./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 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/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 0.1.24-025d5a2 [2019-11-26 16:49:37,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:37,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:37,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:37,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:37,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:37,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:37,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:37,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:37,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:37,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:37,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:37,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:37,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:37,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:37,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:37,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:37,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:37,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:37,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:37,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:37,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:37,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:37,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:37,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:37,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:37,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:37,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:37,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:37,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:37,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:37,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:37,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:37,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:37,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:37,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:38,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:38,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:38,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:38,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:38,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:38,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:38,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:38,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:38,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:38,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:38,055 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:38,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:38,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:38,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:38,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:38,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:38,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:38,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:38,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:38,063 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:38,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:38,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:38,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:38,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:38,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:38,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:38,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:38,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:38,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:38,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:38,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:38,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:38,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:38,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:38,071 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 [2019-11-26 16:49:38,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:38,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:38,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:38,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:38,666 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:38,667 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-26 16:49:38,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca4054f2/05750d5976ad47f8a40fab22f3205ddd/FLAGff5a5df47 [2019-11-26 16:49:40,175 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:40,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-26 16:49:40,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca4054f2/05750d5976ad47f8a40fab22f3205ddd/FLAGff5a5df47 [2019-11-26 16:49:40,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca4054f2/05750d5976ad47f8a40fab22f3205ddd [2019-11-26 16:49:40,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:40,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:40,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:40,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:40,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:40,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40, skipping insertion in model container [2019-11-26 16:49:40,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:40,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:42,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:42,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:42,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:42,881 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:42,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42 WrapperNode [2019-11-26 16:49:42,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:42,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:42,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:42,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:42,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:42,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:43,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:43,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:43,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:43,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:43,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:43,578 INFO L168 Benchmark]: Toolchain (without parser) took 3070.03 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 901.5 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:43,579 INFO L168 Benchmark]: CDTParser took 0.34 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 16:49:43,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2381.41 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 947.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:43,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 377.66 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 924.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:43,590 INFO L168 Benchmark]: Boogie Preprocessor took 304.10 ms. Allocated memory is still 1.0 GB. Free memory was 924.4 MB in the beginning and 901.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:43,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2381.41 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 947.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 377.66 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 924.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 304.10 ms. Allocated memory is still 1.0 GB. Free memory was 924.4 MB in the beginning and 901.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 16:49:47,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:47,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:47,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:47,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:47,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:47,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:47,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:47,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:47,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:47,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:47,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:47,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:47,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:47,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:47,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:47,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:47,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:47,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:47,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:47,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:47,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:47,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:47,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:47,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:47,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:47,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:47,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:47,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:47,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:47,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:47,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:47,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:47,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:47,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:47,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:47,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:47,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:47,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:47,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:47,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:47,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:47,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:47,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:47,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:47,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:47,648 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:47,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:47,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:47,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:47,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:47,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:47,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:47,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:47,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:47,657 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:47,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:47,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:47,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:47,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:47,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:47,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:47,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:47,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:47,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:47,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:47,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:47,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:47,662 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:47,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:47,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:47,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:47,668 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 [2019-11-26 16:49:48,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:48,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:48,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:48,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:48,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:48,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-26 16:49:48,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8f213c8/13f115364490426fae85cb8171d40fab/FLAGde18016c1 [2019-11-26 16:49:49,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:49,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-26 16:49:49,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8f213c8/13f115364490426fae85cb8171d40fab/FLAGde18016c1 [2019-11-26 16:49:50,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8f213c8/13f115364490426fae85cb8171d40fab [2019-11-26 16:49:50,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:50,037 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:50,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:50,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:50,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:50,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50, skipping insertion in model container [2019-11-26 16:49:50,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:50,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:52,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:52,193 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:53,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:53,377 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:53,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53 WrapperNode [2019-11-26 16:49:53,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:53,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:53,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:53,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:53,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:53,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:53,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:53,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:53,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:53,947 INFO L168 Benchmark]: Toolchain (without parser) took 3902.62 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 902.2 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,948 INFO L168 Benchmark]: CDTParser took 1.57 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 16:49:53,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3340.33 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 925.1 MB in the end (delta: 30.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.44 ms. Allocated memory is still 1.0 GB. Free memory was 925.1 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,958 INFO L168 Benchmark]: Boogie Preprocessor took 257.36 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 3340.33 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 925.1 MB in the end (delta: 30.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 296.44 ms. Allocated memory is still 1.0 GB. Free memory was 925.1 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.36 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 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...