./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label23.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/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:41:06,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:06,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:06,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:06,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:06,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:06,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:06,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:06,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:06,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:06,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:06,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:06,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:06,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:06,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:06,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:06,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:06,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:06,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:06,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:06,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:06,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:06,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:06,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:06,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:06,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:06,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:06,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:06,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:06,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:06,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:06,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:06,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:06,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:06,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:06,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:06,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:06,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:06,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:06,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:06,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:06,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:07,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:07,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:07,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:07,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:07,027 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:07,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:07,030 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:07,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:07,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:07,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:07,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:07,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:07,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:07,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:07,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:07,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:07,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:07,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:07,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:07,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:07,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:07,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:07,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:07,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:07,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:07,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:07,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:07,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:07,043 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-25 22:41:07,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:07,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:07,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:07,615 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:07,617 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:07,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-25 22:41:07,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8966688c/af7518523e79400e946520ce0472ec25/FLAGed3517713 [2019-11-25 22:41:09,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:09,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-25 22:41:09,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8966688c/af7518523e79400e946520ce0472ec25/FLAGed3517713 [2019-11-25 22:41:09,474 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8966688c/af7518523e79400e946520ce0472ec25 [2019-11-25 22:41:09,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:09,485 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:09,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:09,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:09,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:09,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:09" (1/1) ... [2019-11-25 22:41:09,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09, skipping insertion in model container [2019-11-25 22:41:09,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:09" (1/1) ... [2019-11-25 22:41:09,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:09,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:11,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:11,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:12,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:12,369 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:12,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12 WrapperNode [2019-11-25 22:41:12,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:12,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:12,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:12,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:12,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:12,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:12,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:12,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:12,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:12,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:12,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:12,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:12,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:12,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:13,252 INFO L168 Benchmark]: Toolchain (without parser) took 3758.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 871.3 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:13,253 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:13,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2883.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 934.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 48.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:13,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 434.67 ms. Allocated memory is still 1.0 GB. Free memory was 934.6 MB in the beginning and 894.4 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:13,269 INFO L168 Benchmark]: Boogie Preprocessor took 431.72 ms. Allocated memory is still 1.0 GB. Free memory was 894.4 MB in the beginning and 871.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:13,279 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2883.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 934.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 48.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 434.67 ms. Allocated memory is still 1.0 GB. Free memory was 934.6 MB in the beginning and 894.4 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.72 ms. Allocated memory is still 1.0 GB. Free memory was 894.4 MB in the beginning and 871.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 22:41:17,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:17,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:17,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:17,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:17,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:17,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:17,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:17,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:17,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:17,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:17,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:17,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:17,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:17,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:17,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:17,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:17,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:17,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:17,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:17,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:17,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:17,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:17,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:17,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:17,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:17,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:17,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:17,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:17,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:17,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:17,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:17,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:17,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:17,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:17,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:17,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:17,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:17,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:17,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:17,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:17,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:17,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:17,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:17,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:17,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:17,570 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:17,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:17,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:17,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:17,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:17,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:17,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:17,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:17,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:17,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:17,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:17,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:17,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:17,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:17,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:17,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:17,584 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:17,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:17,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:17,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:17,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:17,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:17,586 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:17,589 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:17,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:17,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:17,591 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-25 22:41:18,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:18,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:18,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:18,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:18,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:18,192 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-25 22:41:18,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/047bf6ea5/675b1b0263c9486c822eb53eddc00a27/FLAGccab016bc [2019-11-25 22:41:19,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:19,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-25 22:41:19,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/047bf6ea5/675b1b0263c9486c822eb53eddc00a27/FLAGccab016bc [2019-11-25 22:41:19,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/047bf6ea5/675b1b0263c9486c822eb53eddc00a27 [2019-11-25 22:41:19,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:19,874 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:19,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:19,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:19,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:19,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:19, skipping insertion in model container [2019-11-25 22:41:19,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:19" (1/1) ... [2019-11-25 22:41:19,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:20,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:22,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:22,112 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:22,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:22,973 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:22,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22 WrapperNode [2019-11-25 22:41:22,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:22,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:22,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:22,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:22,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:23,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:23,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:23,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:23,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2019-11-25 22:41:23,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:23,576 INFO L168 Benchmark]: Toolchain (without parser) took 3697.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:23,577 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:23,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3096.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:23,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.17 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:23,587 INFO L168 Benchmark]: Boogie Preprocessor took 286.82 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:23,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3096.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.17 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 286.82 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...