./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label42.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/Problem15_label42.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 6431af4732f895d18dfdb0c272251fb37843884c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label42.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 6431af4732f895d18dfdb0c272251fb37843884c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:08,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:08,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:08,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:08,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:08,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:08,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:08,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:08,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:08,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:08,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:08,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:08,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:08,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:08,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:08,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:08,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:08,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:08,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:08,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:08,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:08,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:08,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:08,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:08,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:08,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:08,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:08,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:08,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:08,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:08,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:08,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:08,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:08,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:08,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:08,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:08,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:08,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:08,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:08,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:08,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:08,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:08,243 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:08,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:08,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:08,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:08,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:08,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:08,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:08,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:08,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:08,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:08,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:08,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:08,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:08,260 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:08,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:08,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:08,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:08,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:08,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:08,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:08,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:08,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:08,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:08,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:08,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:08,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:08,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:08,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:08,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:08,267 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 -> 6431af4732f895d18dfdb0c272251fb37843884c [2019-11-24 20:55:08,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:08,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:08,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:08,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:08,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:08,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-24 20:55:09,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ed92a1ed/1d6d7004f24748b69c12ad81f7b744ba/FLAGbda0da098 [2019-11-24 20:55:10,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:10,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-24 20:55:10,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ed92a1ed/1d6d7004f24748b69c12ad81f7b744ba/FLAGbda0da098 [2019-11-24 20:55:10,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ed92a1ed/1d6d7004f24748b69c12ad81f7b744ba [2019-11-24 20:55:10,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:10,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:10,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:10,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:10,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:10,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10, skipping insertion in model container [2019-11-24 20:55:10,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:10,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:12,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:12,734 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:13,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:13,379 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:13,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13 WrapperNode [2019-11-24 20:55:13,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:13,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:13,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:13,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:13,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:13,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:13,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:13,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:13,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:13,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:13,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:13,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:13,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:13,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:14,403 INFO L168 Benchmark]: Toolchain (without parser) took 3701.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,404 INFO L168 Benchmark]: CDTParser took 0.83 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 20:55:14,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2681.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.91 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,416 INFO L168 Benchmark]: Boogie Preprocessor took 509.68 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 2681.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.91 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 509.68 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:18,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:18,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:18,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:18,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:18,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:18,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:18,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:18,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:18,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:18,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:18,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:18,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:18,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:18,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:18,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:18,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:18,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:18,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:18,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:18,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:18,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:18,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:18,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:18,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:18,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:18,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:18,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:18,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:18,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:18,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:18,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:18,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:18,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:18,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:18,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:18,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:18,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:18,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:18,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:18,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:18,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:18,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:18,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:18,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:18,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:18,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:18,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:18,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:18,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:18,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:18,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:18,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:18,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:18,621 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:18,622 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:18,622 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:18,623 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:18,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:18,623 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:18,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:18,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:18,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:18,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:18,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:18,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:18,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:18,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:18,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:18,630 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:18,630 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:18,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:18,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:18,635 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 -> 6431af4732f895d18dfdb0c272251fb37843884c [2019-11-24 20:55:19,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:19,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:19,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:19,236 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:19,239 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:19,242 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-24 20:55:19,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f810ce8/78d560f70611434db5d07a43fcf4928e/FLAGf09b785aa [2019-11-24 20:55:20,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:20,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2019-11-24 20:55:20,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f810ce8/78d560f70611434db5d07a43fcf4928e/FLAGf09b785aa [2019-11-24 20:55:20,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f810ce8/78d560f70611434db5d07a43fcf4928e [2019-11-24 20:55:20,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:20,933 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:20,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:20,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:20,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:20,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:20" (1/1) ... [2019-11-24 20:55:20,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:20, skipping insertion in model container [2019-11-24 20:55:20,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:20" (1/1) ... [2019-11-24 20:55:20,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:21,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:23,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:23,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:24,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:24,120 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:24,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24 WrapperNode [2019-11-24 20:55:24,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:24,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:24,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:24,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:24,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:24,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:24,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:24,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:24,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:24,909 INFO L168 Benchmark]: Toolchain (without parser) took 3968.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 852.1 MB in the end (delta: 99.4 MB). Peak memory consumption was 99.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:24,910 INFO L168 Benchmark]: CDTParser took 0.48 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 20:55:24,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3186.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 880.7 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:24,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 385.66 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:24,920 INFO L168 Benchmark]: Boogie Preprocessor took 387.30 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:24,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3186.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 880.7 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 385.66 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 387.30 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...