./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label30.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 3e548f1fb6577c04aa8e99ef3b8becf091452410 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label30.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 3e548f1fb6577c04aa8e99ef3b8becf091452410 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:37,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:37,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:37,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:37,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:37,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:37,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:37,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:37,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:37,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:37,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:37,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:37,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:37,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:37,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:37,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:37,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:37,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:37,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:37,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:37,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:37,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:37,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:37,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:37,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:37,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:37,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:37,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:37,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:37,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:37,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:37,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:37,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:37,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:37,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:37,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:37,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:37,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:37,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:37,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:37,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:37,435 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:37,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:37,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:37,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:37,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:37,483 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:37,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:37,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:37,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:37,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:37,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:37,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:37,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:37,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:37,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:37,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:37,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:37,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:37,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:37,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:37,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:37,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:37,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:37,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:37,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:37,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:37,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:37,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:37,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:37,496 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 -> 3e548f1fb6577c04aa8e99ef3b8becf091452410 [2019-11-27 15:56:38,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:38,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:38,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:38,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:38,102 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:38,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 15:56:38,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6fe11e1d/9bc152905500488d89d7471109559415/FLAGe61a7bfc1 [2019-11-27 15:56:39,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:39,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 15:56:39,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6fe11e1d/9bc152905500488d89d7471109559415/FLAGe61a7bfc1 [2019-11-27 15:56:40,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6fe11e1d/9bc152905500488d89d7471109559415 [2019-11-27 15:56:40,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:40,424 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:40,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:40,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:40,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:40,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:40" (1/1) ... [2019-11-27 15:56:40,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:40, skipping insertion in model container [2019-11-27 15:56:40,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:40" (1/1) ... [2019-11-27 15:56:40,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:40,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:44,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:44,030 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:45,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:45,665 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:45,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45 WrapperNode [2019-11-27 15:56:45,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:45,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:45,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:45,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:45,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:45,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:47,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:47,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:47,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:47,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:47,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:47,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:47,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:47,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:47,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:48,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:48,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:48,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:48,349 INFO L168 Benchmark]: Toolchain (without parser) took 7917.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 821.8 MB in the end (delta: 121.3 MB). Peak memory consumption was 121.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,352 INFO L168 Benchmark]: CDTParser took 1.54 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. [2019-11-27 15:56:48,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5240.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 788.1 MB in the end (delta: 155.0 MB). Peak memory consumption was 155.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 1626.79 ms. Allocated memory is still 1.0 GB. Free memory was 788.1 MB in the beginning and 887.2 MB in the end (delta: -99.2 MB). Peak memory consumption was 153.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,360 INFO L168 Benchmark]: Boogie Preprocessor took 1041.99 ms. Allocated memory is still 1.0 GB. Free memory was 887.2 MB in the beginning and 821.8 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,374 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 5240.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 788.1 MB in the end (delta: 155.0 MB). Peak memory consumption was 155.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1626.79 ms. Allocated memory is still 1.0 GB. Free memory was 788.1 MB in the beginning and 887.2 MB in the end (delta: -99.2 MB). Peak memory consumption was 153.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1041.99 ms. Allocated memory is still 1.0 GB. Free memory was 887.2 MB in the beginning and 821.8 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 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 0.1.24-509859d [2019-11-27 15:56:52,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:52,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:52,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:52,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:52,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:52,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:52,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:52,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:52,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:52,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:52,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:52,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:52,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:52,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:52,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:52,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:52,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:52,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:52,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:52,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:52,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:52,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:52,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:52,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:52,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:52,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:52,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:52,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:52,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:52,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:52,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:52,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:52,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:52,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:52,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:52,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:52,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:52,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:52,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:52,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:52,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:52,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:52,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:52,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:52,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:52,432 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:52,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:52,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:52,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:52,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:52,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:52,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:52,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:52,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:52,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:52,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:52,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:52,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:52,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:52,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:52,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:52,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:52,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:52,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:52,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:52,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:52,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:52,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:52,447 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:52,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:52,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:52,450 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 -> 3e548f1fb6577c04aa8e99ef3b8becf091452410 [2019-11-27 15:56:53,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:53,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:53,049 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:53,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:53,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:53,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 15:56:53,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e33fee48/532111938fea4497b4e6670bbe3ae7c2/FLAG2828c90b5 [2019-11-27 15:56:55,043 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:55,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 15:56:55,150 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e33fee48/532111938fea4497b4e6670bbe3ae7c2/FLAG2828c90b5 [2019-11-27 15:56:55,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e33fee48/532111938fea4497b4e6670bbe3ae7c2 [2019-11-27 15:56:55,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:55,203 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:55,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:55,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:55,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:55,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:55" (1/1) ... [2019-11-27 15:56:55,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:55, skipping insertion in model container [2019-11-27 15:56:55,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:55" (1/1) ... [2019-11-27 15:56:55,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:55,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:59,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:59,164 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:00,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:00,952 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:00,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00 WrapperNode [2019-11-27 15:57:00,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:00,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:00,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:00,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:00,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:01,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:01,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:01,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:01,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:01,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:01,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:01,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:01,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:01,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:02,204 INFO L168 Benchmark]: Toolchain (without parser) took 6993.32 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: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:02,205 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-27 15:57:02,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5748.89 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. [2019-11-27 15:57:02,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 706.99 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 916.7 MB in the end (delta: -200.2 MB). Peak memory consumption was 37.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:02,213 INFO L168 Benchmark]: Boogie Preprocessor took 528.72 ms. Allocated memory is still 1.0 GB. Free memory was 916.7 MB in the beginning and 880.4 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:02,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 5748.89 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 706.99 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 916.7 MB in the end (delta: -200.2 MB). Peak memory consumption was 37.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 528.72 ms. Allocated memory is still 1.0 GB. Free memory was 916.7 MB in the beginning and 880.4 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...