,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:41,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:41,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:41,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:41,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-25 22:39:42,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02bfb7230/6c4e1288846d483ab7a403e94d465bd3/FLAG589d0df20 [2019-11-25 22:39:43,898 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:43,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-25 22:39:43,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02bfb7230/6c4e1288846d483ab7a403e94d465bd3/FLAG589d0df20 [2019-11-25 22:39:44,239 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02bfb7230/6c4e1288846d483ab7a403e94d465bd3 [2019-11-25 22:39:44,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:44,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:44,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:44,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:44,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:44,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:44" (1/1) ... [2019-11-25 22:39:44,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:44, skipping insertion in model container [2019-11-25 22:39:44,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:44" (1/1) ... [2019-11-25 22:39:44,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:44,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:48,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:48,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:50,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:50,640 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:50,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50 WrapperNode [2019-11-25 22:39:50,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:50,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:50,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:50,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:50,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:50,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:51,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:51,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:51,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:51,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:51,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:51,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:51,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:51,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:51,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:51,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:52,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:50" (1/1) ... [2019-11-25 22:39:52,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:52,122 INFO L168 Benchmark]: Toolchain (without parser) took 7861.58 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 885.9 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:52,123 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:39:52,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6386.60 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 716.2 MB in the end (delta: 234.1 MB). Peak memory consumption was 234.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:52,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 800.96 ms. Allocated memory is still 1.0 GB. Free memory was 716.2 MB in the beginning and 919.9 MB in the end (delta: -203.7 MB). Peak memory consumption was 37.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:52,130 INFO L168 Benchmark]: Boogie Preprocessor took 667.05 ms. Allocated memory is still 1.0 GB. Free memory was 919.9 MB in the beginning and 885.9 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:52,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 6386.60 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 716.2 MB in the end (delta: 234.1 MB). Peak memory consumption was 234.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 800.96 ms. Allocated memory is still 1.0 GB. Free memory was 716.2 MB in the beginning and 919.9 MB in the end (delta: -203.7 MB). Peak memory consumption was 37.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 667.05 ms. Allocated memory is still 1.0 GB. Free memory was 919.9 MB in the beginning and 885.9 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...