./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label26.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/Problem06_label26.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 b79b163c7c77665c400df79a863d886dbb1e29e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label26.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 b79b163c7c77665c400df79a863d886dbb1e29e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:29:35,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:35,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:35,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:35,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:35,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:35,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:35,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:35,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:35,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:35,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:35,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:35,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:35,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:35,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:35,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:35,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:35,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:35,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:35,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:35,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:35,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:35,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:35,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:35,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:35,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:35,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:35,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:35,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:35,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:35,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:35,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:35,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:35,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:35,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:35,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:35,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:35,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:35,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:35,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:35,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:35,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:35,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:35,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:35,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:35,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:35,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:35,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:35,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:35,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:35,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:35,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:35,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:35,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:35,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:35,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:35,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:35,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:35,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:35,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:35,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:35,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:35,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:35,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:35,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:35,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:35,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:35,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:35,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:35,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:35,273 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 -> b79b163c7c77665c400df79a863d886dbb1e29e2 [2019-11-25 22:29:35,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:35,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:35,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:35,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:35,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:35,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-25 22:29:36,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c725fd654/ca8db072a67c44929821218b034fa733/FLAG1854fbabf [2019-11-25 22:29:38,029 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:38,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-25 22:29:38,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c725fd654/ca8db072a67c44929821218b034fa733/FLAG1854fbabf [2019-11-25 22:29:38,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c725fd654/ca8db072a67c44929821218b034fa733 [2019-11-25 22:29:38,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:38,188 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:38,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:38,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:38,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:38,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:38" (1/1) ... [2019-11-25 22:29:38,212 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 25.11 10:29:38, skipping insertion in model container [2019-11-25 22:29:38,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:38" (1/1) ... [2019-11-25 22:29:38,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:38,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:43,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:43,117 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:45,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:45,669 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:45,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45 WrapperNode [2019-11-25 22:29:45,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:45,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:45,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:45,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:45,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:45,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:46,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:46,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:46,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:46,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:47,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:47,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:47,192 INFO L168 Benchmark]: Toolchain (without parser) took 9001.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 785.1 MB in the end (delta: 149.4 MB). Peak memory consumption was 149.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,197 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:29:47,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7482.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 903.8 MB in the end (delta: 30.7 MB). Peak memory consumption was 275.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 732.55 ms. Allocated memory is still 1.0 GB. Free memory was 903.8 MB in the beginning and 836.6 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,205 INFO L168 Benchmark]: Boogie Preprocessor took 778.14 ms. Allocated memory is still 1.0 GB. Free memory was 836.6 MB in the beginning and 785.1 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 7482.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 903.8 MB in the end (delta: 30.7 MB). Peak memory consumption was 275.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 732.55 ms. Allocated memory is still 1.0 GB. Free memory was 903.8 MB in the beginning and 836.6 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 778.14 ms. Allocated memory is still 1.0 GB. Free memory was 836.6 MB in the beginning and 785.1 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 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 22:29:51,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:51,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:51,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:51,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:51,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:51,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:51,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:51,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:51,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:51,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:51,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:51,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:51,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:51,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:51,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:51,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:51,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:51,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:51,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:51,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:51,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:51,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:51,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:51,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:51,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:51,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:51,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:51,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:51,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:51,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:51,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:51,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:51,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:51,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:51,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:51,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:51,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:51,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:51,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:51,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:51,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:51,435 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:51,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:51,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:51,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:51,444 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:51,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:51,445 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:51,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:51,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:51,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:51,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:51,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:51,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:51,450 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:51,450 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:51,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:51,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:51,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:51,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:51,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:51,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:51,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:51,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:51,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:51,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:51,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:51,459 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:51,459 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:51,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:51,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:51,463 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 -> b79b163c7c77665c400df79a863d886dbb1e29e2 [2019-11-25 22:29:52,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:52,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:52,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:52,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:52,112 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:52,113 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-25 22:29:52,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0ecbf66/c67d6b35cd554e00986fae90cf2e0c4a/FLAG337b63039 [2019-11-25 22:29:54,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:54,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-25 22:29:54,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0ecbf66/c67d6b35cd554e00986fae90cf2e0c4a/FLAG337b63039 [2019-11-25 22:29:54,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0ecbf66/c67d6b35cd554e00986fae90cf2e0c4a [2019-11-25 22:29:54,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:54,457 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:54,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:54,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:54,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:54,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:54" (1/1) ... [2019-11-25 22:29:54,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:54, skipping insertion in model container [2019-11-25 22:29:54,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:54" (1/1) ... [2019-11-25 22:29:54,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:55,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:00,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:00,045 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:02,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:03,017 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:03,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03 WrapperNode [2019-11-25 22:30:03,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:03,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:03,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:03,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:03,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:03,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:03,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:03,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:03,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:03,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:03,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:03,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:04,693 INFO L168 Benchmark]: Toolchain (without parser) took 10231.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 758.9 MB in the end (delta: 179.9 MB). Peak memory consumption was 180.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:04,695 INFO L168 Benchmark]: CDTParser took 2.41 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 22:30:04,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8559.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 893.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 275.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:04,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 827.75 ms. Allocated memory is still 1.0 GB. Free memory was 893.0 MB in the beginning and 810.3 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:04,706 INFO L168 Benchmark]: Boogie Preprocessor took 834.31 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 758.9 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:04,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 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 8559.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 893.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 275.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 827.75 ms. Allocated memory is still 1.0 GB. Free memory was 893.0 MB in the beginning and 810.3 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 834.31 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 758.9 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...