./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label47.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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:27:49,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:49,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:49,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:49,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:49,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:49,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:49,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:49,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:49,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:49,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:49,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:49,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:49,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:49,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:49,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:49,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:49,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:49,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:49,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:49,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:49,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:49,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:49,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:49,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:49,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:49,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:49,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:49,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:49,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:49,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:49,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:49,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:49,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:49,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:49,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:49,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:49,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:49,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:49,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:49,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:49,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:49,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:49,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:49,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:49,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:49,494 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:49,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:49,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:49,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:49,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:49,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:49,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:49,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:49,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:49,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:49,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:49,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:49,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:49,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:49,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:49,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:49,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:49,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:49,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:49,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:49,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:49,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:49,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:49,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:49,509 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-25 22:27:50,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:50,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:50,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:50,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:50,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:50,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-25 22:27:50,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b7eb51b5/b5e56a843a2c4e46bea38b7040bb913f/FLAGd922ab6a5 [2019-11-25 22:27:51,965 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:51,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-25 22:27:52,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b7eb51b5/b5e56a843a2c4e46bea38b7040bb913f/FLAGd922ab6a5 [2019-11-25 22:27:52,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b7eb51b5/b5e56a843a2c4e46bea38b7040bb913f [2019-11-25 22:27:52,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:52,100 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:52,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:52,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:52,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:52,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:52" (1/1) ... [2019-11-25 22:27:52,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:52, skipping insertion in model container [2019-11-25 22:27:52,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:52" (1/1) ... [2019-11-25 22:27:52,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:52,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:55,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:55,580 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:57,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:57,224 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:57,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57 WrapperNode [2019-11-25 22:27:57,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:57,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:57,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:57,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:57,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:57,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:57,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:57,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:57,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:57,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:57,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:57,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:57,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:57,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:58,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:58,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:58,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:58,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:58,179 INFO L168 Benchmark]: Toolchain (without parser) took 6073.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:58,181 INFO L168 Benchmark]: CDTParser took 1.20 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 22:27:58,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5123.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:58,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.46 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:58,191 INFO L168 Benchmark]: Boogie Preprocessor took 431.05 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:58,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 5123.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.46 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.05 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 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 22:28:01,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:01,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:02,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:02,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:02,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:02,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:02,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:02,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:02,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:02,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:02,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:02,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:02,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:02,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:02,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:02,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:02,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:02,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:02,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:02,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:02,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:02,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:02,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:02,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:02,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:02,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:02,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:02,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:02,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:02,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:02,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:02,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:02,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:02,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:02,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:02,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:02,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:02,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:02,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:02,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:02,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:02,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:02,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:02,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:02,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:02,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:02,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:02,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:02,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:02,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:02,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:02,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:02,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:02,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:02,231 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:02,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:02,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:02,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:02,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:02,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:02,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:02,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:02,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:02,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:02,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:02,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:02,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:02,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:02,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:02,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:02,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:02,243 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-25 22:28:02,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:02,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:02,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:02,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:02,835 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:02,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-25 22:28:02,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/540d4e803/eb68bc28812748169ad42602cd4e1681/FLAG9cdb9f706 [2019-11-25 22:28:04,719 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:04,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-25 22:28:04,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/540d4e803/eb68bc28812748169ad42602cd4e1681/FLAG9cdb9f706 [2019-11-25 22:28:04,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/540d4e803/eb68bc28812748169ad42602cd4e1681 [2019-11-25 22:28:04,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:04,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:04,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:04,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:04,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:04,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04, skipping insertion in model container [2019-11-25 22:28:04,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:05,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:08,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:08,237 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:09,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:09,861 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:09,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09 WrapperNode [2019-11-25 22:28:09,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:09,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:09,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:09,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:09,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:09,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:10,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:10,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:10,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:10,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:10,797 INFO L168 Benchmark]: Toolchain (without parser) took 5981.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 734.4 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,800 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:28:10,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5051.58 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 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 486.08 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,810 INFO L168 Benchmark]: Boogie Preprocessor took 435.82 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5051.58 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 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 486.08 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 435.82 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...