./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label02.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/Problem06_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 8159e1532181396fe4ce340874ef4696209570a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_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 8159e1532181396fe4ce340874ef4696209570a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:46:11,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:11,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:11,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:11,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:11,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:12,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:12,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:12,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:12,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:12,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:12,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:12,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:12,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:12,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:12,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:12,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:12,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:12,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:12,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:12,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:12,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:12,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:12,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:12,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:12,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:12,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:12,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:12,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:12,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:12,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:12,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:12,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:12,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:12,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:12,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:12,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:12,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:12,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:12,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:12,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:12,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:12,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:12,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:12,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:12,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:12,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:12,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:12,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:12,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:12,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:12,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:12,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:12,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:12,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:12,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:12,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:12,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:12,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:12,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:12,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:12,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:12,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:12,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:12,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:12,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:12,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:12,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:12,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:12,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:12,208 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 -> 8159e1532181396fe4ce340874ef4696209570a5 [2019-11-27 15:46:12,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:12,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:12,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:12,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:12,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:12,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-27 15:46:13,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43842a1a0/f99e13b236854c5686d0e731eaa34405/FLAG8faf44b49 [2019-11-27 15:46:14,981 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:14,985 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-27 15:46:15,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43842a1a0/f99e13b236854c5686d0e731eaa34405/FLAG8faf44b49 [2019-11-27 15:46:15,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43842a1a0/f99e13b236854c5686d0e731eaa34405 [2019-11-27 15:46:15,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:15,180 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:15,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:15,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:15,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:15,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:15,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15, skipping insertion in model container [2019-11-27 15:46:15,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:15,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:15,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:20,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:20,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:23,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:23,562 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:23,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23 WrapperNode [2019-11-27 15:46:23,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:23,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:23,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:23,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:23,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:23,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:24,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:24,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:24,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:24,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:24,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:24,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:24,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:24,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:24,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:24,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:25,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:23" (1/1) ... [2019-11-27 15:46:25,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:25,117 INFO L168 Benchmark]: Toolchain (without parser) took 9933.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 785.0 MB in the end (delta: 148.0 MB). Peak memory consumption was 148.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:25,119 INFO L168 Benchmark]: CDTParser took 0.42 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 15:46:25,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8379.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:25,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 835.32 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 835.9 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:25,130 INFO L168 Benchmark]: Boogie Preprocessor took 705.74 ms. Allocated memory is still 1.0 GB. Free memory was 835.9 MB in the beginning and 785.0 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:25,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 8379.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 835.32 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 835.9 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 705.74 ms. Allocated memory is still 1.0 GB. Free memory was 835.9 MB in the beginning and 785.0 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 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 15:46:29,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:29,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:29,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:29,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:29,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:29,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:29,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:29,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:29,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:29,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:29,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:29,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:29,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:29,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:29,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:29,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:29,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:29,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:29,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:29,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:29,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:29,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:29,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:29,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:29,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:29,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:29,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:29,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:29,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:29,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:29,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:29,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:29,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:29,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:29,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:29,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:29,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:29,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:29,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:29,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:29,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:29,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:29,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:29,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:29,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:29,331 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:29,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:29,332 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:29,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:29,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:29,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:29,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:29,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:29,335 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:29,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:29,335 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:29,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:29,338 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:29,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:29,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:29,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:29,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:29,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:29,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:29,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:29,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:29,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:29,343 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:29,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:29,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:29,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:29,348 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 -> 8159e1532181396fe4ce340874ef4696209570a5 [2019-11-27 15:46:29,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:30,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:30,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:30,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:30,016 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:30,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-27 15:46:30,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d1b2916/b26c8b521f81490e86b3353229770221/FLAG7591a43fb [2019-11-27 15:46:32,105 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:32,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-27 15:46:32,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d1b2916/b26c8b521f81490e86b3353229770221/FLAG7591a43fb [2019-11-27 15:46:32,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d1b2916/b26c8b521f81490e86b3353229770221 [2019-11-27 15:46:32,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:32,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:32,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:32,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:32,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:32,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:32" (1/1) ... [2019-11-27 15:46:32,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:32, skipping insertion in model container [2019-11-27 15:46:32,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:32" (1/1) ... [2019-11-27 15:46:32,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:32,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:37,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:37,376 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:39,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:40,135 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:40,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40 WrapperNode [2019-11-27 15:46:40,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:40,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:40,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:40,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:40,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:40,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:40,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:40,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:40,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:40,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:40,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:40,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:41,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:41,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:41,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:41,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:41,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:40" (1/1) ... [2019-11-27 15:46:41,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:41,664 INFO L168 Benchmark]: Toolchain (without parser) took 9369.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 761.5 MB in the end (delta: 171.6 MB). Peak memory consumption was 171.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,665 INFO L168 Benchmark]: CDTParser took 0.58 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 15:46:41,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7842.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 889.5 MB in the end (delta: 43.6 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 756.81 ms. Allocated memory is still 1.0 GB. Free memory was 889.5 MB in the beginning and 811.5 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,674 INFO L168 Benchmark]: Boogie Preprocessor took 751.33 ms. Allocated memory is still 1.0 GB. Free memory was 811.5 MB in the beginning and 761.5 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,683 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 7842.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 889.5 MB in the end (delta: 43.6 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 756.81 ms. Allocated memory is still 1.0 GB. Free memory was 889.5 MB in the beginning and 811.5 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 751.33 ms. Allocated memory is still 1.0 GB. Free memory was 811.5 MB in the beginning and 761.5 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...