./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label11.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/Problem17_label11.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 f561115abc121589bc5cbd60bc3a7bd471fc0686 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label11.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 f561115abc121589bc5cbd60bc3a7bd471fc0686 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:56:09,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:09,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:09,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:09,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:09,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:09,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:09,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:09,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:09,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:09,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:09,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:09,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:09,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:09,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:09,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:09,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:09,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:09,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:09,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:09,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:09,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:09,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:09,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:09,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:09,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:09,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:09,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:09,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:09,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:09,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:09,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:09,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:09,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:09,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:09,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:09,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:09,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:09,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:09,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:09,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:09,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:09,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:09,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:09,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:09,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:09,275 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:09,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:09,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:09,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:09,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:09,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:09,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:09,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:09,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:09,280 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:09,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:09,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:09,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:09,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:09,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:09,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:09,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:09,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:09,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:09,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:09,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:09,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:09,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:09,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:09,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:09,287 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 -> f561115abc121589bc5cbd60bc3a7bd471fc0686 [2019-11-24 20:56:09,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:09,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:09,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:09,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:09,791 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:09,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-24 20:56:09,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb72cafba/c9456fc6610d443ebdab6e2f5dd9b1a3/FLAG8eaf3ee5d [2019-11-24 20:56:10,882 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:10,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-24 20:56:10,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb72cafba/c9456fc6610d443ebdab6e2f5dd9b1a3/FLAG8eaf3ee5d [2019-11-24 20:56:11,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb72cafba/c9456fc6610d443ebdab6e2f5dd9b1a3 [2019-11-24 20:56:11,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:11,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:11,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:11,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:11,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:11,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11, skipping insertion in model container [2019-11-24 20:56:11,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:11,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:13,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:13,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:13,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:13,639 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:13,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13 WrapperNode [2019-11-24 20:56:13,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:13,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:13,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:13,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:13,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:13,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:14,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:14,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:14,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:13" (1/1) ... [2019-11-24 20:56:14,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,599 INFO L168 Benchmark]: Toolchain (without parser) took 3165.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 776.1 MB in the end (delta: 178.5 MB). Peak memory consumption was 178.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,602 INFO L168 Benchmark]: CDTParser took 0.63 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 20:56:14,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2204.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 868.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 489.08 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 810.4 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,610 INFO L168 Benchmark]: Boogie Preprocessor took 462.63 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 776.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 2204.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 868.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 489.08 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 810.4 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 462.63 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 776.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:17,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:17,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:17,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:17,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:17,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:17,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:17,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:17,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:17,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:17,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:17,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:17,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:17,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:17,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:17,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:17,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:17,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:17,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:17,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:17,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:17,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:17,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:17,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:17,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:17,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:17,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:17,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:17,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:17,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:17,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:17,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:17,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:17,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:17,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:17,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:17,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:17,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:17,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:17,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:17,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:17,434 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:17,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:17,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:17,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:17,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:17,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:17,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:17,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:17,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:17,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:17,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:17,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:17,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:17,472 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:17,472 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:17,473 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:17,473 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:17,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:17,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:17,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:17,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:17,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:17,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:17,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:17,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:17,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:17,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:17,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:17,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:17,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:17,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:17,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:17,480 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 -> f561115abc121589bc5cbd60bc3a7bd471fc0686 [2019-11-24 20:56:17,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:17,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:17,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:17,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:17,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:17,958 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-24 20:56:18,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5f8ce7b6/09dd95fd9be8462d95bb7059cb92401f/FLAG1c7a114ea [2019-11-24 20:56:19,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:19,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-24 20:56:19,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5f8ce7b6/09dd95fd9be8462d95bb7059cb92401f/FLAG1c7a114ea [2019-11-24 20:56:19,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5f8ce7b6/09dd95fd9be8462d95bb7059cb92401f [2019-11-24 20:56:19,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:19,628 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:19,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:19,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:19,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:19,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:19,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19, skipping insertion in model container [2019-11-24 20:56:19,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:19,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:19,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:21,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:21,452 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:22,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:22,223 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:22,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22 WrapperNode [2019-11-24 20:56:22,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:22,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:22,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:22,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:22,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:22,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:22,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:22,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:22,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:22,788 INFO L168 Benchmark]: Toolchain (without parser) took 3158.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 780.9 MB in the end (delta: 180.8 MB). Peak memory consumption was 180.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,790 INFO L168 Benchmark]: CDTParser took 0.20 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 20:56:22,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2596.18 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 821.0 MB in the end (delta: 134.9 MB). Peak memory consumption was 135.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.07 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,797 INFO L168 Benchmark]: Boogie Preprocessor took 276.42 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 2596.18 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 821.0 MB in the end (delta: 134.9 MB). Peak memory consumption was 135.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.07 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 276.42 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...