./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 16:50:11,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:11,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:11,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:11,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:11,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:11,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:11,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:11,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:11,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:11,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:11,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:11,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:11,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:11,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:11,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:11,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:11,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:11,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:11,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:11,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:11,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:11,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:11,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:11,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:11,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:11,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:11,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:11,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:11,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:11,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:11,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:11,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:11,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:11,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:11,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:11,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:11,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:11,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:11,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:11,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:11,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:11,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:11,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:11,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:11,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:11,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:11,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:11,281 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:11,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:11,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:11,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:11,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:11,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:11,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:11,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:11,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:11,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:11,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:11,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:11,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:11,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:11,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:11,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:11,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:11,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:11,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:11,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:11,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:11,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:11,291 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 [2019-11-26 16:50:11,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:11,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:11,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:11,759 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:11,759 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:11,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-26 16:50:11,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83602414/4ee4939367f84ac9aaab23035e0dbfe4/FLAGd759e0b25 [2019-11-26 16:50:12,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:12,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-26 16:50:12,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83602414/4ee4939367f84ac9aaab23035e0dbfe4/FLAGd759e0b25 [2019-11-26 16:50:13,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83602414/4ee4939367f84ac9aaab23035e0dbfe4 [2019-11-26 16:50:13,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:13,394 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:13,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:13,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:13,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:13,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:13" (1/1) ... [2019-11-26 16:50:13,412 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 26.11 04:50:13, skipping insertion in model container [2019-11-26 16:50:13,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:13" (1/1) ... [2019-11-26 16:50:13,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:13,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:15,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:15,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:15,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:15,636 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:15,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15 WrapperNode [2019-11-26 16:50:15,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:15,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:15,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:15,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:15,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:15,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:16,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:16,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:16,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:16,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:16,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:16,739 INFO L168 Benchmark]: Toolchain (without parser) took 3338.39 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 775.5 MB in the end (delta: 179.0 MB). Peak memory consumption was 179.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,739 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 16:50:16,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2240.65 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 868.3 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.33 ms. Allocated memory is still 1.0 GB. Free memory was 868.3 MB in the beginning and 805.2 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,746 INFO L168 Benchmark]: Boogie Preprocessor took 627.44 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 775.5 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,755 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2240.65 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 868.3 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 464.33 ms. Allocated memory is still 1.0 GB. Free memory was 868.3 MB in the beginning and 805.2 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 627.44 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 775.5 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:19,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:19,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:19,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:19,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:19,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:19,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:19,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:19,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:19,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:19,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:19,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:19,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:19,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:19,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:19,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:19,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:19,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:19,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:19,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:19,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:19,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:19,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:19,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:19,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:19,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:19,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:19,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:19,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:19,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:19,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:19,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:19,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:19,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:19,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:19,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:19,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:19,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:19,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:19,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:19,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:19,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:19,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:19,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:19,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:19,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:19,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:19,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:19,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:19,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:19,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:19,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:19,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:19,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:19,614 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:19,614 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:19,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:19,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:19,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:19,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:19,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:19,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:19,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:19,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:19,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:19,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:19,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:19,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:19,620 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:19,620 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:19,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:19,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:19,622 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 [2019-11-26 16:50:20,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:20,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:20,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:20,044 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:20,045 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:20,046 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-26 16:50:20,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff47fdea1/f5e5f16668494966b998512ed1a4fb51/FLAGdf7a89f93 [2019-11-26 16:50:21,179 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:21,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-26 16:50:21,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff47fdea1/f5e5f16668494966b998512ed1a4fb51/FLAGdf7a89f93 [2019-11-26 16:50:21,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff47fdea1/f5e5f16668494966b998512ed1a4fb51 [2019-11-26 16:50:21,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:21,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:21,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:21,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:21,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:21,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:21,716 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 26.11 04:50:21, skipping insertion in model container [2019-11-26 16:50:21,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:21,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:21,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:23,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:23,529 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:24,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:24,315 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:24,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24 WrapperNode [2019-11-26 16:50:24,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:24,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:24,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:24,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:24,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:24,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:24,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:24,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:24,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:24,892 INFO L168 Benchmark]: Toolchain (without parser) took 3189.43 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 780.9 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:24,892 INFO L168 Benchmark]: CDTParser took 1.69 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. [2019-11-26 16:50:24,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2620.13 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 821.0 MB in the end (delta: 129.2 MB). Peak memory consumption was 129.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:24,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.98 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 803.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:24,901 INFO L168 Benchmark]: Boogie Preprocessor took 287.42 ms. Allocated memory is still 1.0 GB. Free memory was 803.8 MB in the beginning and 780.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:24,908 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 2620.13 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 821.0 MB in the end (delta: 129.2 MB). Peak memory consumption was 129.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.98 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 803.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 287.42 ms. Allocated memory is still 1.0 GB. Free memory was 803.8 MB in the beginning and 780.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...