./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label04.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/Problem05_label04.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 f22efe9dabc4046a4292e60229724bdb66fbd56e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label04.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 f22efe9dabc4046a4292e60229724bdb66fbd56e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:45:02,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:02,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:02,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:02,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:02,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:02,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:02,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:02,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:02,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:02,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:02,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:02,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:02,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:02,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:02,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:02,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:02,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:02,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:02,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:02,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:02,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:02,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:02,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:02,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:02,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:02,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:02,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:02,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:02,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:02,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:02,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:02,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:02,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:02,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:02,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:02,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:02,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:02,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:02,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:02,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:02,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:02,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:02,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:02,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:02,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:02,434 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:02,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:02,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:02,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:02,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:02,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:02,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:02,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:02,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:02,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:02,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:02,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:02,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:02,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:02,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:02,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:02,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:02,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:02,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:02,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:02,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:02,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:02,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:02,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:02,452 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 -> f22efe9dabc4046a4292e60229724bdb66fbd56e [2019-11-27 15:45:02,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:02,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:03,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:03,005 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:03,009 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:03,010 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 15:45:03,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9e41bcb/bcd7e82455634b5ebd8c6023f6f35a6a/FLAGdde9f7f51 [2019-11-27 15:45:05,131 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:05,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 15:45:05,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9e41bcb/bcd7e82455634b5ebd8c6023f6f35a6a/FLAGdde9f7f51 [2019-11-27 15:45:05,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9e41bcb/bcd7e82455634b5ebd8c6023f6f35a6a [2019-11-27 15:45:05,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:05,321 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:05,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:05,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:05,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:05,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:05,348 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 03:45:05, skipping insertion in model container [2019-11-27 15:45:05,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:05,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:05,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:10,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:10,890 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:13,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:13,753 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:13,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13 WrapperNode [2019-11-27 15:45:13,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:13,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:13,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:13,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:13,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:13,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:14,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:14,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:14,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:14,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:14,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:14,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:14,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:14,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:14,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:15,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:15,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:13" (1/1) ... [2019-11-27 15:45:15,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:15,437 INFO L168 Benchmark]: Toolchain (without parser) took 10108.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 747.8 MB in the end (delta: 185.1 MB). Peak memory consumption was 185.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:15,439 INFO L168 Benchmark]: CDTParser took 0.39 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 15:45:15,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8432.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.3 MB in the end (delta: 48.6 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:15,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 700.88 ms. Allocated memory is still 1.0 GB. Free memory was 884.3 MB in the beginning and 803.5 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:15,449 INFO L168 Benchmark]: Boogie Preprocessor took 966.85 ms. Allocated memory is still 1.0 GB. Free memory was 803.5 MB in the beginning and 747.8 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:15,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8432.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.3 MB in the end (delta: 48.6 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 700.88 ms. Allocated memory is still 1.0 GB. Free memory was 884.3 MB in the beginning and 803.5 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 966.85 ms. Allocated memory is still 1.0 GB. Free memory was 803.5 MB in the beginning and 747.8 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 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 15:45:19,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:19,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:19,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:19,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:19,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:19,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:19,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:19,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:19,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:19,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:19,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:19,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:19,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:19,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:19,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:19,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:19,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:19,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:19,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:19,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:19,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:19,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:19,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:19,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:19,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:19,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:19,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:19,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:19,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:19,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:19,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:19,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:19,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:19,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:19,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:19,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:19,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:19,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:19,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:19,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:19,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:19,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:19,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:19,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:19,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:19,631 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:19,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:19,632 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:19,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:19,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:19,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:19,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:19,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:19,636 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:19,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:19,637 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:19,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:19,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:19,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:19,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:19,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:19,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:19,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:19,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:19,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:19,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:19,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:19,644 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:19,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:19,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:19,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:19,647 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 -> f22efe9dabc4046a4292e60229724bdb66fbd56e [2019-11-27 15:45:20,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:20,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:20,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:20,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:20,317 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:20,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 15:45:20,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b417120/4065dd1110074c5b9740925c6473b7dc/FLAG8a8a36184 [2019-11-27 15:45:22,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:22,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 15:45:22,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b417120/4065dd1110074c5b9740925c6473b7dc/FLAG8a8a36184 [2019-11-27 15:45:22,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b417120/4065dd1110074c5b9740925c6473b7dc [2019-11-27 15:45:22,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:22,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:22,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:22,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:22,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:22,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:22" (1/1) ... [2019-11-27 15:45:22,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:22, skipping insertion in model container [2019-11-27 15:45:22,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:22" (1/1) ... [2019-11-27 15:45:22,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:23,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:28,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:28,757 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:32,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:32,376 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:32,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32 WrapperNode [2019-11-27 15:45:32,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:32,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:32,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:32,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:32,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:32,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:33,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:33,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:33,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:33,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:33,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:33,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:33,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:33,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:33,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:33,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:33,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:32" (1/1) ... [2019-11-27 15:45:34,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:34,109 INFO L168 Benchmark]: Toolchain (without parser) took 11399.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.1 MB in the beginning and 728.0 MB in the end (delta: 202.1 MB). Peak memory consumption was 202.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:34,110 INFO L168 Benchmark]: CDTParser took 1.66 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 15:45:34,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9674.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.1 MB in the beginning and 857.7 MB in the end (delta: 72.4 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:34,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 898.83 ms. Allocated memory is still 1.0 GB. Free memory was 857.7 MB in the beginning and 784.5 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:34,119 INFO L168 Benchmark]: Boogie Preprocessor took 818.16 ms. Allocated memory is still 1.0 GB. Free memory was 784.5 MB in the beginning and 728.0 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:34,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 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 9674.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.1 MB in the beginning and 857.7 MB in the end (delta: 72.4 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 898.83 ms. Allocated memory is still 1.0 GB. Free memory was 857.7 MB in the beginning and 784.5 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 818.16 ms. Allocated memory is still 1.0 GB. Free memory was 784.5 MB in the beginning and 728.0 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...