./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label06.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 efd71a57cd4457ad6c114bfe7c857bcc7788c3aa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label06.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 efd71a57cd4457ad6c114bfe7c857bcc7788c3aa ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:32,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:32,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:32,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:32,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:32,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:32,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:32,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:32,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:32,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:32,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:32,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:32,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:32,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:32,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:32,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:32,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:32,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:32,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:32,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:32,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:32,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:32,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:32,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:32,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:32,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:32,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:32,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:32,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:32,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:32,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:32,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:32,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:32,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:32,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:32,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:32,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:32,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:32,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:32,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:32,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:32,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:32,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:32,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:32,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:32,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:32,481 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:32,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:32,482 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:32,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:32,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:32,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:32,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:32,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:32,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:32,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:32,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:32,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:32,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:32,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:32,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:32,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:32,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:32,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:32,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:32,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:32,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:32,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:32,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:32,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:32,496 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 -> efd71a57cd4457ad6c114bfe7c857bcc7788c3aa [2019-11-26 16:34:33,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:33,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:33,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:33,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:33,130 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:33,131 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-26 16:34:33,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1350e7a92/f1a183f6ec9744fd88b8b4c5d7609eeb/FLAG80e3e66ed [2019-11-26 16:34:34,720 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:34,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-26 16:34:34,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1350e7a92/f1a183f6ec9744fd88b8b4c5d7609eeb/FLAG80e3e66ed [2019-11-26 16:34:34,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1350e7a92/f1a183f6ec9744fd88b8b4c5d7609eeb [2019-11-26 16:34:34,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:34,814 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:34,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:34,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:34,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:34,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:34" (1/1) ... [2019-11-26 16:34:34,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:34, skipping insertion in model container [2019-11-26 16:34:34,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:34" (1/1) ... [2019-11-26 16:34:34,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:35,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:36,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:36,431 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:37,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:37,069 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:37,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37 WrapperNode [2019-11-26 16:34:37,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:37,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:37,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:37,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:37,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:37,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:37,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:37,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:37,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:37,717 INFO L168 Benchmark]: Toolchain (without parser) took 2898.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 902.2 MB in the end (delta: 59.4 MB). Peak memory consumption was 59.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,719 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:34:37,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2258.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.2 MB in the end (delta: 36.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 318.10 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,729 INFO L168 Benchmark]: Boogie Preprocessor took 313.99 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,741 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2258.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.2 MB in the end (delta: 36.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 318.10 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 313.99 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:41,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:41,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:41,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:41,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:41,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:41,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:41,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:41,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:41,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:41,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:41,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:41,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:41,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:41,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:41,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:41,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:41,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:41,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:41,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:41,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:41,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:41,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:41,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:41,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:41,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:41,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:41,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:41,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:41,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:41,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:41,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:41,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:41,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:41,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:41,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:41,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:41,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:41,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:41,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:41,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:41,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:41,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:41,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:41,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:41,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:41,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:41,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:41,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:41,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:41,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:41,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:41,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:41,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:41,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:41,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:41,815 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:41,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:41,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:41,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:41,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:41,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:41,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:41,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:41,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:41,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:41,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:41,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:41,821 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:41,821 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:41,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:41,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:41,825 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 -> efd71a57cd4457ad6c114bfe7c857bcc7788c3aa [2019-11-26 16:34:42,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:42,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:42,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:42,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:42,429 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:42,431 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-26 16:34:42,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/276df0608/c786dc0ec5464941b0e024b1f7d1ab67/FLAGaa66bacb3 [2019-11-26 16:34:43,935 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:43,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-26 16:34:43,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/276df0608/c786dc0ec5464941b0e024b1f7d1ab67/FLAGaa66bacb3 [2019-11-26 16:34:44,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/276df0608/c786dc0ec5464941b0e024b1f7d1ab67 [2019-11-26 16:34:44,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:44,290 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:44,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:44,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:44,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:44,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:44, skipping insertion in model container [2019-11-26 16:34:44,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:44,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:45,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:45,942 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:46,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:46,599 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:46,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46 WrapperNode [2019-11-26 16:34:46,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:46,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:46,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:46,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:46,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:46,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:46,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:46,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:46,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:47,281 INFO L168 Benchmark]: Toolchain (without parser) took 2992.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 927.2 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,284 INFO L168 Benchmark]: CDTParser took 2.90 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. [2019-11-26 16:34:47,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2311.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,296 INFO L168 Benchmark]: Boogie Preprocessor took 313.14 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 2311.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 353.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 313.14 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.2 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...