./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem04_label01.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 fcf4dd6c882c93262f1c24efbe073aa4943f11d0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label01.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 fcf4dd6c882c93262f1c24efbe073aa4943f11d0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:17,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:17,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:17,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:17,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:17,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:17,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:17,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:17,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:17,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:17,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:17,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:17,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:17,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:17,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:17,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:17,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:17,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:17,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:17,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:17,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:17,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:17,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:17,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:17,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:17,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:17,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:17,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:17,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:17,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:17,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:17,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:17,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:17,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:17,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:17,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:17,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:17,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:17,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:17,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:17,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:17,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:17,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:17,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:17,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:17,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:17,457 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:17,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:17,458 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:17,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:17,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:17,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:17,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:17,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:17,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:17,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:17,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:17,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:17,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:17,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:17,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:17,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:17,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:17,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:17,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:17,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:17,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:17,471 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:17,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:17,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:17,472 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 -> fcf4dd6c882c93262f1c24efbe073aa4943f11d0 [2019-11-27 09:22:18,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:18,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:18,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:18,123 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:18,123 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:18,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 09:22:18,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ef8b230/8bfb82ec407b4fd5b002f54db3bd505d/FLAG7f42106d4 [2019-11-27 09:22:20,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:20,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 09:22:20,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ef8b230/8bfb82ec407b4fd5b002f54db3bd505d/FLAG7f42106d4 [2019-11-27 09:22:20,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ef8b230/8bfb82ec407b4fd5b002f54db3bd505d [2019-11-27 09:22:20,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:20,122 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:20,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:20,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:20,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:20,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:20" (1/1) ... [2019-11-27 09:22:20,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:20, skipping insertion in model container [2019-11-27 09:22:20,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:20" (1/1) ... [2019-11-27 09:22:20,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:20,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:23,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:23,737 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:25,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:25,206 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:25,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25 WrapperNode [2019-11-27 09:22:25,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:25,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:25,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:25,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:25,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:25,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:25,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:25,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:25,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:25,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:25,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:25,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:25,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:25,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:26,395 INFO L168 Benchmark]: Toolchain (without parser) took 6265.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.5 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,396 INFO L168 Benchmark]: CDTParser took 3.15 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 09:22:26,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5088.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 534.48 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,407 INFO L168 Benchmark]: Boogie Preprocessor took 634.25 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 5088.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 534.48 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 634.25 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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-da95e15 [2019-11-27 09:22:30,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:30,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:30,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:30,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:30,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:30,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:30,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:30,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:30,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:30,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:30,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:30,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:30,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:30,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:30,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:30,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:30,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:30,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:30,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:30,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:30,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:30,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:30,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:30,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:30,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:30,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:30,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:30,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:30,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:30,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:30,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:30,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:30,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:30,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:30,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:30,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:30,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:30,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:30,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:30,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:30,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:30,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:30,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:30,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:30,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:30,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:30,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:30,614 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:30,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:30,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:30,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:30,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:30,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:30,618 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:30,619 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:30,619 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:30,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:30,619 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:30,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:30,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:30,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:30,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:30,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:30,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:30,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:30,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:30,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:30,626 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:30,626 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:30,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:30,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:30,630 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 -> fcf4dd6c882c93262f1c24efbe073aa4943f11d0 [2019-11-27 09:22:31,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:31,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:31,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:31,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:31,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:31,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 09:22:31,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a688ae182/48d1dd218566480abb6f068c19edac2a/FLAG091509c08 [2019-11-27 09:22:33,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:33,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 09:22:33,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a688ae182/48d1dd218566480abb6f068c19edac2a/FLAG091509c08 [2019-11-27 09:22:33,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a688ae182/48d1dd218566480abb6f068c19edac2a [2019-11-27 09:22:33,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:33,649 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:33,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:33,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:33,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:33,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:33" (1/1) ... [2019-11-27 09:22:33,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68af9e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:33, skipping insertion in model container [2019-11-27 09:22:33,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:33" (1/1) ... [2019-11-27 09:22:33,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:34,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:37,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:37,106 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:38,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:38,604 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:38,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38 WrapperNode [2019-11-27 09:22:38,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:38,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:38,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:38,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:38,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:38,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:39,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:39,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:39,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:39,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:39,741 INFO L168 Benchmark]: Toolchain (without parser) took 6086.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 728.8 MB in the end (delta: 215.7 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,742 INFO L168 Benchmark]: CDTParser took 0.54 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 09:22:39,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4954.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 570.15 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,750 INFO L168 Benchmark]: Boogie Preprocessor took 549.46 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,763 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 4954.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 570.15 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 549.46 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...