./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label18.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 c7310cf4a3b42ef0187c950fc5dfe87d438e7995 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label18.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 c7310cf4a3b42ef0187c950fc5dfe87d438e7995 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:37,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:37,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:37,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:37,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:37,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:37,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:37,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:37,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:37,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:37,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:37,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:37,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:37,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:37,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:37,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:37,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:37,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:37,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:37,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:37,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:37,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:37,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:37,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:38,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:38,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:38,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:38,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:38,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:38,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:38,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:38,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:38,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:38,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:38,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:38,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:38,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:38,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:38,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:38,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:38,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:38,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:38,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:38,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:38,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:38,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:38,058 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:38,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:38,058 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:38,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:38,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:38,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:38,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:38,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:38,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:38,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:38,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:38,062 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:38,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:38,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:38,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:38,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:38,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:38,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:38,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:38,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:38,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:38,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:38,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:38,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:38,067 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-27 15:58:38,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:38,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:38,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:38,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:38,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:38,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 15:58:38,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a35d493/67cf8e8b9fc342fb8d1f9918a70cc890/FLAGed6f0993c [2019-11-27 15:58:39,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:39,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 15:58:39,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a35d493/67cf8e8b9fc342fb8d1f9918a70cc890/FLAGed6f0993c [2019-11-27 15:58:40,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a35d493/67cf8e8b9fc342fb8d1f9918a70cc890 [2019-11-27 15:58:40,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:40,162 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:40,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:40,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:40,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:40,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:40" (1/1) ... [2019-11-27 15:58:40,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:40, skipping insertion in model container [2019-11-27 15:58:40,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:40" (1/1) ... [2019-11-27 15:58:40,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:40,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:41,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:41,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:41,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:41,807 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:41,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41 WrapperNode [2019-11-27 15:58:41,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:41,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:41,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:41,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:41,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:41,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:42,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:42,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:42,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:42,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:42,299 INFO L168 Benchmark]: Toolchain (without parser) took 2132.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.5 MB in the end (delta: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,300 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:42,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1644.46 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 932.9 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.05 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 909.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,309 INFO L168 Benchmark]: Boogie Preprocessor took 245.42 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1644.46 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 932.9 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.05 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 909.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.42 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:58:45,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:45,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:45,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:45,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:45,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:45,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:45,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:45,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:45,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:45,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:45,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:45,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:45,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:45,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:45,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:45,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:45,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:45,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:45,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:45,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:45,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:45,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:45,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:45,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:45,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:45,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:45,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:45,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:45,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:45,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:45,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:45,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:45,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:45,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:45,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:45,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:45,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:45,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:45,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:45,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:45,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:45,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:45,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:45,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:45,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:45,162 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:45,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:45,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:45,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:45,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:45,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:45,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:45,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:45,168 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:45,168 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:45,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:45,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:45,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:45,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:45,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:45,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:45,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:45,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:45,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:45,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:45,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:45,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:45,173 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:45,174 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:45,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:45,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:45,175 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-27 15:58:45,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:45,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:45,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:45,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:45,676 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:45,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 15:58:45,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad07ff79/2212a2dc8e4b4900adba53d502206210/FLAG804b01549 [2019-11-27 15:58:46,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:46,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 15:58:46,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad07ff79/2212a2dc8e4b4900adba53d502206210/FLAG804b01549 [2019-11-27 15:58:46,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad07ff79/2212a2dc8e4b4900adba53d502206210 [2019-11-27 15:58:46,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:46,816 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:46,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:46,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:46,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:46,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:46" (1/1) ... [2019-11-27 15:58:46,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:46, skipping insertion in model container [2019-11-27 15:58:46,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:46" (1/1) ... [2019-11-27 15:58:46,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:46,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:48,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:48,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:48,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:48,608 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:48,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48 WrapperNode [2019-11-27 15:58:48,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:48,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:48,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:48,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:48,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:48,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:48,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:48,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:48,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:48" (1/1) ... [2019-11-27 15:58:48,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:48,966 INFO L168 Benchmark]: Toolchain (without parser) took 2146.85 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 892.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:48,967 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. [2019-11-27 15:58:48,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1793.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:48,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.92 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:48,974 INFO L168 Benchmark]: Boogie Preprocessor took 157.21 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:48,981 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 1793.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.92 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 157.21 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.8 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...