./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label31.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 4441f0f15654b608146e6a9611fa87418b81f3d2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label31.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 4441f0f15654b608146e6a9611fa87418b81f3d2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:46,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:46,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:46,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:46,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:46,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:46,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:46,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:46,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:46,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:46,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:46,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:46,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:46,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:46,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:46,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:46,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:46,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:46,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:46,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:46,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:46,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:46,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:46,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:46,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:46,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:46,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:46,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:46,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:46,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:46,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:46,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:46,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:46,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:46,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:46,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:46,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:46,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:46,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:46,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:46,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:46,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:46,716 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:46,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:46,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:46,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:46,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:46,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:46,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:46,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:46,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:46,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:46,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:46,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:46,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:46,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:46,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:46,727 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:46,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:46,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:46,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:46,728 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:46,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:46,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:46,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:46,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:46,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:46,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:46,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:46,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:46,733 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 -> 4441f0f15654b608146e6a9611fa87418b81f3d2 [2019-11-27 15:58:47,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:47,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:47,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:47,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:47,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:47,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-27 15:58:47,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea3f39e4/4995b230ae214beaae1c75d37a128331/FLAG54792f0a8 [2019-11-27 15:58:48,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:48,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-27 15:58:48,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea3f39e4/4995b230ae214beaae1c75d37a128331/FLAG54792f0a8 [2019-11-27 15:58:48,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea3f39e4/4995b230ae214beaae1c75d37a128331 [2019-11-27 15:58:48,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:48,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:48,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:48,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:48,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:48,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48, skipping insertion in model container [2019-11-27 15:58:48,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:48,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:50,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:50,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:50,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:50,447 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:50,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50 WrapperNode [2019-11-27 15:58:50,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:50,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:50,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:50,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:50,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:50,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:50,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:50,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:50,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:50" (1/1) ... [2019-11-27 15:58:50,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:50,973 INFO L168 Benchmark]: Toolchain (without parser) took 2135.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 892.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:50,974 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 15:58:50,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1617.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 932.6 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:50,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:50,980 INFO L168 Benchmark]: Boogie Preprocessor took 250.13 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:50,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1617.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 932.6 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.13 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:58:53,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:53,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:53,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:53,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:53,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:53,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:53,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:53,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:53,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:53,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:53,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:53,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:53,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:53,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:53,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:53,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:53,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:53,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:53,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:53,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:53,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:53,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:53,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:53,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:53,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:53,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:53,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:53,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:53,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:53,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:53,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:53,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:53,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:53,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:53,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:53,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:53,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:53,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:53,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:53,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:53,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:53,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:53,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:53,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:53,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:53,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:53,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:53,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:53,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:53,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:53,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:53,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:53,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:53,926 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:53,926 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:53,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:53,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:53,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:53,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:53,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:53,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:53,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:53,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:53,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:53,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:53,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:53,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:53,932 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:53,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:53,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:53,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:53,934 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 -> 4441f0f15654b608146e6a9611fa87418b81f3d2 [2019-11-27 15:58:54,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:54,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:54,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:54,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:54,383 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:54,384 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-27 15:58:54,470 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ac7b3dd/5836c5c3def14e75b01ebc78f4c3b341/FLAGacfe026f1 [2019-11-27 15:58:55,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:55,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-27 15:58:55,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ac7b3dd/5836c5c3def14e75b01ebc78f4c3b341/FLAGacfe026f1 [2019-11-27 15:58:55,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ac7b3dd/5836c5c3def14e75b01ebc78f4c3b341 [2019-11-27 15:58:56,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:56,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:56,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:56,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:56,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:56,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56, skipping insertion in model container [2019-11-27 15:58:56,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:56,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:57,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:57,412 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:57,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:57,823 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:57,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57 WrapperNode [2019-11-27 15:58:57,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:57,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:57,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:57,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:57,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:57,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:58,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:58,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:58,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:58,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:58,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:58,173 INFO L168 Benchmark]: Toolchain (without parser) took 2162.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.7 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:58,175 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:58,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1814.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.6 MB in the end (delta: 38.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:58,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:58,181 INFO L168 Benchmark]: Boogie Preprocessor took 154.56 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:58,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1814.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.6 MB in the end (delta: 38.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 154.56 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.7 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...