./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label52.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/Problem11_label52.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 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label52.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 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:33:17,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:17,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:17,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:17,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:17,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:17,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:17,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:17,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:17,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:17,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:17,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:17,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:17,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:17,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:17,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:17,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:17,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:17,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:17,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:17,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:17,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:17,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:17,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:17,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:17,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:17,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:17,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:17,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:17,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:17,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:17,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:17,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:17,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:17,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:17,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:17,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:17,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:17,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:17,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:17,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:17,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:18,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:18,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:18,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:18,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:18,038 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:18,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:18,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:18,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:18,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:18,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:18,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:18,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:18,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:18,044 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:18,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:18,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:18,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:18,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:18,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:18,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:18,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:18,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:18,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:18,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:18,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:18,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:18,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:18,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:18,055 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 -> 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 [2019-11-27 09:33:18,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:18,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:18,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:18,718 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:18,720 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:18,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label52.c [2019-11-27 09:33:18,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d5f4f19/fffc9504f2264e78830fc77f3018c9a6/FLAGc3dae521e [2019-11-27 09:33:20,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:20,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label52.c [2019-11-27 09:33:20,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d5f4f19/fffc9504f2264e78830fc77f3018c9a6/FLAGc3dae521e [2019-11-27 09:33:20,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d5f4f19/fffc9504f2264e78830fc77f3018c9a6 [2019-11-27 09:33:20,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:20,284 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:20,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:20,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:20,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:20,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:20, skipping insertion in model container [2019-11-27 09:33:20,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:20,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:21,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:21,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:22,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:22,178 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:22,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22 WrapperNode [2019-11-27 09:33:22,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:22,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:22,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:22,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:22,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:22,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:22,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:22,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:22,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:22,737 INFO L168 Benchmark]: Toolchain (without parser) took 2445.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 931.7 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,738 INFO L168 Benchmark]: CDTParser took 0.36 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 09:33:22,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1893.24 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 960.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 943.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,749 INFO L168 Benchmark]: Boogie Preprocessor took 275.68 ms. Allocated memory is still 1.0 GB. Free memory was 943.2 MB in the beginning and 931.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:22,761 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1893.24 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 960.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 267.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 943.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.68 ms. Allocated memory is still 1.0 GB. Free memory was 943.2 MB in the beginning and 931.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:26,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:26,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:26,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:26,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:26,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:26,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:26,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:26,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:26,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:26,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:26,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:26,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:26,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:26,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:26,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:26,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:26,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:26,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:26,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:26,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:26,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:26,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:26,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:26,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:26,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:26,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:26,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:26,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:26,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:26,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:26,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:26,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:26,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:26,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:26,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:26,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:26,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:26,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:26,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:26,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:26,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:26,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:26,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:26,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:26,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:26,936 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:26,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:26,938 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:26,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:26,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:26,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:26,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:26,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:26,942 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:26,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:26,943 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:26,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:26,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:26,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:26,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:26,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:26,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:26,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:26,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:26,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:26,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:26,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:26,949 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:26,950 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:26,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:26,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:26,953 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 -> 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 [2019-11-27 09:33:27,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:27,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:27,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:27,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:27,513 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:27,517 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label52.c [2019-11-27 09:33:27,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753a01f36/9d34aaf6db16475e82ff1dfb12457b8f/FLAG1cc857288 [2019-11-27 09:33:28,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:28,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label52.c [2019-11-27 09:33:29,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753a01f36/9d34aaf6db16475e82ff1dfb12457b8f/FLAG1cc857288 [2019-11-27 09:33:29,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753a01f36/9d34aaf6db16475e82ff1dfb12457b8f [2019-11-27 09:33:29,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:29,082 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:29,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:29,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:29,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:29,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:29" (1/1) ... [2019-11-27 09:33:29,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:29, skipping insertion in model container [2019-11-27 09:33:29,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:29" (1/1) ... [2019-11-27 09:33:29,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:29,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:30,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:30,738 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:30,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,030 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:31,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31 WrapperNode [2019-11-27 09:33:31,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:31,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:31,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:31,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:31,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:31,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:31,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:31,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:31,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:31,498 INFO L168 Benchmark]: Toolchain (without parser) took 2408.09 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 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:31,499 INFO L168 Benchmark]: CDTParser took 0.39 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 09:33:31,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1947.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:31,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.57 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:31,506 INFO L168 Benchmark]: Boogie Preprocessor took 216.27 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:31,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1947.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.57 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.27 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 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...