./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem01_label05.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label05.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:29,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:29,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:29,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:29,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:29,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:29,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:29,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:29,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:29,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:29,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:29,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:29,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:29,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:29,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:29,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:29,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:29,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:29,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:29,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:29,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:29,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:29,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:29,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:29,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:29,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:29,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:29,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:29,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:29,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:29,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:29,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:29,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:29,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:29,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:29,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:29,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:29,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:29,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:29,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:29,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:29,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:29,622 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:29,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:29,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:29,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:29,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:29,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:29,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:29,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:29,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:29,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:29,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:29,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:29,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:29,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:29,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:29,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:29,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:29,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:29,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:29,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:29,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:29,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:29,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:29,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:29,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:29,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:29,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:29,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:29,651 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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2019-11-27 09:20:30,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:30,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:30,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:30,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:30,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:30,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-27 09:20:30,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e54f021d/056409025e014036b2f9612e9fae49e4/FLAGf5a353f0e [2019-11-27 09:20:31,710 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:31,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-27 09:20:31,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e54f021d/056409025e014036b2f9612e9fae49e4/FLAGf5a353f0e [2019-11-27 09:20:31,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e54f021d/056409025e014036b2f9612e9fae49e4 [2019-11-27 09:20:31,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:31,793 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:31,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:31,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:31,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:31,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:31" (1/1) ... [2019-11-27 09:20:31,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:31, skipping insertion in model container [2019-11-27 09:20:31,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:31" (1/1) ... [2019-11-27 09:20:31,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:31,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:32,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:32,989 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:33,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:33,327 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:33,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33 WrapperNode [2019-11-27 09:20:33,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:33,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:33,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:33,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:33,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:33,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:33,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:33,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:33,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:33,767 INFO L168 Benchmark]: Toolchain (without parser) took 1968.43 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 961.2 MB in the end (delta: 485.9 kB). Peak memory consumption was 551.4 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,773 INFO L168 Benchmark]: CDTParser took 0.43 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 09:20:33,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1534.11 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.31 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,787 INFO L168 Benchmark]: Boogie Preprocessor took 187.26 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,799 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1534.11 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.31 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.26 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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-da95e15 [2019-11-27 09:20:37,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:37,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:37,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:37,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:37,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:37,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:37,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:37,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:37,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:37,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:37,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:37,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:37,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:37,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:37,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:37,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:37,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:37,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:37,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:37,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:37,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:37,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:37,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:37,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:37,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:37,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:37,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:37,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:37,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:37,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:37,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:37,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:37,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:37,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:37,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:37,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:37,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:37,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:37,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:37,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:37,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:37,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:37,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:37,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:37,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:37,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:37,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:37,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:37,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:37,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:37,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:37,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:37,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:37,944 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:37,944 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:37,946 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:37,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:37,946 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:37,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:37,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:37,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:37,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:37,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:37,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:37,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:37,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:37,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:37,953 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:37,953 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:37,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:37,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:37,957 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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2019-11-27 09:20:38,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:38,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:38,557 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:38,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:38,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:38,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-27 09:20:38,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6512eec37/0d71ded91a6c4848a56949b97b901209/FLAG85bb48a10 [2019-11-27 09:20:39,993 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:40,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-27 09:20:40,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6512eec37/0d71ded91a6c4848a56949b97b901209/FLAG85bb48a10 [2019-11-27 09:20:40,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6512eec37/0d71ded91a6c4848a56949b97b901209 [2019-11-27 09:20:40,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:40,086 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:40,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:40,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:40,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:40,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:40,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40, skipping insertion in model container [2019-11-27 09:20:40,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:40,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:40,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:41,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:41,380 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:41,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:41,723 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:41,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41 WrapperNode [2019-11-27 09:20:41,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:41,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:41,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:41,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:41,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:41,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:41,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:41,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:41,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:42,167 INFO L168 Benchmark]: Toolchain (without parser) took 2077.03 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 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,175 INFO L168 Benchmark]: CDTParser took 0.34 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 09:20:42,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1638.85 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 966.3 MB in the end (delta: -4.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.95 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,185 INFO L168 Benchmark]: Boogie Preprocessor took 193.66 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,196 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1638.85 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 966.3 MB in the end (delta: -4.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.95 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.66 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...