./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label54.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/Problem04_label54.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 4dee049380982aab3cf6b5f02bee2499cfb6bc25 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label54.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 4dee049380982aab3cf6b5f02bee2499cfb6bc25 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:51,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:51,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:51,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:51,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:51,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:51,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:51,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:51,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:51,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:51,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:51,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:51,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:51,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:51,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:51,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:51,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:51,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:51,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:51,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:51,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:51,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:51,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:51,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:51,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:51,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:51,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:51,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:51,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:51,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:51,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:51,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:51,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:51,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:51,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:51,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:51,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:51,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:51,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:51,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:51,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:51,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:51,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:51,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:51,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:51,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:51,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:51,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:51,778 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:51,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:51,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:51,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:51,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:51,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:51,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:51,784 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:51,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:51,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:51,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:51,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:51,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:51,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:51,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:51,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:51,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:51,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:51,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:51,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:51,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:51,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:51,797 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 -> 4dee049380982aab3cf6b5f02bee2499cfb6bc25 [2019-11-26 16:35:52,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:52,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:52,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:52,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:52,389 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:52,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-26 16:35:52,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/487f8bde8/c06a9e1aca15478fb129d2e231bea6a9/FLAGd6760f13a [2019-11-26 16:35:54,359 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:54,360 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-26 16:35:54,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/487f8bde8/c06a9e1aca15478fb129d2e231bea6a9/FLAGd6760f13a [2019-11-26 16:35:54,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/487f8bde8/c06a9e1aca15478fb129d2e231bea6a9 [2019-11-26 16:35:54,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:54,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:54,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:54,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:54,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:54,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:54" (1/1) ... [2019-11-26 16:35:54,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:54, skipping insertion in model container [2019-11-26 16:35:54,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:54" (1/1) ... [2019-11-26 16:35:54,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:54,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:57,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:57,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:59,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:59,598 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:59,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59 WrapperNode [2019-11-26 16:35:59,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:59,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:59,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:59,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:59,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:35:59,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:00,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:00,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:00,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:00,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:00,530 INFO L168 Benchmark]: Toolchain (without parser) took 6028.10 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 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,531 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-26 16:36:00,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5105.16 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 492.88 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,540 INFO L168 Benchmark]: Boogie Preprocessor took 423.24 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5105.16 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 492.88 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 423.24 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:36:04,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:04,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:04,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:04,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:04,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:04,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:04,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:04,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:04,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:04,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:04,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:04,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:04,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:04,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:04,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:04,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:04,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:04,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:04,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:04,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:04,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:04,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:04,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:04,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:04,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:04,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:04,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:04,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:04,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:04,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:04,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:04,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:04,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:04,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:04,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:04,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:04,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:04,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:04,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:04,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:04,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:04,768 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:04,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:04,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:04,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:04,773 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:04,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:04,774 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:04,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:04,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:04,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:04,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:04,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:04,778 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:04,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:04,782 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:04,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:04,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:04,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:04,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:04,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:04,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:04,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:04,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:04,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:04,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:04,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:04,788 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:04,788 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:04,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:04,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:04,791 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 -> 4dee049380982aab3cf6b5f02bee2499cfb6bc25 [2019-11-26 16:36:05,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:05,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:05,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:05,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:05,407 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:05,408 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-26 16:36:05,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/976addec9/bf4bc39a7b0f44dab69f2c22d96e47dc/FLAG79e720fd1 [2019-11-26 16:36:07,214 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:07,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-26 16:36:07,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/976addec9/bf4bc39a7b0f44dab69f2c22d96e47dc/FLAG79e720fd1 [2019-11-26 16:36:07,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/976addec9/bf4bc39a7b0f44dab69f2c22d96e47dc [2019-11-26 16:36:07,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:07,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:07,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:07,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:07,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:07,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:07" (1/1) ... [2019-11-26 16:36:07,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:07, skipping insertion in model container [2019-11-26 16:36:07,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:07" (1/1) ... [2019-11-26 16:36:07,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:08,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:11,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:11,588 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:13,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:13,226 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:13,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13 WrapperNode [2019-11-26 16:36:13,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:13,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:13,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:13,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:13,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:13,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:13,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:13,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:13,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:14,456 INFO L168 Benchmark]: Toolchain (without parser) took 6685.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 751.8 MB in the end (delta: 196.9 MB). Peak memory consumption was 197.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,458 INFO L168 Benchmark]: CDTParser took 0.41 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 16:36:14,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5457.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 822.0 MB in the end (delta: 126.7 MB). Peak memory consumption was 126.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 590.30 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 780.5 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,470 INFO L168 Benchmark]: Boogie Preprocessor took 627.50 ms. Allocated memory is still 1.0 GB. Free memory was 780.5 MB in the beginning and 751.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 5457.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 822.0 MB in the end (delta: 126.7 MB). Peak memory consumption was 126.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 590.30 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 780.5 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 627.50 ms. Allocated memory is still 1.0 GB. Free memory was 780.5 MB in the beginning and 751.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...