./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem18_label08.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 6c320b37d511af0da72206e24cfb2ecedfa0d009 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label08.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 6c320b37d511af0da72206e24cfb2ecedfa0d009 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:08,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:08,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:08,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:08,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:08,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:08,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:08,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:08,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:08,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:08,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:08,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:08,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:08,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:08,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:08,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:08,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:08,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:08,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:09,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:09,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:09,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:09,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:09,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:09,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:09,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:09,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:09,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:09,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:09,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:09,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:09,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:09,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:09,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:09,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:09,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:09,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:09,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:09,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:09,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:09,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:09,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:09,106 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:09,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:09,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:09,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:09,114 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:09,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:09,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:09,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:09,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:09,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:09,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:09,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:09,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:09,121 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:09,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:09,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:09,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:09,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:09,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:09,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:09,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:09,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:09,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:09,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:09,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:09,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:09,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:09,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:09,131 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 -> 6c320b37d511af0da72206e24cfb2ecedfa0d009 [2019-11-25 22:43:09,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:09,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:09,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:09,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:09,832 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:09,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-25 22:43:10,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30fd6b34/24842290a8544e54b739a1c5c5d09493/FLAGc8ad75335 [2019-11-25 22:43:11,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:11,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-25 22:43:11,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30fd6b34/24842290a8544e54b739a1c5c5d09493/FLAGc8ad75335 [2019-11-25 22:43:11,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30fd6b34/24842290a8544e54b739a1c5c5d09493 [2019-11-25 22:43:11,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:11,962 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:11,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:11,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:11,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:11,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:11,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11, skipping insertion in model container [2019-11-25 22:43:11,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:12,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:14,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:14,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:15,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:15,354 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:15,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15 WrapperNode [2019-11-25 22:43:15,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:15,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:15,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:15,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:15,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:15,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:15,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:15,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:15,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:15,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:15,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:15,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:16,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:16,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:16,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:16,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:16,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:15" (1/1) ... [2019-11-25 22:43:16,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:16,371 INFO L168 Benchmark]: Toolchain (without parser) took 4402.97 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 804.8 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:16,373 INFO L168 Benchmark]: CDTParser took 1.37 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. [2019-11-25 22:43:16,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3394.57 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 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:16,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 566.12 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.4 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:16,383 INFO L168 Benchmark]: Boogie Preprocessor took 436.04 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:16,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 3394.57 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 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 566.12 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.4 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 436.04 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-65d6cd2 [2019-11-25 22:43:20,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:20,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:20,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:20,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:20,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:20,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:20,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:20,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:20,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:20,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:20,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:20,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:20,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:20,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:20,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:20,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:20,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:20,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:20,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:20,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:20,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:20,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:20,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:20,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:20,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:20,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:20,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:20,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:20,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:20,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:20,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:20,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:20,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:20,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:20,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:20,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:20,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:20,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:20,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:20,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:20,566 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:20,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:20,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:20,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:20,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:20,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:20,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:20,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:20,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:20,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:20,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:20,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:20,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:20,621 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:20,624 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:20,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:20,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:20,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:20,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:20,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:20,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:20,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:20,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:20,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:20,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:20,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:20,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:20,630 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:20,632 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:20,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:20,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:20,634 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 -> 6c320b37d511af0da72206e24cfb2ecedfa0d009 [2019-11-25 22:43:21,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:21,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:21,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:21,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:21,211 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:21,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-25 22:43:21,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b95aae8b7/6959a840e8e14df98480b26c85a054eb/FLAGff237c897 [2019-11-25 22:43:23,054 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:23,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-25 22:43:23,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b95aae8b7/6959a840e8e14df98480b26c85a054eb/FLAGff237c897 [2019-11-25 22:43:23,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b95aae8b7/6959a840e8e14df98480b26c85a054eb [2019-11-25 22:43:23,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:23,163 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:23,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:23,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:23,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:23,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:23" (1/1) ... [2019-11-25 22:43:23,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:23, skipping insertion in model container [2019-11-25 22:43:23,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:23" (1/1) ... [2019-11-25 22:43:23,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:23,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:26,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:26,091 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:27,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:27,449 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:27,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27 WrapperNode [2019-11-25 22:43:27,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:27,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:27,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:27,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:27,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:27,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:27,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:27,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:27,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:27,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:27,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:27,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:27,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:27,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:28,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:28,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:28,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:28,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:28,331 INFO L168 Benchmark]: Toolchain (without parser) took 5164.21 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:28,333 INFO L168 Benchmark]: CDTParser took 2.57 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. [2019-11-25 22:43:28,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4287.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:28,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 432.78 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:28,343 INFO L168 Benchmark]: Boogie Preprocessor took 434.56 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:28,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 4287.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 432.78 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 434.56 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...