./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label27.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 e1af67db67a88433de1a31e57b46e50dcbb6e7d8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label27.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 e1af67db67a88433de1a31e57b46e50dcbb6e7d8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:45,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:45,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:45,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:45,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:45,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:45,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:45,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:45,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:45,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:45,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:45,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:45,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:45,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:45,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:45,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:45,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:45,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:45,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:45,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:45,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:45,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:45,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:45,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:45,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:45,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:45,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:45,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:45,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:45,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:45,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:45,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:45,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:45,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:45,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:45,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:45,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:45,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:45,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:45,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:45,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:45,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:45,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:45,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:45,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:45,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:45,714 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:45,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:45,716 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:45,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:45,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:45,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:45,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:45,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:45,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:45,722 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:45,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:45,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:45,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:45,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:45,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:45,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:45,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:45,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:45,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:45,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:45,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:45,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:45,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:45,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:45,731 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 -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2019-11-27 09:20:46,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:46,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:46,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:46,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:46,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:46,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-27 09:20:46,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af959f84c/ae249fb5dc8444d7929b1f1b61c45f3b/FLAGaf977cc52 [2019-11-27 09:20:47,825 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:47,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-27 09:20:47,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af959f84c/ae249fb5dc8444d7929b1f1b61c45f3b/FLAGaf977cc52 [2019-11-27 09:20:47,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af959f84c/ae249fb5dc8444d7929b1f1b61c45f3b [2019-11-27 09:20:47,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:47,929 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:47,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:47,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:47,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:47,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:47,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47, skipping insertion in model container [2019-11-27 09:20:47,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:47,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:48,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:49,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:49,219 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:49,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:49,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:49,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49 WrapperNode [2019-11-27 09:20:49,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:49,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:49,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:49,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:49,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:49,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:49,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:49,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:49,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:49,965 INFO L168 Benchmark]: Toolchain (without parser) took 2028.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.0 MB in the end (delta: 706.3 kB). Peak memory consumption was 771.8 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,970 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:49,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1637.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,983 INFO L168 Benchmark]: Boogie Preprocessor took 173.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,993 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1637.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:53,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:53,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:53,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:53,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:53,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:53,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:53,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:53,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:53,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:53,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:53,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:53,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:53,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:53,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:53,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:53,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:53,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:53,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:53,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:53,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:53,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:53,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:54,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:54,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:54,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:54,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:54,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:54,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:54,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:54,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:54,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:54,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:54,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:54,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:54,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:54,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:54,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:54,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:54,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:54,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:54,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:54,078 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:54,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:54,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:54,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:54,088 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:54,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:54,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:54,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:54,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:54,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:54,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:54,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:54,094 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:54,095 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:54,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:54,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:54,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:54,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:54,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:54,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:54,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:54,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:54,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:54,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:54,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:54,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:54,102 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:54,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:54,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:54,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:54,109 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 -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2019-11-27 09:20:54,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:54,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:54,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:54,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:54,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:54,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-27 09:20:54,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b121fbc0e/17e0b922ac674d0e8e6c0dd916abfd8a/FLAG605811737 [2019-11-27 09:20:56,059 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:56,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-27 09:20:56,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b121fbc0e/17e0b922ac674d0e8e6c0dd916abfd8a/FLAG605811737 [2019-11-27 09:20:56,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b121fbc0e/17e0b922ac674d0e8e6c0dd916abfd8a [2019-11-27 09:20:56,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:56,537 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:56,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:56,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:56,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:56,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56, skipping insertion in model container [2019-11-27 09:20:56,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:56,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:57,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:57,743 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:57,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:58,021 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:58,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58 WrapperNode [2019-11-27 09:20:58,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:58,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:58,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:58,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:58,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:58,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:58,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:58,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:58,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:58,439 INFO L168 Benchmark]: Toolchain (without parser) took 1900.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.2 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:58,440 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:58,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1483.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.0 MB in the end (delta: -17.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:58,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:58,447 INFO L168 Benchmark]: Boogie Preprocessor took 174.28 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:58,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1483.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.0 MB in the end (delta: -17.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.28 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...