./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label16.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 20d793281ccfd8565d9cd385f713a8a642beeaa1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label16.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 20d793281ccfd8565d9cd385f713a8a642beeaa1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:14,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:14,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:14,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:14,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:14,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:14,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:14,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:14,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:14,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:14,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:14,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:14,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:14,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:14,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:14,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:14,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:14,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:14,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:14,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:14,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:14,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:14,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:14,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:14,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:14,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:14,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:14,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:14,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:14,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:14,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:14,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:14,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:14,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:14,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:14,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:14,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:14,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:14,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:14,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:14,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:14,953 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:14,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:14,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:14,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:14,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:14,985 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:14,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:14,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:14,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:14,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:14,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:14,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:14,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:14,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:14,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:14,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:14,992 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:14,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:14,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:14,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:14,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:14,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:14,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:14,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:14,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:14,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:14,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:14,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:14,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:14,996 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 -> 20d793281ccfd8565d9cd385f713a8a642beeaa1 [2019-11-26 16:50:15,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:15,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:15,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:15,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:15,454 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:15,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-26 16:50:15,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08538730d/279f916db4104560bd5bff77813bf640/FLAG991c73828 [2019-11-26 16:50:16,618 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:16,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-26 16:50:16,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08538730d/279f916db4104560bd5bff77813bf640/FLAG991c73828 [2019-11-26 16:50:17,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08538730d/279f916db4104560bd5bff77813bf640 [2019-11-26 16:50:17,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:17,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:17,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:17,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:17,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:17,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:17,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8bcb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17, skipping insertion in model container [2019-11-26 16:50:17,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:17,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:17,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:18,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:18,772 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:19,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:19,428 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:19,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19 WrapperNode [2019-11-26 16:50:19,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:19,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:19,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:19,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:19,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:19,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:19,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:19,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:19,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:19,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:19,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:19,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:19,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:19,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:20,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:20,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:20,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:19" (1/1) ... [2019-11-26 16:50:20,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:20,363 INFO L168 Benchmark]: Toolchain (without parser) took 3266.05 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 774.7 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,364 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:20,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2339.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 872.3 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 452.57 ms. Allocated memory is still 1.0 GB. Free memory was 872.3 MB in the beginning and 809.3 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,372 INFO L168 Benchmark]: Boogie Preprocessor took 467.73 ms. Allocated memory is still 1.0 GB. Free memory was 809.3 MB in the beginning and 774.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,381 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 2339.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 872.3 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 452.57 ms. Allocated memory is still 1.0 GB. Free memory was 872.3 MB in the beginning and 809.3 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.73 ms. Allocated memory is still 1.0 GB. Free memory was 809.3 MB in the beginning and 774.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:23,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:23,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:23,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:23,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:23,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:23,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:23,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:23,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:23,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:23,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:23,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:23,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:23,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:23,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:23,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:23,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:23,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:23,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:23,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:23,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:23,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:23,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:23,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:23,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:23,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:23,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:23,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:23,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:23,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:23,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:23,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:23,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:23,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:23,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:23,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:23,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:23,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:23,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:23,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:23,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:23,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:23,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:23,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:23,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:23,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:23,205 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:23,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:23,207 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:23,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:23,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:23,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:23,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:23,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:23,210 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:23,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:23,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:23,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:23,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:23,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:23,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:23,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:23,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:23,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:23,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:23,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:23,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:23,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:23,216 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:23,216 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:23,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:23,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:23,218 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 -> 20d793281ccfd8565d9cd385f713a8a642beeaa1 [2019-11-26 16:50:23,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:23,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:23,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:23,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:23,645 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:23,646 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-26 16:50:23,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce970c56/0dff00a484c54454901b5e7f63afacf0/FLAG25a31b23b [2019-11-26 16:50:24,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:24,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-26 16:50:24,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce970c56/0dff00a484c54454901b5e7f63afacf0/FLAG25a31b23b [2019-11-26 16:50:25,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce970c56/0dff00a484c54454901b5e7f63afacf0 [2019-11-26 16:50:25,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:25,297 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:25,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:25,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:25,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:25,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25, skipping insertion in model container [2019-11-26 16:50:25,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:25,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:27,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:27,130 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:27,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:27,949 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:27,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27 WrapperNode [2019-11-26 16:50:27,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:27,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:27,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:27,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:27,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:28,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:28,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:28,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:28,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:28,485 INFO L168 Benchmark]: Toolchain (without parser) took 3185.40 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 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,486 INFO L168 Benchmark]: CDTParser took 1.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:28,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2652.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.91 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,492 INFO L168 Benchmark]: Boogie Preprocessor took 252.07 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 2652.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.91 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 252.07 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...