./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label20.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 1298ff218b6f9541d254a77a84b43c082f723276 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label20.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 1298ff218b6f9541d254a77a84b43c082f723276 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:54,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:54,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:54,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:54,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:54,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:54,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:54,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:54,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:54,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:54,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:54,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:54,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:54,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:54,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:54,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:54,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:54,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:54,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:54,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:54,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:54,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:54,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:54,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:54,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:54,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:54,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:54,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:54,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:54,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:54,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:54,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:54,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:54,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:54,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:54,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:54,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:54,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:54,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:54,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:54,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:54,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:54,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:54,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:54,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:54,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:54,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:54,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:54,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:54,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:54,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:54,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:54,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:54,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:54,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:54,640 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:54,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:54,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:54,642 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:54,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:54,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:54,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:54,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:54,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:54,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:54,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:54,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:54,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:54,648 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:54,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:54,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:54,650 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 -> 1298ff218b6f9541d254a77a84b43c082f723276 [2019-11-24 20:54:55,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:55,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:55,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:55,298 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:55,302 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:55,304 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-24 20:54:55,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9adfe082d/616c8ff02c634971910304b8c128b5e8/FLAGd4629ccf4 [2019-11-24 20:54:56,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:56,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-24 20:54:56,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9adfe082d/616c8ff02c634971910304b8c128b5e8/FLAGd4629ccf4 [2019-11-24 20:54:57,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9adfe082d/616c8ff02c634971910304b8c128b5e8 [2019-11-24 20:54:57,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:57,038 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:57,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:57,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:57,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:57,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:57" (1/1) ... [2019-11-24 20:54:57,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:57, skipping insertion in model container [2019-11-24 20:54:57,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:57" (1/1) ... [2019-11-24 20:54:57,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:57,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:59,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:59,074 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:59,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:59,764 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:59,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59 WrapperNode [2019-11-24 20:54:59,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:59,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:59,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:59,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:59,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:54:59,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:00,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:00,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:00,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:00,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:55:00,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:00,770 INFO L168 Benchmark]: Toolchain (without parser) took 3726.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:00,773 INFO L168 Benchmark]: CDTParser took 0.97 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. [2019-11-24 20:55:00,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2725.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:00,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 492.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:00,786 INFO L168 Benchmark]: Boogie Preprocessor took 499.42 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:00,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 2725.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 492.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 499.42 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:04,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:04,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:04,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:04,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:04,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:04,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:04,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:04,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:04,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:04,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:04,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:04,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:04,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:04,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:04,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:04,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:04,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:04,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:04,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:04,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:04,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:04,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:04,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:04,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:04,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:04,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:04,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:04,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:04,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:04,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:04,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:04,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:04,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:04,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:04,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:04,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:04,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:04,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:04,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:04,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:04,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:04,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:04,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:04,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:04,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:04,985 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:04,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:04,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:04,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:04,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:04,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:04,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:04,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:04,992 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:04,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:04,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:04,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:04,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:04,994 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:04,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:04,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:04,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:04,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:04,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:04,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:04,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:04,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:05,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:05,001 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:05,002 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:05,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:05,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:05,006 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 -> 1298ff218b6f9541d254a77a84b43c082f723276 [2019-11-24 20:55:05,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:05,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:05,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:05,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:05,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:05,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-24 20:55:05,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b22b9f4/ab6c3ac9fec94e5e89d73fce3abbb562/FLAGebf9270e2 [2019-11-24 20:55:07,303 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:07,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-24 20:55:07,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b22b9f4/ab6c3ac9fec94e5e89d73fce3abbb562/FLAGebf9270e2 [2019-11-24 20:55:07,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b22b9f4/ab6c3ac9fec94e5e89d73fce3abbb562 [2019-11-24 20:55:07,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:07,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:07,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:07,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:07,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:07,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:07" (1/1) ... [2019-11-24 20:55:07,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:07, skipping insertion in model container [2019-11-24 20:55:07,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:07" (1/1) ... [2019-11-24 20:55:07,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:07,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:09,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:09,509 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:10,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:10,234 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:10,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10 WrapperNode [2019-11-24 20:55:10,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:10,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:10,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:10,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:10,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:10,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:10,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:10,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:10,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:10,906 INFO L168 Benchmark]: Toolchain (without parser) took 3488.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.1 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:10,907 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-24 20:55:10,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2819.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:10,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 312.50 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:10,920 INFO L168 Benchmark]: Boogie Preprocessor took 347.11 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:10,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 2819.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 312.50 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 347.11 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 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...