./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label47.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_label47.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 50f067852f11da1a3a6198ac201fa2ec231131ba ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label47.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 50f067852f11da1a3a6198ac201fa2ec231131ba ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:53:46,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:46,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:46,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:46,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:46,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:46,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:46,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:46,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:46,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:46,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:46,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:46,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:46,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:46,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:46,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:46,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:46,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:46,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:46,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:46,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:46,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:46,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:46,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:46,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:46,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:46,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:46,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:46,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:46,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:46,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:46,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:46,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:46,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:46,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:46,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:46,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:46,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:46,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:46,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:46,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:46,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:46,409 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:46,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:46,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:46,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:46,418 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:46,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:46,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:46,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:46,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:46,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:46,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:46,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:46,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:46,426 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:46,426 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:46,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:46,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:46,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:46,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:46,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:46,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:46,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:46,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:46,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:46,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:46,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:46,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:46,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:46,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:46,446 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 -> 50f067852f11da1a3a6198ac201fa2ec231131ba [2019-11-24 20:53:47,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:47,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:47,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:47,175 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:47,176 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:47,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-24 20:53:47,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500a86bf8/4626c982e5f24ae1a7e824a1a1695a98/FLAGcaba96d18 [2019-11-24 20:53:49,124 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:49,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-24 20:53:49,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500a86bf8/4626c982e5f24ae1a7e824a1a1695a98/FLAGcaba96d18 [2019-11-24 20:53:49,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500a86bf8/4626c982e5f24ae1a7e824a1a1695a98 [2019-11-24 20:53:49,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:49,281 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:49,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:49,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:49,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:49,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:49" (1/1) ... [2019-11-24 20:53:49,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:49, skipping insertion in model container [2019-11-24 20:53:49,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:49" (1/1) ... [2019-11-24 20:53:49,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:49,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:53,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:53,224 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:54,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:54,994 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:54,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54 WrapperNode [2019-11-24 20:53:54,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:55,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:55,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:55,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:55,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:55,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:56,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:56,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:56,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:56,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:56,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:56,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:56,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:56,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:57,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:57,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:57,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:58,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:58,151 INFO L168 Benchmark]: Toolchain (without parser) took 8863.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 807.3 MB in the end (delta: 141.5 MB). Peak memory consumption was 141.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,152 INFO L168 Benchmark]: CDTParser took 1.75 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 20:53:58,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5713.35 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 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 1662.11 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.4 MB in the end (delta: -95.8 MB). Peak memory consumption was 135.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,162 INFO L168 Benchmark]: Boogie Preprocessor took 1476.72 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 807.3 MB in the end (delta: 68.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.75 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 5713.35 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 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1662.11 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.4 MB in the end (delta: -95.8 MB). Peak memory consumption was 135.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1476.72 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 807.3 MB in the end (delta: 68.0 MB). Peak memory consumption was 68.0 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 20:54:02,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:02,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:02,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:02,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:02,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:02,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:02,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:02,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:02,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:02,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:02,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:02,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:02,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:02,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:02,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:02,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:02,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:02,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:02,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:02,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:02,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:02,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:02,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:02,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:02,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:02,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:02,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:02,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:02,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:02,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:02,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:02,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:02,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:02,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:02,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:02,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:02,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:02,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:02,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:02,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:02,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:02,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:02,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:02,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:02,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:02,627 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:02,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:02,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:02,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:02,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:02,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:02,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:02,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:02,633 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:02,634 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:02,635 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:02,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:02,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:02,638 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:02,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:02,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:02,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:02,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:02,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:02,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:02,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:02,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:02,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:02,644 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:02,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:02,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:02,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:02,647 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 -> 50f067852f11da1a3a6198ac201fa2ec231131ba [2019-11-24 20:54:03,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:03,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:03,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:03,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:03,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:03,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-24 20:54:03,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80ddc18e7/697f6fce2fd344dd9ff04d3095e925d5/FLAG9e19d4205 [2019-11-24 20:54:05,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:05,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-24 20:54:05,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80ddc18e7/697f6fce2fd344dd9ff04d3095e925d5/FLAG9e19d4205 [2019-11-24 20:54:05,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80ddc18e7/697f6fce2fd344dd9ff04d3095e925d5 [2019-11-24 20:54:05,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:05,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:05,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:05,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:05,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:05,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:05" (1/1) ... [2019-11-24 20:54:05,496 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 08:54:05, skipping insertion in model container [2019-11-24 20:54:05,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:05" (1/1) ... [2019-11-24 20:54:05,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:05,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:09,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:09,786 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:11,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:11,443 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:11,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11 WrapperNode [2019-11-24 20:54:11,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:11,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:11,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:11,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:11,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:11,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:12,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:12,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:12,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:12,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:12,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:12,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:12,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:12,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:12,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:12,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:12,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:11" (1/1) ... [2019-11-24 20:54:13,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:13,045 INFO L168 Benchmark]: Toolchain (without parser) took 7570.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 882.2 MB in the end (delta: 68.0 MB). Peak memory consumption was 68.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:13,048 INFO L168 Benchmark]: CDTParser took 1.28 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 20:54:13,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5973.72 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:13,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 860.52 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 915.6 MB in the end (delta: -199.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:13,059 INFO L168 Benchmark]: Boogie Preprocessor took 723.90 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 882.2 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:13,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 5973.72 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 860.52 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 915.6 MB in the end (delta: -199.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 723.90 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 882.2 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...