./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label44.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 c4b7ec8366328f542c70e63aa9a97caa7c907b62 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label44.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 c4b7ec8366328f542c70e63aa9a97caa7c907b62 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:58,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:58,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:58,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:58,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:58,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:58,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:58,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:58,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:58,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:58,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:58,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:58,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:58,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:58,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:58,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:58,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:58,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:58,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:58,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:58,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:58,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:58,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:58,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:58,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:58,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:58,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:58,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:58,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:58,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:58,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:58,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:58,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:58,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:58,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:58,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:58,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:58,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:58,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:58,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:58,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:58,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:58,485 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:58,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:58,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:58,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:58,491 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:58,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:58,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:58,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:58,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:58,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:58,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:58,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:58,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:58,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:58,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:58,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:58,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:58,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:58,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:58,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:58,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:58,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:58,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:58,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:58,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:58,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:58,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:58,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:58,505 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 -> c4b7ec8366328f542c70e63aa9a97caa7c907b62 [2019-11-27 15:46:59,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:59,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:59,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:59,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:59,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:59,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-27 15:46:59,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd7512f4/2848e9cdc4c24175b82ea8917c5f5172/FLAG48751e188 [2019-11-27 15:47:01,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:01,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-27 15:47:01,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd7512f4/2848e9cdc4c24175b82ea8917c5f5172/FLAG48751e188 [2019-11-27 15:47:01,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd7512f4/2848e9cdc4c24175b82ea8917c5f5172 [2019-11-27 15:47:01,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:01,507 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:01,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:01,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:01,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:01,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:01" (1/1) ... [2019-11-27 15:47:01,531 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 27.11 03:47:01, skipping insertion in model container [2019-11-27 15:47:01,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:01" (1/1) ... [2019-11-27 15:47:01,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:02,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:06,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:06,063 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:08,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:08,623 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:08,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08 WrapperNode [2019-11-27 15:47:08,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:08,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:08,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:08,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:08,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:08,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:09,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:09,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:09,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:09,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:09,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:09,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:09,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:09,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:09,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:09,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:09,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:08" (1/1) ... [2019-11-27 15:47:10,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:10,088 INFO L168 Benchmark]: Toolchain (without parser) took 8573.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 786.6 MB in the end (delta: 146.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:10,089 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:47:10,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7114.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 911.3 MB in the end (delta: 21.7 MB). Peak memory consumption was 274.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:10,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 772.33 ms. Allocated memory is still 1.0 GB. Free memory was 911.3 MB in the beginning and 832.6 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:10,096 INFO L168 Benchmark]: Boogie Preprocessor took 674.38 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 786.6 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:10,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 7114.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 911.3 MB in the end (delta: 21.7 MB). Peak memory consumption was 274.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 772.33 ms. Allocated memory is still 1.0 GB. Free memory was 911.3 MB in the beginning and 832.6 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 674.38 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 786.6 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:47:14,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:14,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:14,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:14,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:14,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:14,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:14,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:14,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:14,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:14,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:14,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:14,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:14,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:14,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:14,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:14,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:14,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:14,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:14,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:14,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:14,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:14,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:14,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:14,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:14,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:14,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:14,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:14,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:14,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:14,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:14,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:14,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:14,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:14,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:14,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:14,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:14,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:14,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:14,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:14,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:14,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:47:14,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:14,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:14,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:14,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:14,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:14,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:14,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:14,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:14,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:14,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:14,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:14,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:14,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:47:14,309 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:47:14,310 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:14,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:14,310 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:14,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:14,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:14,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:14,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:14,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:14,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:14,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:14,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:14,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:14,315 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:47:14,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:47:14,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:14,319 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:47:14,321 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 -> c4b7ec8366328f542c70e63aa9a97caa7c907b62 [2019-11-27 15:47:14,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:14,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:14,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:14,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:14,952 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:14,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-27 15:47:15,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e98cb6e9/24ea73fcb67e4a1aa68ea91fff5a0b69/FLAGbf3dd9534 [2019-11-27 15:47:16,930 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:16,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-27 15:47:17,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e98cb6e9/24ea73fcb67e4a1aa68ea91fff5a0b69/FLAGbf3dd9534 [2019-11-27 15:47:17,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e98cb6e9/24ea73fcb67e4a1aa68ea91fff5a0b69 [2019-11-27 15:47:17,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:17,282 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:17,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:17,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:17,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:17,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:17,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17, skipping insertion in model container [2019-11-27 15:47:17,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:17,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:17,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:22,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:22,466 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:24,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:25,105 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:25,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25 WrapperNode [2019-11-27 15:47:25,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:25,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:25,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:25,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:25,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:25,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:25,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:25,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:25,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:25,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:25,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:25,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:26,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:26,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:26,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:26,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:26,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:25" (1/1) ... [2019-11-27 15:47:26,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:26,633 INFO L168 Benchmark]: Toolchain (without parser) took 9344.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 806.2 MB in the end (delta: 126.7 MB). Peak memory consumption was 126.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:26,634 INFO L168 Benchmark]: CDTParser took 2.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:47:26,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7810.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 279.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:26,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 786.54 ms. Allocated memory is still 1.0 GB. Free memory was 929.5 MB in the beginning and 859.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:26,646 INFO L168 Benchmark]: Boogie Preprocessor took 727.77 ms. Allocated memory is still 1.0 GB. Free memory was 859.3 MB in the beginning and 806.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:26,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62 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 7810.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 279.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 786.54 ms. Allocated memory is still 1.0 GB. Free memory was 929.5 MB in the beginning and 859.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 727.77 ms. Allocated memory is still 1.0 GB. Free memory was 859.3 MB in the beginning and 806.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...