./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label40.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/Problem04_label40.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 db5ced516c223138fa3b83c50f95dac86062309d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label40.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 db5ced516c223138fa3b83c50f95dac86062309d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:41,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:41,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:41,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:41,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:41,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:41,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:41,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:41,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:41,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:41,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:41,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:41,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:41,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:41,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:41,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:41,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:41,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:41,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:41,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:41,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:41,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:41,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:41,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:41,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:41,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:41,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:41,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:41,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:41,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:41,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:41,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:41,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:41,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:41,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:41,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:41,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:41,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:41,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:41,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:41,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:41,347 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:41,388 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:41,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:41,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:41,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:41,395 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:41,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:41,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:41,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:41,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:41,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:41,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:41,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:41,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:41,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:41,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:41,403 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:41,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:41,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:41,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:41,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:41,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:41,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:41,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:41,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:41,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:41,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:41,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:41,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:41,413 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 -> db5ced516c223138fa3b83c50f95dac86062309d [2019-11-27 15:44:42,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:42,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:42,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:42,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:42,082 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:42,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-27 15:44:42,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591548bf5/1aef74a50d0e4b68adddce2c85176596/FLAG90b3b9bed [2019-11-27 15:44:43,887 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:43,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-27 15:44:43,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591548bf5/1aef74a50d0e4b68adddce2c85176596/FLAG90b3b9bed [2019-11-27 15:44:44,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591548bf5/1aef74a50d0e4b68adddce2c85176596 [2019-11-27 15:44:44,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:44,028 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:44,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:44,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:44,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:44,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:44,056 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 27.11 03:44:44, skipping insertion in model container [2019-11-27 15:44:44,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:44,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:44,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:47,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:47,141 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:48,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:48,844 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:48,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48 WrapperNode [2019-11-27 15:44:48,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:48,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:48,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:48,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:48,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:48,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:49,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:49,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:49,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:49,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:49,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:49,896 INFO L168 Benchmark]: Toolchain (without parser) took 5861.05 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 751.6 MB in the end (delta: 198.7 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:49,897 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 15:44:49,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4816.65 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 820.3 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:49,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 535.54 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:49,908 INFO L168 Benchmark]: Boogie Preprocessor took 500.20 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:49,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4816.65 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 820.3 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 535.54 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 500.20 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 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 0.1.24-509859d [2019-11-27 15:44:53,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:53,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:53,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:53,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:53,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:53,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:53,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:53,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:53,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:53,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:53,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:53,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:53,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:53,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:53,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:53,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:53,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:53,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:53,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:53,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:53,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:53,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:53,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:53,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:53,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:53,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:53,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:53,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:53,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:53,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:53,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:53,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:53,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:53,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:53,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:53,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:53,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:53,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:53,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:53,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:53,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:53,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:53,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:53,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:53,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:53,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:53,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:53,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:53,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:53,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:53,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:53,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:53,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:53,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:53,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:53,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:53,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:53,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:53,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:53,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:53,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:53,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:53,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:53,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:53,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:53,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:53,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:53,895 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:53,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:53,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:53,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:53,899 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 -> db5ced516c223138fa3b83c50f95dac86062309d [2019-11-27 15:44:54,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:54,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:54,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:54,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:54,538 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:54,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-27 15:44:54,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d29c1b91/6fa6d558b4f54ab7a5f7ff1bdf9af1e2/FLAG6a9176055 [2019-11-27 15:44:56,574 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:56,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-27 15:44:56,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d29c1b91/6fa6d558b4f54ab7a5f7ff1bdf9af1e2/FLAG6a9176055 [2019-11-27 15:44:56,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d29c1b91/6fa6d558b4f54ab7a5f7ff1bdf9af1e2 [2019-11-27 15:44:56,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:56,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:56,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:56,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:56,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:56,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:56,740 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 03:44:56, skipping insertion in model container [2019-11-27 15:44:56,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:56,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:57,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:01,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:01,130 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:02,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:02,690 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:02,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02 WrapperNode [2019-11-27 15:45:02,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:02,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:02,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:02,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:02,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:02,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:03,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:03,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:03,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:03,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:02" (1/1) ... [2019-11-27 15:45:03,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:03,780 INFO L168 Benchmark]: Toolchain (without parser) took 7056.61 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 733.1 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,781 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 15:45:03,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5969.24 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 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 505.53 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 761.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,791 INFO L168 Benchmark]: Boogie Preprocessor took 571.78 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,801 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5969.24 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 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 505.53 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 761.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 571.78 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 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...