./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label53.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/Problem16_label53.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 e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label53.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 e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:59:01,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:01,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:01,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:01,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:01,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:01,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:01,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:01,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:01,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:01,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:01,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:01,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:01,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:01,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:01,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:01,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:01,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:01,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:01,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:01,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:01,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:01,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:01,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:01,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:01,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:01,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:01,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:01,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:01,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:01,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:01,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:01,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:01,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:01,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:01,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:01,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:01,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:01,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:01,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:01,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:01,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:01,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:01,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:01,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:01,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:01,361 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:01,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:01,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:01,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:01,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:01,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:01,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:01,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:01,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:01,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:01,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:01,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:01,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:01,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:01,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:01,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:01,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:01,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:01,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:01,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:01,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:01,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:01,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:01,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:01,371 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 -> e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe [2019-11-27 15:59:01,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:01,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:01,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:01,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:01,896 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:01,897 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-27 15:59:02,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a5f7a73/fed884a1dc4a4440b19e1fefc417490a/FLAG849804f5c [2019-11-27 15:59:02,957 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:02,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-27 15:59:02,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a5f7a73/fed884a1dc4a4440b19e1fefc417490a/FLAG849804f5c [2019-11-27 15:59:03,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a5f7a73/fed884a1dc4a4440b19e1fefc417490a [2019-11-27 15:59:03,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:03,035 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:03,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:03,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:03,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:03,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03, skipping insertion in model container [2019-11-27 15:59:03,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:03,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:04,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:04,334 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:04,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:04,704 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:04,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04 WrapperNode [2019-11-27 15:59:04,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:04,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:04,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:04,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:04,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:04,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:04,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:04,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:04,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:05,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:05,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:05,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:05,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:05,228 INFO L168 Benchmark]: Toolchain (without parser) took 2188.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.0 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,229 INFO L168 Benchmark]: CDTParser took 0.21 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 15:59:05,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1668.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.77 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,236 INFO L168 Benchmark]: Boogie Preprocessor took 281.63 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 891.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,243 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1668.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.77 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 281.63 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 891.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:07,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:07,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:07,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:07,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:07,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:07,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:08,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:08,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:08,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:08,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:08,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:08,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:08,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:08,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:08,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:08,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:08,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:08,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:08,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:08,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:08,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:08,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:08,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:08,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:08,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:08,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:08,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:08,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:08,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:08,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:08,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:08,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:08,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:08,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:08,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:08,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:08,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:08,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:08,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:08,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:08,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:08,116 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:08,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:08,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:08,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:08,122 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:08,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:08,123 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:08,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:08,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:08,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:08,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:08,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:08,128 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:08,128 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:08,128 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:08,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:08,129 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:08,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:08,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:08,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:08,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:08,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:08,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:08,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:08,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:08,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:08,131 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:08,132 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:08,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:08,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:08,135 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 -> e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe [2019-11-27 15:59:08,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:08,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:08,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:08,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:08,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:08,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-27 15:59:08,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a232c88/c36cf79c035e467b93a3f7d5a64d8b9c/FLAG1c60161e7 [2019-11-27 15:59:09,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:09,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-27 15:59:09,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a232c88/c36cf79c035e467b93a3f7d5a64d8b9c/FLAG1c60161e7 [2019-11-27 15:59:10,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a232c88/c36cf79c035e467b93a3f7d5a64d8b9c [2019-11-27 15:59:10,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:10,267 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:10,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:10,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:10,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:10,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:10" (1/1) ... [2019-11-27 15:59:10,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:10, skipping insertion in model container [2019-11-27 15:59:10,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:10" (1/1) ... [2019-11-27 15:59:10,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:10,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:11,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:11,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:12,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:12,385 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:12,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12 WrapperNode [2019-11-27 15:59:12,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:12,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:12,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:12,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:12,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:12,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:12,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:12,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:12,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:12" (1/1) ... [2019-11-27 15:59:12,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:12,740 INFO L168 Benchmark]: Toolchain (without parser) took 2468.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,742 INFO L168 Benchmark]: CDTParser took 0.23 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 15:59:12,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2120.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,749 INFO L168 Benchmark]: Boogie Preprocessor took 152.85 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,755 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2120.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.85 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...