./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem12_label07.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 46ec55592de16223799be8e45930defb100d2b89 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label07.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 46ec55592de16223799be8e45930defb100d2b89 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:10,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:10,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:10,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:10,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:10,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:10,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:10,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:10,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:10,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:10,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:10,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:10,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:10,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:10,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:10,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:10,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:10,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:10,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:10,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:10,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:10,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:10,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:10,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:10,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:10,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:10,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:10,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:10,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:10,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:10,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:10,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:10,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:10,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:10,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:10,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:10,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:10,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:10,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:10,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:10,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:10,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:10,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:10,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:10,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:10,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:10,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:10,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:10,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:10,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:10,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:10,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:10,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:10,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:10,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:10,422 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:10,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:10,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:10,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:10,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:10,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:10,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:10,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:10,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:10,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:10,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:10,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:10,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:10,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:10,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:10,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:10,433 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 -> 46ec55592de16223799be8e45930defb100d2b89 [2019-11-24 20:52:11,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:11,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:11,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:11,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:11,067 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:11,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-24 20:52:11,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f63d18c2/6adf698ef87b4f9ca6b65760f6f7c656/FLAG3e0ea7f58 [2019-11-24 20:52:13,030 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:13,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-24 20:52:13,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f63d18c2/6adf698ef87b4f9ca6b65760f6f7c656/FLAG3e0ea7f58 [2019-11-24 20:52:13,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f63d18c2/6adf698ef87b4f9ca6b65760f6f7c656 [2019-11-24 20:52:13,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:13,166 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:13,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:13,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:13,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:13,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:13" (1/1) ... [2019-11-24 20:52:13,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:13, skipping insertion in model container [2019-11-24 20:52:13,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:13" (1/1) ... [2019-11-24 20:52:13,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:13,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:16,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:16,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:18,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:18,410 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:18,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18 WrapperNode [2019-11-24 20:52:18,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:18,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:18,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:18,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:18,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:18,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:19,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:19,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:19,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:19,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:19,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:19,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:19,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:19,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:19,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:19,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:20,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:18" (1/1) ... [2019-11-24 20:52:20,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:20,516 INFO L168 Benchmark]: Toolchain (without parser) took 7341.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 911.9 MB in the end (delta: 38.3 MB). Peak memory consumption was 313.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:20,517 INFO L168 Benchmark]: CDTParser took 0.90 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. [2019-11-24 20:52:20,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5246.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:20,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 821.61 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.6 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:20,528 INFO L168 Benchmark]: Boogie Preprocessor took 1267.44 ms. Allocated memory is still 1.0 GB. Free memory was 751.6 MB in the beginning and 911.9 MB in the end (delta: -160.3 MB). Peak memory consumption was 114.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:20,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 5246.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 821.61 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.6 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1267.44 ms. Allocated memory is still 1.0 GB. Free memory was 751.6 MB in the beginning and 911.9 MB in the end (delta: -160.3 MB). Peak memory consumption was 114.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:24,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:24,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:24,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:24,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:24,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:24,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:24,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:24,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:24,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:24,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:24,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:24,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:24,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:24,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:24,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:24,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:24,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:24,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:24,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:24,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:24,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:24,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:24,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:24,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:24,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:24,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:24,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:24,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:24,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:24,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:24,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:24,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:24,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:24,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:24,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:24,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:24,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:24,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:24,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:24,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:24,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:24,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:24,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:24,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:24,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:24,873 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:24,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:24,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:24,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:24,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:24,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:24,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:24,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:24,879 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:24,880 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:24,880 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:24,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:24,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:24,882 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:24,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:24,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:24,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:24,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:24,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:24,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:24,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:24,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:24,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:24,888 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:24,889 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:24,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:24,893 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:24,893 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 -> 46ec55592de16223799be8e45930defb100d2b89 [2019-11-24 20:52:25,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:25,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:25,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:25,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:25,579 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:25,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-24 20:52:25,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ecc78bdd/3c552052a47d4a7c803169c36a01b8a7/FLAGaaba3e0dd [2019-11-24 20:52:27,460 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:27,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-24 20:52:27,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ecc78bdd/3c552052a47d4a7c803169c36a01b8a7/FLAGaaba3e0dd [2019-11-24 20:52:27,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ecc78bdd/3c552052a47d4a7c803169c36a01b8a7 [2019-11-24 20:52:27,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:27,590 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:27,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:27,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:27,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:27,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:27" (1/1) ... [2019-11-24 20:52:27,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:27, skipping insertion in model container [2019-11-24 20:52:27,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:27" (1/1) ... [2019-11-24 20:52:27,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:27,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:31,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:31,574 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:33,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:33,383 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:33,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33 WrapperNode [2019-11-24 20:52:33,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:33,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:33,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:33,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:33,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:33,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:34,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:34,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:34,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:34,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:33" (1/1) ... [2019-11-24 20:52:34,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:34,914 INFO L168 Benchmark]: Toolchain (without parser) took 7322.92 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 945.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 291.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,916 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:34,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5789.82 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 671.39 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 739.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,924 INFO L168 Benchmark]: Boogie Preprocessor took 847.53 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 945.4 MB in the end (delta: -206.2 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5789.82 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 671.39 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 739.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 847.53 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 945.4 MB in the end (delta: -206.2 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...