./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label05.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/Problem13_label05.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 cb17edc3b2bd569883e1e81763b252b2b6675538 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label05.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 cb17edc3b2bd569883e1e81763b252b2b6675538 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:53:04,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:04,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:05,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:05,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:05,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:05,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:05,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:05,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:05,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:05,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:05,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:05,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:05,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:05,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:05,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:05,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:05,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:05,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:05,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:05,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:05,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:05,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:05,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:05,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:05,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:05,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:05,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:05,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:05,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:05,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:05,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:05,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:05,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:05,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:05,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:05,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:05,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:05,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:05,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:05,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:05,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:05,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:05,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:05,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:05,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:05,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:05,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:05,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:05,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:05,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:05,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:05,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:05,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:05,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:05,232 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:05,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:05,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:05,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:05,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:05,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:05,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:05,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:05,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:05,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:05,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:05,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:05,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:05,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:05,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:05,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:05,241 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 -> cb17edc3b2bd569883e1e81763b252b2b6675538 [2019-11-24 20:53:05,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:05,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:05,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:05,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:05,907 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:05,908 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-24 20:53:06,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30ef2e216/4ef90eb8804142009b6bacddb61536ba/FLAGdc960b714 [2019-11-24 20:53:07,887 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:07,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-24 20:53:07,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30ef2e216/4ef90eb8804142009b6bacddb61536ba/FLAGdc960b714 [2019-11-24 20:53:08,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30ef2e216/4ef90eb8804142009b6bacddb61536ba [2019-11-24 20:53:08,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:08,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:08,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:08,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:08,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:08,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:08" (1/1) ... [2019-11-24 20:53:08,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edcae6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:08, skipping insertion in model container [2019-11-24 20:53:08,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:08" (1/1) ... [2019-11-24 20:53:08,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:08,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:12,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:12,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:13,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:13,773 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:13,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13 WrapperNode [2019-11-24 20:53:13,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:13,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:13,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:13,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:13,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:13,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:15,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:15,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:15,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:15,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:16,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:16,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:16,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:16,380 INFO L168 Benchmark]: Toolchain (without parser) took 8102.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 812.7 MB in the end (delta: 137.6 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,381 INFO L168 Benchmark]: CDTParser took 2.12 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 20:53:16,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5501.76 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 788.2 MB in the end (delta: 162.1 MB). Peak memory consumption was 162.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 1455.78 ms. Allocated memory is still 1.0 GB. Free memory was 788.2 MB in the beginning and 881.6 MB in the end (delta: -93.4 MB). Peak memory consumption was 152.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,389 INFO L168 Benchmark]: Boogie Preprocessor took 1134.64 ms. Allocated memory is still 1.0 GB. Free memory was 881.6 MB in the beginning and 812.7 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 5501.76 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 788.2 MB in the end (delta: 162.1 MB). Peak memory consumption was 162.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1455.78 ms. Allocated memory is still 1.0 GB. Free memory was 788.2 MB in the beginning and 881.6 MB in the end (delta: -93.4 MB). Peak memory consumption was 152.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1134.64 ms. Allocated memory is still 1.0 GB. Free memory was 881.6 MB in the beginning and 812.7 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 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 20:53:20,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:20,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:20,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:20,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:20,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:20,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:20,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:20,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:20,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:20,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:20,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:20,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:20,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:20,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:20,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:20,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:20,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:20,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:20,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:20,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:20,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:20,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:20,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:20,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:20,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:20,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:20,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:20,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:20,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:20,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:20,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:20,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:20,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:20,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:20,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:20,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:20,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:20,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:20,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:20,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:20,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:20,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:20,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:20,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:20,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:20,638 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:20,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:20,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:20,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:20,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:20,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:20,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:20,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:20,644 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:20,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:20,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:20,646 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:20,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:20,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:20,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:20,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:20,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:20,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:20,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:20,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:20,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:20,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:20,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:20,656 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:20,656 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:20,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:20,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:20,659 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 -> cb17edc3b2bd569883e1e81763b252b2b6675538 [2019-11-24 20:53:21,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:21,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:21,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:21,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:21,349 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:21,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-24 20:53:21,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fb510a26/dd76283b14e74409a1439c982c5c91fb/FLAG89c622f6a [2019-11-24 20:53:23,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:23,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-24 20:53:23,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fb510a26/dd76283b14e74409a1439c982c5c91fb/FLAG89c622f6a [2019-11-24 20:53:23,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fb510a26/dd76283b14e74409a1439c982c5c91fb [2019-11-24 20:53:23,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:23,602 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:23,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:23,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:23,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:23,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:23" (1/1) ... [2019-11-24 20:53:23,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:23, skipping insertion in model container [2019-11-24 20:53:23,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:23" (1/1) ... [2019-11-24 20:53:23,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:24,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:27,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:27,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:29,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:29,429 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:29,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29 WrapperNode [2019-11-24 20:53:29,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:29,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:29,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:29,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:29,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:29,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:30,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:30,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:30,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:30,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:30,697 INFO L168 Benchmark]: Toolchain (without parser) took 7091.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 880.4 MB in the end (delta: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,700 INFO L168 Benchmark]: CDTParser took 0.36 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 20:53:30,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5821.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 655.96 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 916.9 MB in the end (delta: -200.3 MB). Peak memory consumption was 36.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,709 INFO L168 Benchmark]: Boogie Preprocessor took 600.65 ms. Allocated memory is still 1.0 GB. Free memory was 916.9 MB in the beginning and 880.4 MB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5821.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 655.96 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 916.9 MB in the end (delta: -200.3 MB). Peak memory consumption was 36.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 600.65 ms. Allocated memory is still 1.0 GB. Free memory was 916.9 MB in the beginning and 880.4 MB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...